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Biology · Class 11 Science

Rajasthan Rbse Class 11 Biology — Real Previous-Year Papers

with complete answers

Real previous-year board papers, year by year — the official exam pattern, the full question paper, and every question solved the concept-first way. Distinct from the chapter-wise textbook bank.

2017–2026
Years of papers
2
Total Papers
2
Real Board Papers
0
Sample papers
75
Real-paper Q & A
0
Sample-paper Q & A

Real board-paper questions available, by year

45 Q2026complete
—2025Paper not yet available
—2024Paper not yet available
—2023Paper not yet available
—2022Paper not yet available
—2021Exam not held (COVID-19)
—2020Paper not yet available
—2019Paper not yet available
—2018Paper not yet available
30 Q2017complete

2025 — Paper not yet available: This year’s RBSE Class-11 exam was presumably held, but no verified question paper for this subject has been published by any source we check — the official rajeduboard.rajasthan.gov.in and the public past-paper archives. We publish only a paper we can verify against a real printed original — this one will appear here once it is.

2024 — Paper not yet available: This year’s RBSE Class-11 exam was presumably held, but no verified question paper for this subject has been published by any source we check — the official rajeduboard.rajasthan.gov.in and the public past-paper archives. We publish only a paper we can verify against a real printed original — this one will appear here once it is.

2023 — Paper not yet available: This year’s RBSE Class-11 exam was presumably held, but no verified question paper for this subject has been published by any source we check — the official rajeduboard.rajasthan.gov.in and the public past-paper archives. We publish only a paper we can verify against a real printed original — this one will appear here once it is.

2022 — Paper not yet available: This year’s RBSE Class-11 exam was presumably held, but no verified question paper for this subject has been published by any source we check — the official rajeduboard.rajasthan.gov.in and the public past-paper archives. We publish only a paper we can verify against a real printed original — this one will appear here once it is.

2021 — Exam not held (COVID-19): RBSE did not conduct the Class-11 (Senior Secondary Part-I) examination in 2021 at all — students were promoted without sitting any exam (a Rajasthan government decision, COVID-19 2nd wave). No question paper exists for this year because none was ever administered.

2020 — Paper not yet available: This year’s RBSE Class-11 exam was presumably held, but no verified question paper for this subject has been published by any source we check — the official rajeduboard.rajasthan.gov.in and the public past-paper archives. We publish only a paper we can verify against a real printed original — this one will appear here once it is.

2019 — Paper not yet available: This year’s RBSE Class-11 exam was presumably held, but no verified question paper for this subject has been published by any source we check — the official rajeduboard.rajasthan.gov.in and the public past-paper archives. We publish only a paper we can verify against a real printed original — this one will appear here once it is.

2018 — Paper not yet available: This year’s RBSE Class-11 exam was presumably held, but no verified question paper for this subject has been published by any source we check — the official rajeduboard.rajasthan.gov.in and the public past-paper archives. We publish only a paper we can verify against a real printed original — this one will appear here once it is.

Rajasthan Board Senior Secondary Part-I Examination 2026 · Set ANNUAL

Real board examination

About this paper

The real Class-12 board examination held in 2026. Every question below is solved the concept-first way. Sample papers are labelled honestly — never shown as a past exam.

Total marks
70
Questions
45
Duration
195 min
Sections
6

The marks / questions / duration above are the official exam pattern. We currently have 45 of this paper’s questions (100% of the full paper), with 45 fully solved. Questions we couldn’t yet extract or verify are held — never shown as complete.

Sections & marks

SectionTypeQuestionsMarks eachTotal
ASection Amcq10110
ASection Asubjective18118
ASection Asubjective61.59
ASection Asubjective6212
ASection Asubjective339
ASection Asubjective2612
Total4570

The question paper

The questions we hold for this paper, laid out by section. Solutions are on the Answers tab.

Board Examination

Biology

Rajasthan Board Senior Secondary Part-I Examination 2026 · Set ANNUAL

Series/Set: ANNUALRoll No. ________
Time Allowed: 3 hr 15 minMaximum Marks: 70

General Instructions

  1. This question paper contains 45 questions divided into 6 sections — A, A, A, A, A, A.
  2. Section A comprises 10 questions of 1 mark each (mcq).
  3. Section A comprises 18 questions of 1 mark each (subjective).
  4. Section A comprises 6 questions of 1.5 marks each (subjective).
  5. Section A comprises 6 questions of 2 marks each (subjective).
  6. Section A comprises 3 questions of 3 marks each (subjective).
  7. Section A comprises 2 questions of 6 marks each (subjective).

Above is the official exam pattern. The questions printed below are those we currently hold for this paper.

Section A

mcq · 1 mark each · 45 of 10 shown

Q1.
The first word in a biological name is related to -
  • (a) Genus name
  • (b) Specific epithet
  • (c) Discoverer's name
  • (d) Both
  • (a) and (b)
[1]
Q2.
The stored food-material of fungi is -
  • (a) Starch
  • (b) Protein
  • (c) Glucose
  • (d) Glycogen
[1]
Q3.
Which does not have a nuclear membrane?
  • (a) Penicillium
  • (b) Agaricus
  • (c) Volvox
  • (d) Nostoc
[1]
Q4.
What is included in the vascular tissue system?
  • (a) Xylem
  • (b) Phloem
  • (c) Both
  • (a) and
  • (b)
  • (d) None of these
[1]
Q5.
An example of a non-membrane bound organelle is -
  • (a) Endoplasmic reticulum
  • (b) Ribosome
  • (c) Mitochondria
  • (d) Chloroplast
[1]
Q6.
Which of the following is not a part of stele?
  • (a) Xylem
  • (b) Phloem
  • (c) Pericycle
  • (d) Endodermis
[1]
Q7.
Twisted aestivation is found in -
  • (a) China rose
  • (b) Cassia
  • (c) Gulmohar
  • (d) Calotropis
[1]
Page 1 of 30
Q8.
The function of ethylene hormone is - (a) Horizontal growth of plants (b) Abscission of leaves (c) Ripening of fruits (d) All of the above
[1]
Q9.
Which wall of the stomata is thickened? (a) Internal (b) External (c) Lateral (d) Upper
[1]
Q10.
Passage cells are found in - (a) Ectoderm (b) Endoderm (c) Pericycle (d) Lenticels
[1]
Q11.
The order of frog is ____.
[1]
Q12.
Selaginella and Salvia are ____ pteridophytes.
[1]
Q13.
____ is produced in mitochondria.
[1]
Q14.
Respiratory enzymes are found in ____.
[1]
Q15.
Frogs have ____ pairs of cranial nerves.
[1]
Q16.
On an average, a healthy human breathes ____ times per minute.
[1]
Q17.
The amount of the filtrate formed by the kidneys per minute is called ____.
[1]
Q18.
____ is the most abundant enzyme in the world.
[1]
Page 2 of 30
Q19.
What are Meiocytes?
[1]
Q20.
Where are 'Gemma cups' found?
[1]
Q21.
What is the arrangement of flowers on the floral axis called?
[1]
Q22.
What is the shape of the guard cells in grasses?
[1]
Q23.
Write the name of frog larva.
[1]
Q24.
Write the name of any growth inhibitor.
[1]
Q25.
How many ATPs are produced by one molecule of FADH2?
[1]
Q26.
What is Kinetin?
[1]
Q27.
Write the full form of ETS.
[1]
Q28.
Write down the value of vital capacity of lungs.
[1]
Q29.
Explain Erythroblastosis fetalis.
[2]
Page 3 of 30
Q30.
Differentiate between T-cells and B-cells.
[2]
Q31.
How will you distinguish between a skeleton muscle and a cardiac muscle?
[2]
Q32.
What is called a joint? Give two examples of synovial joints.
[2]
Q33.
What is the function of Neurotransmitter?
[2]
Q34.
Write the functions of Human Kidney.
[2]
Q35.
Draw a labelled diagram of Plant Cell.
[2]
Q36.
Write down two differences between Prokaryotic and Eukaryotic cells.
[2]
Q37.
Draw a diagram showing the pictorial representation of internal structure of cilia/flagella.
[2]
Q38.
Renin hormone is secreted by which cells? Write its function.
[2]
Page 4 of 30
Q39.
What is synapse?
[2]
Q40.
Write the functions of Parathyroid Hormone (PTH).
[2]
Q41.
Draw a labelled diagram of human heart and write the names of two disorders of circulatory system.
[3]
Q42.
Describe the structure of contractile protein.
[3]
Q43.
If the pineal gland is removed surgically, what effect will it have on our body? Write the name of the hormone secreted by it. [2+1=3]
[3]
Q44.
(i) Draw a labelled diagram of the Human Nervous System. [2] (ii) Explain the following - (a) Axon (b) Membrane Medullary Sheath (c) Soma (d) Neuron [4] **OR** (i) Draw a labelled diagram of the Human Brain. [2] (ii) Write the comment on the following - (a) Cerebellum (b) Cerebrum (c) Hypothalamus (d) Midbrain [4]
[6]
Q45.
Write the comment on the following - (a) PTH (b) Thyroid hormone (c) Thymosin (d) Androgen (e) Estrogen (f) Insulin and Glucagon [1+1+1+1+1+1=6] **OR** What are neurohormones? Write the names and symbols of 10 neurohormones. Write the functions of neurohormones. Name the hormone secreted by the Pituitary gland and Adrenal gland. [1+2+2+1=6]
[6]
Page 5 of 30
Section A

mcq · 1 mark each · 45 of 10 shown

Q1.
The first word in a biological name is related to - (a) Genus name (b) Specific epithet (c) Discoverer's name (d) Both (a) and (b)
[1]
Q2.
The stored food-material of fungi is - (a) Starch (b) Protein (c) Glucose (d) Glycogen
[1]
Q3.
Which does not have a nuclear membrane? (a) Penicillium (b) Agaricus (c) Volvox (d) Nostoc
[1]
Q4.
What is included in the vascular tissue system? (a) Xylem (b) Phloem (c) Both (a) and (b) (d) None of these
[1]
Q5.
An example of a non-membrane bound organelle is - (a) Endoplasmic reticulum (b) Ribosome (c) Mitochondria (d) Chloroplast
[1]
Q6.
Which of the following is not a part of stele? (a) Xylem (b) Phloem (c) Pericycle (d) Endodermis
[1]
Q7.
Twisted aestivation is found in - (a) China rose (b) Cassia (c) Gulmohar (d) Calotropis
[1]
Q8.
The function of ethylene hormone is - (a) Horizontal growth of plants (b) Abscission of leaves (c) Ripening of fruits (d) All of the above
[1]
Q9.
Which wall of the stomata is thickened? (a) Internal (b) External (c) Lateral (d) Upper
[1]
Q10.
Passage cells are found in - (a) Ectoderm (b) Endoderm (c) Pericycle (d) Lenticels
[1]
Page 6 of 30
Q11.
The order of frog is ____.
[1]
Q12.
Selaginella and Salvia are ____ pteridophytes.
[1]
Q13.
____ is produced in mitochondria.
[1]
Q14.
Respiratory enzymes are found in ____.
[1]
Q15.
Frogs have ____ pairs of cranial nerves.
[1]
Q16.
On an average, a healthy human breathes ____ times per minute.
[1]
Q17.
The amount of the filtrate formed by the kidneys per minute is called ____.
[1]
Q18.
____ is the most abundant enzyme in the world.
[1]
Q19.
What are Meiocytes?
[1]
Q20.
Where are 'Gemma cups' found?
[1]
Q21.
What is the arrangement of flowers on the floral axis called?
[1]
Page 7 of 30
Q22.
What is the shape of the guard cells in grasses?
[1]
Q23.
Write the name of frog larva.
[1]
Q24.
Write the name of any growth inhibitor.
[1]
Q25.
How many ATPs are produced by one molecule of FADH2?
[1]
Q26.
What is Kinetin?
[1]
Q27.
Write the full form of ETS.
[1]
Q28.
Write down the value of vital capacity of lungs.
[1]
Q29.
Explain Erythroblastosis fetalis.
[2]
Q30.
Differentiate between T-cells and B-cells.
[2]
Q31.
How will you distinguish between a skeleton muscle and a cardiac muscle?
[2]
Page 8 of 30
Q32.
What is called a joint? Give two examples of synovial joints.
[2]
Q33.
What is the function of Neurotransmitter?
[2]
Q34.
Write the functions of Human Kidney.
[2]
Q35.
Draw a labelled diagram of Plant Cell.
[2]
Q36.
Write down two differences between Prokaryotic and Eukaryotic cells.
[2]
Q37.
Draw a diagram showing the pictorial representation of internal structure of cilia/flagella.
[2]
Q38.
Renin hormone is secreted by which cells? Write its function.
[2]
Q39.
What is synapse?
[2]
Q40.
Write the functions of Parathyroid Hormone (PTH).
[2]
Page 9 of 30
Q41.
Draw a labelled diagram of human heart and write the names of two disorders of circulatory system.
[3]
Q42.
Describe the structure of contractile protein.
[3]
Q43.
If the pineal gland is removed surgically, what effect will it have on our body? Write the name of the hormone secreted by it. [2+1=3]
[3]
Q44.
(i) Draw a labelled diagram of the Human Nervous System. [2] (ii) Explain the following - (a) Axon (b) Membrane Medullary Sheath (c) Soma (d) Neuron [4] **OR** (i) Draw a labelled diagram of the Human Brain. [2] (ii) Write the comment on the following - (a) Cerebellum (b) Cerebrum (c) Hypothalamus (d) Midbrain [4]
[6]
Q45.
Write the comment on the following - (a) PTH (b) Thyroid hormone (c) Thymosin (d) Androgen (e) Estrogen (f) Insulin and Glucagon [1+1+1+1+1+1=6] **OR** What are neurohormones? Write the names and symbols of 10 neurohormones. Write the functions of neurohormones. Name the hormone secreted by the Pituitary gland and Adrenal gland. [1+2+2+1=6]
[6]
Section A

mcq · 1 mark each · 45 of 10 shown

Q1.
The first word in a biological name is related to - (a) Genus name (b) Specific epithet (c) Discoverer's name (d) Both (a) and (b)
[1]
Page 10 of 30
Q2.
The stored food-material of fungi is - (a) Starch (b) Protein (c) Glucose (d) Glycogen
[1]
Q3.
Which does not have a nuclear membrane? (a) Penicillium (b) Agaricus (c) Volvox (d) Nostoc
[1]
Q4.
What is included in the vascular tissue system? (a) Xylem (b) Phloem (c) Both (a) and (b) (d) None of these
[1]
Q5.
An example of a non-membrane bound organelle is - (a) Endoplasmic reticulum (b) Ribosome (c) Mitochondria (d) Chloroplast
[1]
Q6.
Which of the following is not a part of stele? (a) Xylem (b) Phloem (c) Pericycle (d) Endodermis
[1]
Q7.
Twisted aestivation is found in - (a) China rose (b) Cassia (c) Gulmohar (d) Calotropis
[1]
Q8.
The function of ethylene hormone is - (a) Horizontal growth of plants (b) Abscission of leaves (c) Ripening of fruits (d) All of the above
[1]
Q9.
Which wall of the stomata is thickened? (a) Internal (b) External (c) Lateral (d) Upper
[1]
Q10.
Passage cells are found in - (a) Ectoderm (b) Endoderm (c) Pericycle (d) Lenticels
[1]
Q11.
The order of frog is ____.
[1]
Q12.
Selaginella and Salvia are ____ pteridophytes.
[1]
Page 11 of 30
Q13.
____ is produced in mitochondria.
[1]
Q14.
Respiratory enzymes are found in ____.
[1]
Q15.
Frogs have ____ pairs of cranial nerves.
[1]
Q16.
On an average, a healthy human breathes ____ times per minute.
[1]
Q17.
The amount of the filtrate formed by the kidneys per minute is called ____.
[1]
Q18.
____ is the most abundant enzyme in the world.
[1]
Q19.
What are Meiocytes?
[1]
Q20.
Where are 'Gemma cups' found?
[1]
Q21.
What is the arrangement of flowers on the floral axis called?
[1]
Q22.
What is the shape of the guard cells in grasses?
[1]
Q23.
Write the name of frog larva.
[1]
Page 12 of 30
Q24.
Write the name of any growth inhibitor.
[1]
Q25.
How many ATPs are produced by one molecule of FADH2?
[1]
Q26.
What is Kinetin?
[1]
Q27.
Write the full form of ETS.
[1]
Q28.
Write down the value of vital capacity of lungs.
[1]
Q29.
Explain Erythroblastosis fetalis.
[2]
Q30.
Differentiate between T-cells and B-cells.
[2]
Q31.
How will you distinguish between a skeleton muscle and a cardiac muscle?
[2]
Q32.
What is called a joint? Give two examples of synovial joints.
[2]
Q33.
What is the function of Neurotransmitter?
[2]
Page 13 of 30
Q34.
Write the functions of Human Kidney.
[2]
Q35.
Draw a labelled diagram of Plant Cell.
[2]
Q36.
Write down two differences between Prokaryotic and Eukaryotic cells.
[2]
Q37.
Draw a diagram showing the pictorial representation of internal structure of cilia/flagella.
[2]
Q38.
Renin hormone is secreted by which cells? Write its function.
[2]
Q39.
What is synapse?
[2]
Q40.
Write the functions of Parathyroid Hormone (PTH).
[2]
Q41.
Draw a labelled diagram of human heart and write the names of two disorders of circulatory system.
[3]
Page 14 of 30
Q42.
Describe the structure of contractile protein.
[3]
Q43.
If the pineal gland is removed surgically, what effect will it have on our body? Write the name of the hormone secreted by it. [2+1=3]
[3]
Q44.
(i) Draw a labelled diagram of the Human Nervous System. [2] (ii) Explain the following - (a) Axon (b) Membrane Medullary Sheath (c) Soma (d) Neuron [4] **OR** (i) Draw a labelled diagram of the Human Brain. [2] (ii) Write the comment on the following - (a) Cerebellum (b) Cerebrum (c) Hypothalamus (d) Midbrain [4]
[6]
Q45.
Write the comment on the following - (a) PTH (b) Thyroid hormone (c) Thymosin (d) Androgen (e) Estrogen (f) Insulin and Glucagon [1+1+1+1+1+1=6] **OR** What are neurohormones? Write the names and symbols of 10 neurohormones. Write the functions of neurohormones. Name the hormone secreted by the Pituitary gland and Adrenal gland. [1+2+2+1=6]
[6]
Section A

mcq · 1 mark each · 45 of 10 shown

Q1.
The first word in a biological name is related to - (a) Genus name (b) Specific epithet (c) Discoverer's name (d) Both (a) and (b)
[1]
Q2.
The stored food-material of fungi is - (a) Starch (b) Protein (c) Glucose (d) Glycogen
[1]
Q3.
Which does not have a nuclear membrane? (a) Penicillium (b) Agaricus (c) Volvox (d) Nostoc
[1]
Page 15 of 30
Q4.
What is included in the vascular tissue system? (a) Xylem (b) Phloem (c) Both (a) and (b) (d) None of these
[1]
Q5.
An example of a non-membrane bound organelle is - (a) Endoplasmic reticulum (b) Ribosome (c) Mitochondria (d) Chloroplast
[1]
Q6.
Which of the following is not a part of stele? (a) Xylem (b) Phloem (c) Pericycle (d) Endodermis
[1]
Q7.
Twisted aestivation is found in - (a) China rose (b) Cassia (c) Gulmohar (d) Calotropis
[1]
Q8.
The function of ethylene hormone is - (a) Horizontal growth of plants (b) Abscission of leaves (c) Ripening of fruits (d) All of the above
[1]
Q9.
Which wall of the stomata is thickened? (a) Internal (b) External (c) Lateral (d) Upper
[1]
Q10.
Passage cells are found in - (a) Ectoderm (b) Endoderm (c) Pericycle (d) Lenticels
[1]
Q11.
The order of frog is ____.
[1]
Q12.
Selaginella and Salvia are ____ pteridophytes.
[1]
Q13.
____ is produced in mitochondria.
[1]
Q14.
Respiratory enzymes are found in ____.
[1]
Page 16 of 30
Q15.
Frogs have ____ pairs of cranial nerves.
[1]
Q16.
On an average, a healthy human breathes ____ times per minute.
[1]
Q17.
The amount of the filtrate formed by the kidneys per minute is called ____.
[1]
Q18.
____ is the most abundant enzyme in the world.
[1]
Q19.
What are Meiocytes?
[1]
Q20.
Where are 'Gemma cups' found?
[1]
Q21.
What is the arrangement of flowers on the floral axis called?
[1]
Q22.
What is the shape of the guard cells in grasses?
[1]
Q23.
Write the name of frog larva.
[1]
Q24.
Write the name of any growth inhibitor.
[1]
Q25.
How many ATPs are produced by one molecule of FADH2?
[1]
Page 17 of 30
Q26.
What is Kinetin?
[1]
Q27.
Write the full form of ETS.
[1]
Q28.
Write down the value of vital capacity of lungs.
[1]
Q29.
Explain Erythroblastosis fetalis.
[2]
Q30.
Differentiate between T-cells and B-cells.
[2]
Q31.
How will you distinguish between a skeleton muscle and a cardiac muscle?
[2]
Q32.
What is called a joint? Give two examples of synovial joints.
[2]
Q33.
What is the function of Neurotransmitter?
[2]
Q34.
Write the functions of Human Kidney.
[2]
Page 18 of 30
Q35.
Draw a labelled diagram of Plant Cell.
[2]
Q36.
Write down two differences between Prokaryotic and Eukaryotic cells.
[2]
Q37.
Draw a diagram showing the pictorial representation of internal structure of cilia/flagella.
[2]
Q38.
Renin hormone is secreted by which cells? Write its function.
[2]
Q39.
What is synapse?
[2]
Q40.
Write the functions of Parathyroid Hormone (PTH).
[2]
Q41.
Draw a labelled diagram of human heart and write the names of two disorders of circulatory system.
[3]
Q42.
Describe the structure of contractile protein.
[3]
Page 19 of 30
Q43.
If the pineal gland is removed surgically, what effect will it have on our body? Write the name of the hormone secreted by it. [2+1=3]
[3]
Q44.
(i) Draw a labelled diagram of the Human Nervous System. [2] (ii) Explain the following - (a) Axon (b) Membrane Medullary Sheath (c) Soma (d) Neuron [4] **OR** (i) Draw a labelled diagram of the Human Brain. [2] (ii) Write the comment on the following - (a) Cerebellum (b) Cerebrum (c) Hypothalamus (d) Midbrain [4]
[6]
Q45.
Write the comment on the following - (a) PTH (b) Thyroid hormone (c) Thymosin (d) Androgen (e) Estrogen (f) Insulin and Glucagon [1+1+1+1+1+1=6] **OR** What are neurohormones? Write the names and symbols of 10 neurohormones. Write the functions of neurohormones. Name the hormone secreted by the Pituitary gland and Adrenal gland. [1+2+2+1=6]
[6]
Section A

mcq · 1 mark each · 45 of 10 shown

Q1.
The first word in a biological name is related to - (a) Genus name (b) Specific epithet (c) Discoverer's name (d) Both (a) and (b)
[1]
Q2.
The stored food-material of fungi is - (a) Starch (b) Protein (c) Glucose (d) Glycogen
[1]
Q3.
Which does not have a nuclear membrane? (a) Penicillium (b) Agaricus (c) Volvox (d) Nostoc
[1]
Q4.
What is included in the vascular tissue system? (a) Xylem (b) Phloem (c) Both (a) and (b) (d) None of these
[1]
Page 20 of 30
Q5.
An example of a non-membrane bound organelle is - (a) Endoplasmic reticulum (b) Ribosome (c) Mitochondria (d) Chloroplast
[1]
Q6.
Which of the following is not a part of stele? (a) Xylem (b) Phloem (c) Pericycle (d) Endodermis
[1]
Q7.
Twisted aestivation is found in - (a) China rose (b) Cassia (c) Gulmohar (d) Calotropis
[1]
Q8.
The function of ethylene hormone is - (a) Horizontal growth of plants (b) Abscission of leaves (c) Ripening of fruits (d) All of the above
[1]
Q9.
Which wall of the stomata is thickened? (a) Internal (b) External (c) Lateral (d) Upper
[1]
Q10.
Passage cells are found in - (a) Ectoderm (b) Endoderm (c) Pericycle (d) Lenticels
[1]
Q11.
The order of frog is ____.
[1]
Q12.
Selaginella and Salvia are ____ pteridophytes.
[1]
Q13.
____ is produced in mitochondria.
[1]
Q14.
Respiratory enzymes are found in ____.
[1]
Q15.
Frogs have ____ pairs of cranial nerves.
[1]
Page 21 of 30
Q16.
On an average, a healthy human breathes ____ times per minute.
[1]
Q17.
The amount of the filtrate formed by the kidneys per minute is called ____.
[1]
Q18.
____ is the most abundant enzyme in the world.
[1]
Q19.
What are Meiocytes?
[1]
Q20.
Where are 'Gemma cups' found?
[1]
Q21.
What is the arrangement of flowers on the floral axis called?
[1]
Q22.
What is the shape of the guard cells in grasses?
[1]
Q23.
Write the name of frog larva.
[1]
Q24.
Write the name of any growth inhibitor.
[1]
Q25.
How many ATPs are produced by one molecule of FADH2?
[1]
Q26.
What is Kinetin?
[1]
Page 22 of 30
Q27.
Write the full form of ETS.
[1]
Q28.
Write down the value of vital capacity of lungs.
[1]
Q29.
Explain Erythroblastosis fetalis.
[2]
Q30.
Differentiate between T-cells and B-cells.
[2]
Q31.
How will you distinguish between a skeleton muscle and a cardiac muscle?
[2]
Q32.
What is called a joint? Give two examples of synovial joints.
[2]
Q33.
What is the function of Neurotransmitter?
[2]
Q34.
Write the functions of Human Kidney.
[2]
Q35.
Draw a labelled diagram of Plant Cell.
[2]
Page 23 of 30
Q36.
Write down two differences between Prokaryotic and Eukaryotic cells.
[2]
Q37.
Draw a diagram showing the pictorial representation of internal structure of cilia/flagella.
[2]
Q38.
Renin hormone is secreted by which cells? Write its function.
[2]
Q39.
What is synapse?
[2]
Q40.
Write the functions of Parathyroid Hormone (PTH).
[2]
Q41.
Draw a labelled diagram of human heart and write the names of two disorders of circulatory system.
[3]
Q42.
Describe the structure of contractile protein.
[3]
Q43.
If the pineal gland is removed surgically, what effect will it have on our body? Write the name of the hormone secreted by it. [2+1=3]
[3]
Page 24 of 30
Q44.
(i) Draw a labelled diagram of the Human Nervous System. [2] (ii) Explain the following - (a) Axon (b) Membrane Medullary Sheath (c) Soma (d) Neuron [4] **OR** (i) Draw a labelled diagram of the Human Brain. [2] (ii) Write the comment on the following - (a) Cerebellum (b) Cerebrum (c) Hypothalamus (d) Midbrain [4]
[6]
Q45.
Write the comment on the following - (a) PTH (b) Thyroid hormone (c) Thymosin (d) Androgen (e) Estrogen (f) Insulin and Glucagon [1+1+1+1+1+1=6] **OR** What are neurohormones? Write the names and symbols of 10 neurohormones. Write the functions of neurohormones. Name the hormone secreted by the Pituitary gland and Adrenal gland. [1+2+2+1=6]
[6]
Section A

mcq · 1 mark each · 45 of 10 shown

Q1.
The first word in a biological name is related to - (a) Genus name (b) Specific epithet (c) Discoverer's name (d) Both (a) and (b)
[1]
Q2.
The stored food-material of fungi is - (a) Starch (b) Protein (c) Glucose (d) Glycogen
[1]
Q3.
Which does not have a nuclear membrane? (a) Penicillium (b) Agaricus (c) Volvox (d) Nostoc
[1]
Q4.
What is included in the vascular tissue system? (a) Xylem (b) Phloem (c) Both (a) and (b) (d) None of these
[1]
Q5.
An example of a non-membrane bound organelle is - (a) Endoplasmic reticulum (b) Ribosome (c) Mitochondria (d) Chloroplast
[1]
Q6.
Which of the following is not a part of stele? (a) Xylem (b) Phloem (c) Pericycle (d) Endodermis
[1]
Page 25 of 30
Q7.
Twisted aestivation is found in - (a) China rose (b) Cassia (c) Gulmohar (d) Calotropis
[1]
Q8.
The function of ethylene hormone is - (a) Horizontal growth of plants (b) Abscission of leaves (c) Ripening of fruits (d) All of the above
[1]
Q9.
Which wall of the stomata is thickened? (a) Internal (b) External (c) Lateral (d) Upper
[1]
Q10.
Passage cells are found in - (a) Ectoderm (b) Endoderm (c) Pericycle (d) Lenticels
[1]
Q11.
The order of frog is ____.
[1]
Q12.
Selaginella and Salvia are ____ pteridophytes.
[1]
Q13.
____ is produced in mitochondria.
[1]
Q14.
Respiratory enzymes are found in ____.
[1]
Q15.
Frogs have ____ pairs of cranial nerves.
[1]
Q16.
On an average, a healthy human breathes ____ times per minute.
[1]
Q17.
The amount of the filtrate formed by the kidneys per minute is called ____.
[1]
Page 26 of 30
Q18.
____ is the most abundant enzyme in the world.
[1]
Q19.
What are Meiocytes?
[1]
Q20.
Where are 'Gemma cups' found?
[1]
Q21.
What is the arrangement of flowers on the floral axis called?
[1]
Q22.
What is the shape of the guard cells in grasses?
[1]
Q23.
Write the name of frog larva.
[1]
Q24.
Write the name of any growth inhibitor.
[1]
Q25.
How many ATPs are produced by one molecule of FADH2?
[1]
Q26.
What is Kinetin?
[1]
Q27.
Write the full form of ETS.
[1]
Q28.
Write down the value of vital capacity of lungs.
[1]
Page 27 of 30
Q29.
Explain Erythroblastosis fetalis.
[2]
Q30.
Differentiate between T-cells and B-cells.
[2]
Q31.
How will you distinguish between a skeleton muscle and a cardiac muscle?
[2]
Q32.
What is called a joint? Give two examples of synovial joints.
[2]
Q33.
What is the function of Neurotransmitter?
[2]
Q34.
Write the functions of Human Kidney.
[2]
Q35.
Draw a labelled diagram of Plant Cell.
[2]
Q36.
Write down two differences between Prokaryotic and Eukaryotic cells.
[2]
Q37.
Draw a diagram showing the pictorial representation of internal structure of cilia/flagella.
[2]
Page 28 of 30
Q38.
Renin hormone is secreted by which cells? Write its function.
[2]
Q39.
What is synapse?
[2]
Q40.
Write the functions of Parathyroid Hormone (PTH).
[2]
Q41.
Draw a labelled diagram of human heart and write the names of two disorders of circulatory system.
[3]
Q42.
Describe the structure of contractile protein.
[3]
Q43.
If the pineal gland is removed surgically, what effect will it have on our body? Write the name of the hormone secreted by it. [2+1=3]
[3]
Q44.
(i) Draw a labelled diagram of the Human Nervous System. [2] (ii) Explain the following - (a) Axon (b) Membrane Medullary Sheath (c) Soma (d) Neuron [4] **OR** (i) Draw a labelled diagram of the Human Brain. [2] (ii) Write the comment on the following - (a) Cerebellum (b) Cerebrum (c) Hypothalamus (d) Midbrain [4]
[6]
Page 29 of 30
Q45.
Write the comment on the following - (a) PTH (b) Thyroid hormone (c) Thymosin (d) Androgen (e) Estrogen (f) Insulin and Glucagon [1+1+1+1+1+1=6] **OR** What are neurohormones? Write the names and symbols of 10 neurohormones. Write the functions of neurohormones. Name the hormone secreted by the Pituitary gland and Adrenal gland. [1+2+2+1=6]
[6]
Page 30 of 30