NDA Biology Questions with Answers: General Science Questions PDF

By BYJU'S Exam Prep

Updated on: September 11th, 2023

The NDA Biology Questions in the exam are asked under the General Science segment and usually account for 11-12 questions. Here are the important NDA General Science questions PDF of Biology asked in the exam in the previous years. Analysis of the previous year’s NDA Biology questions will help students figure out the topics which usually carry more weightage in the National Defence Academy & Naval Academy exams.

NDA Biology Questions

Approximately 10-12 NDA Biology Questions are asked in paper 2 of the exam. Following are some important NDA Biology questions for the upcoming exam. Students can check the answers to these questions from the detailed solution PDF provided below.

So, go through the important biology questions for the NDA Exam, based on the previous year’s papers. Also, identify the topics and NDA Science question which need more focus and time and enhance your NDA Preparation accordingly.

1. Identify the largest muscle in the human body.

A. Sartorius
B. Iliopsoas
C. Gluteus Maximus
D. Latissimus Dorsi

2. Which of the following is the universal recipient blood group?

A. O
B. B
C. A

3.The part of the stem where a leaf arises is known as ___________.

A. node
B. tuber
C. carpel
D. bud

4. Which one of the following has Oxalic acid?

A. Gooseberry
B. Tamarind
C. Lemon
D. Spinach

5. Which vitamin is prepared by our body in presence of sunlight?

A. Vitamin A
B. Vitamin C
C. Vitamin D
D. Vitamin B

6. Which one of the following is related to Vertebrates?

A. Amphibia
B. Reptilia
C. Aves
D. All of the above

7. What tissue is known as water-conducting tissue?

A. Xylem
B. Phloem
C. Simple tissue
D. Permanent tissue

8. Formation of gametophyte directly from sporophyte without meiosis is?

A. Apospory
B. Apogamy
C. Parthenogenesis
D. Amphimixis

9. Lysergic acid is formed by which one of the following?

A. Heroin
B. Ergot fungi
D. Cannabinoids plants

10. A very large ecosystem on land having a distinct type of vegetation and wildlife is called:

A. Ecology
B. Biome
C. Biodiversity
D. Biosphere saves

11. Name the vitamin which is responsible for the health of the Brain:

A. Vitamin B6
B. Vitamin B9
C. Vitamin B12
D. All the above

12. The partnership between Nitrogen-fixing bacteria and Leguminous Plants is which type of relationship –

A. Mutualism
B. Predation
C. Endoparasites
D. Prey

13. Name the thinnest bone of the human body:

A. Stapes
B. Malleus
C. Incus
D. Fibula

14. Which gland shapes a significant relationship between the Nervous System and the Endocrine framework, via the Pituitary Gland –

A. Hypothalamus
B. Pituitary Gland
C. Thyroid Gland
D. Parathyroid Gland

15. Which Vitamin is responsible for Night Blindness –

A. Vitamin B

B. Vitamin A

C. Vitamin D

D. Vitamin E

16. Which of the following is responsible for Blue Baby Syndrome –

A. Fluoride

B. Nitrate

C. Arsenic

D. Lead

17. How many numbers of Chromosomes are present in the human gene –

A. 26

B. 46

C. 48

D. 33

18. Which plant hormone is useful in making RNA and protein:

A. Gibberellins
B. Auxin
C. Cytokinin’s
D. Ethylene

19. The cells which act as parasites in the body :

A. Schwann cells
B. Hepatocytes
C. Kupffer’s cells
D. Cancer cells

20. Pneumatic and inhibitory centres are associated with?

A. Respiration
B. Breathing
C. Inspiration
D. Expiration

21. Which of the following controls the normal breathing process?

A. Pontine respiratory group
B. Dorsal respiratory group
C. Ventral respiratory group
D. None of the above

22. The black opening between the aqueous humour and the lens is called?

A. Retina
B. Iris
C. Cornea
D. Pupil

NDA Biology Questions PDF

Here we are sharing important NDA Biology questions for the exam. Download the NDA Biology questions PDF with answers in English & Hindi with the following links:

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