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2026-08-15T17:52:26.385Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-11-science/mathematics/probability-class-11/q/bseb-c11-mathematics-2025-annual-q93-the-number-of-elements-in-the-sample-space-obtained-in-the-throw-of-two-coins-simultaneously-is-stuii7 2026-08-15T17:52:26.385Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-11-science/mathematics/probability-class-11/q/bseb-c11-mathematics-2025-annual-q94-the-number-of-elements-in-the-sample-space-obtained-in-the-throw-of-two-dice-simultaneously-is-md58je 2026-08-15T17:52:26.385Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-11-science/mathematics/probability-class-11/q/bseb-c11-mathematics-2025-annual-q95-the-probability-of-getting-the-digit-7-in-the-throw-of-a-die-is-filui1 2026-08-15T17:52:26.385Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-11-science/mathematics/relations-and-functions-class-11 2026-08-01T06:42:05.841Z weekly 0.7 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https://conceptfirst.ai/senior-secondary/bihar-bseb/class-11-science/mathematics/sequences-and-series 2026-08-01T06:42:05.841Z weekly 0.7 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-11-science/mathematics/sequences-and-series/q/bseb-c11-mathematics-2025-annual-q118-find-the-sum-of-the-odd-integers-from-1-to-101-glw8z2 2026-08-15T17:52:26.385Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-11-science/mathematics/sequences-and-series/q/bseb-c11-mathematics-2025-annual-q119-the-third-term-of-a-geometrical-progression-is-24-and-sixth-term-is-192-find-the-tenth-term-1gw25m 2026-08-15T17:52:26.385Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-11-science/mathematics/sequences-and-series/q/bseb-c11-mathematics-2025-annual-q61-the-common-difference-of-the-a-p-8-15-22-ldots-is-0dubqv 2026-08-15T17:52:26.385Z weekly 0.6 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2026-08-15T17:50:31.106Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-11-science/physics/work-energy-and-power/q/bseb-c11-physics-2024-annual-q79-write-work-energy-theorem-kpdcg0 2026-08-15T17:50:31.106Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-11-science/physics/work-energy-and-power/q/bseb-c11-physics-2025-annual-q12-for-perfect-elastic-collision-86l41k 2026-08-15T17:50:59.306Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-11-science/physics/work-energy-and-power/q/bseb-c11-physics-2025-annual-q13-kinetic-energies-of-two-moving-bodies-of-masses-1-gm-and-4-gm-are-equal-the-ratio-of-their-linear-momentum-is-0boijf 2026-08-15T17:50:59.306Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-11-science/physics/work-energy-and-power/q/bseb-c11-physics-2025-annual-q4-which-of-the-following-couples-of-quantities-have-same-dimension-4frd99 2026-08-15T17:50:59.306Z weekly 0.6 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weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biodiversity-and-conservation/q/bseb-biology-2024-e-q91-explain-the-causes-of-biodiversity-loss-mouals 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biodiversity-and-conservation/q/bseb-biology-2025-f-q19-where-are-woody-lianas-climbers-found-48f9u4 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biodiversity-and-conservation/q/bseb-biology-2025-f-q22-which-of-the-following-terms-is-used-for-the-population-found-in-a-particular-area-c0vjqk 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biodiversity-and-conservation/q/bseb-biology-2025-f-q32-which-of-the-following-is-related-to-kaziranga-national-park-gw4wga 2026-08-03T18:46:34.225Z weekly 0.6 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2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2024-e-q37-which-of-the-following-methods-is-used-to-inject-recombinant-dna-into-nucleus-of-animal-cell-directly-pedp9a 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2024-e-q38-for-isolation-of-dna-a-fungus-is-treated-with-which-enzyme-1gfaxl 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2024-e-q39-which-of-the-following-is-absent-in-pbr322-6ranui 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2024-e-q40-if-a-foreign-dna-is-inserted-in-tetracycline-resistant-gene-the-recombinant-plasmid-81ug11 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2024-e-q41-from-which-of-the-following-bacteria-thermostable-dna-polymerase-is-isolated-efi4ct 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2024-e-q71-how-are-dna-fragments-separated-and-isolated-htfw7t 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2024-e-q76-how-is-the-name-given-to-restriction-endonucleases-ou3rqv 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2024-e-q94-how-is-gene-of-interest-amplified-by-using-pcr-r9xpa6 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2025-f-q84-what-is-gene-library-um5v9h 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2025-f-q95-present-a-well-labelled-neat-and-clean-diagram-of-recombinant-dna-technology-g9nmh0 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2026-a-q57-who-of-the-following-scientists-observed-that-restriction-endonuclease-can-cut-dna-strands-in-a-particular-shape-odjr9l 2026-08-03T18:47:03.933Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2026-a-q58-cutting-dna-at-a-specific-site-is-made-possible-by-which-enzyme-scskuy 2026-08-03T18:47:03.933Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2026-a-q59-in-which-of-the-following-is-the-large-volume-of-culture-processed-to-produce-appreciable-quantities-of-products-wm4uvz 2026-08-03T18:47:03.933Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2026-a-q61-what-is-essential-for-occurrence-of-the-same-kind-of-sticky-ends-of-dna-fragments-masijv 2026-08-03T18:47:03.933Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2026-a-q62-during-gel-electrophoresis-fragments-of-dna-move-towards-which-electrode-xipinl 2026-08-03T18:47:03.933Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2026-a-q63-which-of-the-following-is-the-sequence-from-where-replication-starts-in-cloning-vector-bczzvv 2026-08-03T18:47:03.933Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2026-a-q64-dna-cannot-pass-through-cell-membrane-because-dna-is-molecule-hgvc89 2026-08-03T18:47:03.933Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2026-a-q65-themrostable-dna-polymerase-used-in-pcr-is-isolated-from-which-bacteria-6lbzee 2026-08-03T18:47:03.933Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2026-a-q83-define-recognition-sequence-surdil 2026-08-03T18:47:03.933Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2026-a-q84-define-transformation-x0vdc8 2026-08-03T18:47:03.933Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/biotechnology-principles-and-processes/q/bseb-biology-2026-a-q96-describe-in-brief-the-features-of-cloning-vector-uocmtq 2026-08-03T18:47:03.933Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/ecosystem 2026-08-01T06:41:50.145Z weekly 0.7 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/ecosystem/q/bseb-biology-2021-d-q26-which-of-the-following-is-the-correct-food-chain-u5pt5v 2026-08-03T18:42:38.770Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/ecosystem/q/bseb-biology-2021-d-q31-secondary-productivity-is-related-to-qhuoch 2026-08-03T18:42:38.770Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/ecosystem/q/bseb-biology-2021-d-q60-flow-of-energy-in-food-chain-of-an-ecosystem-is-64wh4i 2026-08-03T18:42:38.770Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/ecosystem/q/bseb-biology-2021-d-q94-describe-three-ecological-pyramids-with-suitable-examples-yhxr2u 2026-08-03T18:42:38.770Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/ecosystem/q/bseb-biology-2024-e-q44-going-down-of-inorganic-water-soluble-nutrients-into-the-soil-nutrients-is-called-as-uwemop 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/ecosystem/q/bseb-biology-2024-e-q56-which-of-the-following-are-decomposers-dm25o0 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/ecosystem/q/bseb-biology-2024-e-q73-what-are-the-primary-and-secondary-productivities-s78bqh 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/ecosystem/q/bseb-biology-2024-e-q92-write-short-notes-on-the-following-a-phosphorus-cycle-b-primary-immunity-e2nag7 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/ecosystem/q/bseb-biology-2025-f-q16-which-of-the-following-is-a-biotic-component-of-ecosystem-iwwlw2 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/ecosystem/q/bseb-biology-2025-f-q26-which-of-the-following-absorbs-the-maximum-amount-of-solar-energy-fjefz8 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/ecosystem/q/bseb-biology-2025-f-q27-which-of-the-following-elements-is-present-in-the-centre-of-porphyrin-ring-of-chlorophyll-uq6hjm 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/ecosystem/q/bseb-biology-2025-f-q28-in-which-of-the-following-plants-is-there-phosphoenol-pyruvate-receptor-of-co2-83f8j2 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/ecosystem/q/bseb-biology-2025-f-q51-in-which-of-the-following-does-secondary-succession-take-place-9j8hdc 2026-08-03T18:46:34.225Z weekly 0.6 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2026-08-03T18:47:03.933Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/ecosystem/q/bseb-biology-2026-a-q22-what-is-the-raw-material-for-decomposition-called-gzap2w 2026-08-03T18:47:03.933Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/ecosystem/q/bseb-biology-2026-a-q23-what-is-secondary-consumer-called-drirs0 2026-08-03T18:47:03.933Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/ecosystem/q/bseb-biology-2026-a-q24-what-are-those-called-which-obtain-energy-and-nutrition-from-breaking-dead-organic-matter-or-detritus-j1d1bv 2026-08-03T18:47:03.933Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/ecosystem/q/bseb-biology-2026-a-q88-what-is-humus-and-what-effect-does-it-have-on-soil-97407u 2026-08-03T18:47:03.933Z weekly 0.6 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2026-08-03T18:42:38.770Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/human-health-and-disease/q/bseb-biology-2021-d-q23-triple-antigen-vaccine-is-not-used-for-t68h16 2026-08-03T18:42:38.770Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/human-health-and-disease/q/bseb-biology-2021-d-q34-t-lymphocyte-originates-from-eb38j0 2026-08-03T18:42:38.770Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/human-health-and-disease/q/bseb-biology-2021-d-q4-widal-test-is-done-to-confirm-q70sih 2026-08-03T18:42:38.770Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/human-health-and-disease/q/bseb-biology-2021-d-q41-cancer-is-caused-by-q2r5xh 2026-08-03T18:42:38.770Z weekly 0.6 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https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/microbes-in-human-welfare/q/bseb-biology-2024-e-q78-what-is-cyclosporin-a-and-what-is-its-use-vx6bnz 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/microbes-in-human-welfare/q/bseb-biology-2025-f-q34-which-of-the-following-fixes-nitrogen-u4vyd2 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/microbes-in-human-welfare/q/bseb-biology-2025-f-q42-which-of-the-following-is-used-to-reduce-the-amount-of-cholesterol-in-the-blood-fykuq1 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/microbes-in-human-welfare/q/bseb-biology-2025-f-q52-which-of-the-following-is-an-excellent-biofertilizer-uxyvmb 2026-08-03T18:46:34.225Z weekly 0.6 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https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/principles-of-inheritance-and-variation/q/bseb-biology-2021-d-q51-in-which-stage-does-crossing-over-take-place-n8qyoi 2026-08-03T18:42:38.770Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/principles-of-inheritance-and-variation/q/bseb-biology-2021-d-q68-mendel-proposed-om0xij 2026-08-03T18:42:38.770Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/principles-of-inheritance-and-variation/q/bseb-biology-2021-d-q69-law-of-segregation-is-also-known-as-lr07af 2026-08-03T18:42:38.770Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/principles-of-inheritance-and-variation/q/bseb-biology-2021-d-q76-throw-light-on-klinefelters-syndrome-r4wiyg 2026-08-03T18:42:38.770Z weekly 0.6 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2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/principles-of-inheritance-and-variation/q/bseb-biology-2024-e-q58-which-of-the-following-statements-is-incorrect-me2a10 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/principles-of-inheritance-and-variation/q/bseb-biology-2024-e-q59-what-is-the-cytological-basis-of-law-of-independent-assortment-eeygf6 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/principles-of-inheritance-and-variation/q/bseb-biology-2024-e-q60-who-propounded-the-chromosomal-theory-of-inheritance-a8zn29 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/principles-of-inheritance-and-variation/q/bseb-biology-2024-e-q61-which-of-the-following-is-not-a-chromosomal-disorder-1g394s 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/principles-of-inheritance-and-variation/q/bseb-biology-2024-e-q87-what-is-incomplete-dominance-3un99a 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/principles-of-inheritance-and-variation/q/bseb-biology-2024-e-q88-what-would-be-the-blood-group-of-offspring-if-the-blood-group-of-mother-is-ab-and-blood-group-of-father-is-o-363b8q 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/principles-of-inheritance-and-variation/q/bseb-biology-2024-e-q89-draw-the-symbols-used-for-male-female-mating-and-consanguineous-mating-in-human-pedigree-analysis-50eifr 2026-08-03T18:46:06.258Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/principles-of-inheritance-and-variation/q/bseb-biology-2025-f-q23-which-of-the-following-represents-phenotypic-ratio-of-f2-generation-in-case-of-codominance-si051q 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/principles-of-inheritance-and-variation/q/bseb-biology-2025-f-q36-in-which-of-the-following-is-an-extra-pair-of-chromosomes-found-qdg7r2 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/principles-of-inheritance-and-variation/q/bseb-biology-2025-f-q45-which-of-the-following-is-a-sex-linked-character-eard5c 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/principles-of-inheritance-and-variation/q/bseb-biology-2025-f-q62-what-is-the-number-of-linkage-groups-in-human-being-zgqmpl 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/principles-of-inheritance-and-variation/q/bseb-biology-2025-f-q63-which-of-the-following-represents-the-basic-number-of-chromosomes-1kw014 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/principles-of-inheritance-and-variation/q/bseb-biology-2025-f-q68-by-which-of-the-following-means-is-the-colour-of-skin-determined-in-human-being-is23ef 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/principles-of-inheritance-and-variation/q/bseb-biology-2025-f-q69-how-are-8-ascospores-formed-in-neurospora-8uh0wn 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/principles-of-inheritance-and-variation/q/bseb-biology-2025-f-q70-what-is-man-with-female-characteristics-called-ix6wyi 2026-08-03T18:46:34.225Z weekly 0.6 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https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/sexual-reproduction-in-flowering-plants/q/bseb-biology-2025-f-q60-what-is-the-nature-of-mesocarp-in-coconut-f8udfa 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/sexual-reproduction-in-flowering-plants/q/bseb-biology-2025-f-q61-which-of-the-following-is-responsible-for-formation-of-androecium-bnccwq 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/sexual-reproduction-in-flowering-plants/q/bseb-biology-2025-f-q72-mention-any-two-benefits-of-self-pollination-saf3vj 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/sexual-reproduction-in-flowering-plants/q/bseb-biology-2025-f-q88-write-any-two-differences-between-integument-and-testa-p6tal0 2026-08-03T18:46:34.225Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/sexual-reproduction-in-flowering-plants/q/bseb-biology-2026-a-q25-which-of-the-following-is-the-pollinating-agent-of-ophrys-07v1j8 2026-08-03T18:47:03.933Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/sexual-reproduction-in-flowering-plants/q/bseb-biology-2026-a-q29-which-of-the-following-is-one-of-the-most-resistant-organic-materials-z7foe3 2026-08-03T18:47:03.933Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/sexual-reproduction-in-flowering-plants/q/bseb-biology-2026-a-q30-which-of-the-following-cells-is-present-in-pollen-grain-of-angiospermic-plants-zmmroa 2026-08-03T18:47:03.933Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/biology/sexual-reproduction-in-flowering-plants/q/bseb-biology-2026-a-q31-in-which-of-the-following-seeds-is-perisperm-not-found-dg3h7p 2026-08-03T18:47:03.933Z 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https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/chemistry/alcohols-phenols-and-ethers/q/bseb-chemistry-2021-a-q53-which-one-of-the-following-compounds-is-soluble-in-water-ub1j9w 2026-08-03T18:55:54.498Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/chemistry/alcohols-phenols-and-ethers/q/bseb-chemistry-2021-a-q65-by-which-of-the-following-reactions-phenol-is-converted-into-salicyl-aldehyde-vvvosd 2026-08-03T18:55:54.498Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/chemistry/alcohols-phenols-and-ethers/q/bseb-chemistry-2021-a-q87-phenol-is-more-acidic-than-alcohol-why-27s3pr 2026-08-03T18:55:54.498Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/chemistry/alcohols-phenols-and-ethers/q/bseb-chemistry-2022-e-q59-which-of-the-following-gives-iodoform-test-rn7iuz 2026-08-03T18:56:19.959Z weekly 0.6 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0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/mathematics/linear-programming/q/bseb-mathematics-2023-e-q43-the-maximum-value-of-z-6x-3y-subject-to-constraints-x-y-leq-25-x-geq-0-y-geq-0-is-ev0fpk 2026-08-03T19:05:23.171Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/mathematics/linear-programming/q/bseb-mathematics-2023-e-q44-the-maximum-value-of-z-x-3y-subject-to-constraints-x-y-leq-13-x-geq-0-y-geq-0-is-zrx7sp 2026-08-03T19:05:23.171Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/mathematics/linear-programming/q/bseb-mathematics-2023-e-q45-the-minimum-value-of-z-7x-8y-subject-to-constraints-3x-4y-leq-24-x-geq-0-y-geq-0-is-8itwjd 2026-08-03T19:05:23.171Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/mathematics/linear-programming/q/bseb-mathematics-2024-d-q109-maximize-z-20x-3y-subject-to-3x-2y-leq-210-x-geq-0-y-geq-0-gfd7b9 2026-08-03T18:57:26.752Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/mathematics/linear-programming/q/bseb-mathematics-2024-d-q137-minimize-z-2x-y-subject-to-5x-10y-leq-50-x-y-geq-1-y-leq-4-x-geq-0-y-geq-0-rq0m4x 2026-08-03T18:57:26.752Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/mathematics/linear-programming/q/bseb-mathematics-2024-d-q69-the-minimum-value-of-z-3x-5y-subject-to-the-constraints-where-x-y-leq-2-x-geq-0-y-geq-0-is-4e3e2v 2026-08-03T18:57:26.752Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/mathematics/linear-programming/q/bseb-mathematics-2024-d-q70-the-maximum-value-of-z-3x-2y-subject-to-the-constraints-where-3x-y-leq-15-x-geq-0-y-geq-0-is-n4u5u2 2026-08-03T18:57:26.752Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/mathematics/linear-programming/q/bseb-mathematics-2025-e-q10-the-maximum-value-of-z-2x-y-subject-to-constraints-x-y-leq-35-x-geq-0-y-geq-0-is-udceno 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2026-08-03T18:14:22.069Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/physics/electric-charges-and-fields/q/bseb-physics-2025-d-q85-define-volume-density-of-charge-write-its-si-unit-ctzlrx 2026-08-03T18:14:22.069Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/physics/electric-charges-and-fields/q/bseb-physics-2025-d-q91-state-and-prove-gausss-theorem-in-electrostatics-calculate-the-electric-field-intensity-at-a-point-outside-a-hollow-uniformly-charged-sphere-fp47tg 2026-08-03T18:14:22.069Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/physics/electric-charges-and-fields/q/bseb-physics-2026-a-q22-the-surface-charge-densities-on-the-surface-of-two-conducting-spheres-of-radii-r1-and-r2-are-equal-the-ratio-of-electric-field-intensities-on-the-surfaces-i-iq99p4 2026-08-03T18:28:22.675Z weekly 0.6 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https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/physics/electromagnetic-induction/q/bseb-physics-2024-a-q39-if-magnetic-field-b-is-perpendicular-to-surface-area-vector-ds-then-the-magnetic-flux-on-ds-area-will-be-x5v721 2026-08-03T16:43:10.026Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/physics/electromagnetic-induction/q/bseb-physics-2024-a-q78-what-is-eddy-current-write-down-its-utilities-bbohyx 2026-08-03T16:43:10.026Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/physics/electromagnetic-induction/q/bseb-physics-2024-a-q95-define-self-inductance-and-write-its-s-i-unit-find-the-self-inductance-for-a-solenoid-of-n-turns-length-l-and-radius-r-u4u3j4 2026-08-03T16:43:10.026Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/physics/electromagnetic-induction/q/bseb-physics-2025-d-q69-which-of-the-following-devices-is-based-on-the-principle-of-electromagnetic-induction-7ryqmp 2026-08-03T18:14:22.069Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/physics/electromagnetic-induction/q/bseb-physics-2025-d-q70-the-self-inductance-of-a-solenoid-depends-on-fxtf6v 2026-08-03T18:14:22.069Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/physics/electromagnetic-induction/q/bseb-physics-2025-d-q9-which-of-the-following-laws-is-based-on-the-principle-of-energy-conservation-sn3uyt 2026-08-03T18:14:22.069Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/physics/electromagnetic-induction/q/bseb-physics-2025-d-q95-define-self-inductance-and-mutual-inductance-find-an-expression-for-mutual-inductance-of-two-coaxial-solenoids-7xwtp5 2026-08-03T18:14:22.069Z 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2026-08-03T16:53:10.151Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/physics/electrostatic-potential-and-capacitance/q/bseb-physics-2023-f-q60-64-identical-drops-each-of-capacity-5-f-combine-to-form-a-big-drop-what-will-be-the-capacity-of-the-big-drop-q7xbfm 2026-08-03T16:53:10.151Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/physics/electrostatic-potential-and-capacitance/q/bseb-physics-2023-f-q62-if-the-distance-between-the-two-charges-is-increased-then-the-electrostatic-potential-energy-of-the-charges-8jzck4 2026-08-03T16:53:10.151Z weekly 0.6 https://conceptfirst.ai/senior-secondary/bihar-bseb/class-12-science/physics/electrostatic-potential-and-capacitance/q/bseb-physics-2023-f-q90-on-what-two-factors-does-the-capacity-of-a-condenser-depend-j4kxcf 2026-08-03T16:53:10.151Z weekly 0.6 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