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Zoology · Class 11 Science

Yanam Bieap Class 11 Zoology — 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.

2018–2025
Years of papers
7
Total Papers
7
Real Board Papers
0
Sample papers
147
Real-paper Q & A
0
Sample-paper Q & A

Real board-paper questions available, by year

21 Q2025complete
21 Q2024complete
21 Q2023complete
21 Q2022complete
—2021Not available
21 Q2020complete
21 Q2019complete
21 Q2018complete

BIEAP Intermediate Board (1st Year) 2025 · Set ANNUAL

Real board examination

This paper has 7 questions on a topic removed in CBSE’s 2023-24 syllabus update (each marked Not in syllabus). It’s kept for historical accuracy — the exam really asked it that year — but isn’t in the current syllabus and doesn’t count toward a concept’s importance. Switch to to focus on what’s still examinable.

About this paper

The real Class-12 board examination held in 2025. Every question below is solved the concept-first way. Sample papers are labelled honestly — never shown as a past exam.

Total marks
—
Questions
—
Duration
—
Sections
—

The marks / questions / duration above are the official exam pattern. We currently have 21 of this paper’s questions, with 21 fully solved. Questions we couldn’t yet extract or verify are held — never shown as complete.

The question paper

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

Board Examination

Zoology

BIEAP Intermediate Board (1st Year) 2025 · Set ANNUAL

Series/Set: ANNUALRoll No. ________
Time Allowed: —Maximum Marks: —
Section A

Q1.
Define species richness.
⚠ This question is not in the current syllabus — Species richness is a biodiversity/ecology concept; the 9-chapter AP zoology menu has no ecology chapter, so it is mappe
[2]
Q2.
What is the Haematocrit Value?
[2]
Q3.
Mention any two substances secreted by mast cells and their functions.
[2]
Q4.
Mention the animals that exhibited a "tube-within-a-tube" organisation for the first time. Name their body cavity.
[2]
Q5.
What is botryoidal tissue?
[2]
Page 1 of 4
Q6.
What are 'Jacobson's organs'? What is their function?
[2]
Q7.
What is a kinety?
[2]
Q8.
Draw a labelled diagram of T.S. of flagellum.
[2]
Q9.
What do you mean by parasitic castration? Give one example.
⚠ This question is not in the current syllabus — Parasitic castration is a parasite–host interaction (ecology/parasitology). The 9-chapter menu has no ecology chapter, s
[2]
Q10.
Define Commensalism. Give one example.
⚠ This question is not in the current syllabus — Commensalism is a type of population/species interaction (ecology). The 9-chapter menu has no ecology chapter, so it is
[2]
Section B

Q1.
Write short note on In-situ Conservation.
⚠ This question is not in the current syllabus — In-situ conservation is a biodiversity/ecology topic (conservation of biodiversity), which has no dedicated home in the
[4]
Q2.
Describe the structure of a skeletal muscle.
[4]
Page 2 of 4
Q3.
What are the salient features of the echinoids?
[4]
Q4.
What are the modifications that are observed in birds that help them in flight?
[4]
Q5.
Give an account of Pseudopodia.
[4]
Q6.
'Prevention is better than cure.' Justify with regard to TDA abuse.
⚠ This question is not in the current syllabus — TDA (Tobacco, Drugs and Alcohol) abuse and its prevention is a biology-in-human-welfare / health topic with no dedicated
[4]
Q7.
Draw a neat labelled diagram of the salivary apparatus of Cockroach.
[4]
Q8.
Explain van't Hoff Rule.
⚠ This question is not in the current syllabus — Van't Hoff's rule (the temperature coefficient / Q10 rule for the effect of temperature on the rate of biological reacti
[4]
Page 3 of 4
Section C

Q1.
Describe the structure and lifecycle of Ascaris lumbricoides with the help of a neat and labelled diagram.
[8]
Q2.
Describe the digestive system of cockroach with the help of a neat labelled diagram.
[8]
Q3.
Describe different types of food chains that exist in an ecosystem.
⚠ This question is not in the current syllabus — Food chains, trophic levels and ecosystem energy flow (ecology) are part of the AP Intermediate 1st-year Zoology syllabu
[8]
Page 4 of 4