Biology Question and Answers

1. Function of chloragogen cells of Earthworm is:

Rajasthan PMT 1995

2. The chemiosmotic coupling hypothesis of oxidative phosphorylation proposes that Adenosine Triphosphate (ATP) is formed because

NTA Abhyas 2020 Photosynthesis in Higher Plants

3. In green plants, cell elongation in the internodal region can be promoted by the application of

Manipal 2014

4. DNA fingerprinting involves identifying the differences in some specific regions in DNA sequence called

Molecular Basis of Inheritance

5. Kanha National Park is famous for

Biodiversity and Conservation

6. The light bands (I-bands) of a skeletal muscles are known as

Locomotion and Movement

7. Which o f the following PGRs are categorised as plant growth promoters?

Plant Growth and Development

8. Which of the following statements about the structure of proteins is true?

KEAM 2015 Biomolecules

9. Which out of the following statements is incorrect?

NEET 2023

10. Gastrulation comprises

Human Reproduction

11. The number of species are rapidly decreasing primarily due to

NTA Abhyas 2020

12. A dwarf pea plant in which bolting has occurred is crossed with a tall pure pea plant. What will be the phenotypic ratio in $ {{F}_{1}} $ generation?

BHU 2009

13. Which of the following statement is incorrect about Marasmus?

Digestion and Absorption

14. A series of experiments were conducted by Frederick Griffith in 1928, on transforming principle with

KCET 2022 Molecular Basis of Inheritance

15. Assertion : Down syndrome, Klinfelter syndrome and Turner syndrome are chromosomal disorders.
Reason : In Klinfelter syndrome females are sterile.

AIIMS 2019 Principles of Inheritance and Variation

16. Zymase was discovered by:

Manipal 2002

17. During inspiration, intrapulmonary pressure is

Breathing and Exchange of Gases

18. The layer of the wall of alimentary canal that forms crypts in between the bases of villi in the intestine is

AIE 1 2023

19. Which of the following statement is incorrect about nasopharynx?

Breathing and Exchange of Gases

20. Find the correct order of biomagnification of DDT in an aquatic food chain

KEAM 2012 Environmental Issues

21. Calculate the amount of $DNA$ present in a pollen grain and the male gamete that is formed from the pollen mother cell with 20pg of $DNA$ at G₁ phase.

NTA Abhyas 2020

22. Kupffer cells are present in

Human Health and Disease

23. Raphe is

UP CPMT 2007

24. Match column I with column II, and choose the correct combination from the options given below.

Column I Column II

a Aquaporins 1 Simple diffusion

b Uphill transport 2 Facilitated transport

c No requirement of membrane proteins 3 Active transport

a b c

(A) 1 2 3

(B) 1 3 2

(C) 2 3 1

(D) 2 1 3

Column I	Column II
a	Aquaporins	1	Simple diffusion
b	Uphill transport	2	Facilitated transport
c	No requirement of membrane proteins	3	Active transport

	a	b	c
(A)	1	2	3
(B)	1	3	2
(C)	2	3	1
(D)	2	1	3

Transport in Plants

25. The disaccharidases are secreted with

Digestion and Absorption

26. Anaerobic respiration is also called:

WBJEE 2006

27. Mutation can not change

KCET 2007

28. Which of these are the examples of pivot synovial joint?
(a) Atlas and occipital
(b) Atlas and axis
(c) Radius and ulna
(d) Radius and humerus

NTA Abhyas 2020

29. Which of following is correct statement ?

Transport in Plants

30. In which of the following plants, sepals do not fall off after fertilisation and remain attached to the fruit?

Reproduction in Organisms

Biology Questions

Biology Questions

1. Function of chloragogen cells of Earthworm is:

2. The chemiosmotic coupling hypothesis of oxidative phosphorylation proposes that Adenosine Triphosphate (ATP) is formed because

3. In green plants, cell elongation in the internodal region can be promoted by the application of

4. DNA fingerprinting involves identifying the differences in some specific regions in DNA sequence called

5. Kanha National Park is famous for

6. The light bands (I-bands) of a skeletal muscles are known as

7. Which o f the following PGRs are categorised as plant growth promoters?

8. Which of the following statements about the structure of proteins is true?

9. Which out of the following statements is incorrect?

10. Gastrulation comprises

11. The number of species are rapidly decreasing primarily due to

12. A dwarf pea plant in which bolting has occurred is crossed with a tall pure pea plant. What will be the phenotypic ratio in $ {{F}_{1}} $ generation?

13. Which of the following statement is incorrect about Marasmus?

14. A series of experiments were conducted by Frederick Griffith in 1928, on transforming principle with

15. Assertion : Down syndrome, Klinfelter syndrome and Turner syndrome are chromosomal disorders.
Reason : In Klinfelter syndrome females are sterile.

16. Zymase was discovered by:

17. During inspiration, intrapulmonary pressure is

18. The layer of the wall of alimentary canal that forms crypts in between the bases of villi in the intestine is

19. Which of the following statement is incorrect about nasopharynx?

20. Find the correct order of biomagnification of DDT in an aquatic food chain

21. Calculate the amount of $DNA$ present in a pollen grain and the male gamete that is formed from the pollen mother cell with 20pg of $DNA$ at G₁ phase.

22. Kupffer cells are present in

23. Raphe is

25. The disaccharidases are secreted with

26. Anaerobic respiration is also called:

27. Mutation can not change

28. Which of these are the examples of pivot synovial joint?
(a) Atlas and occipital
(b) Atlas and axis
(c) Radius and ulna
(d) Radius and humerus

29. Which of following is correct statement ?

30. In which of the following plants, sepals do not fall off after fertilisation and remain attached to the fruit?

Biology Questions

Biology Questions

1. Function of chloragogen cells of Earthworm is:

2. The chemiosmotic coupling hypothesis of oxidative phosphorylation proposes that Adenosine Triphosphate (ATP) is formed because

3. In green plants, cell elongation in the internodal region can be promoted by the application of

4. DNA fingerprinting involves identifying the differences in some specific regions in DNA sequence called

5. Kanha National Park is famous for

6. The light bands (I-bands) of a skeletal muscles are known as

7. Which o f the following PGRs are categorised as plant growth promoters?

8. Which of the following statements about the structure of proteins is true?

9. Which out of the following statements is incorrect?

10. Gastrulation comprises

11. The number of species are rapidly decreasing primarily due to

12. A dwarf pea plant in which bolting has occurred is crossed with a tall pure pea plant. What will be the phenotypic ratio in $ {{F}_{1}} $ generation?

13. Which of the following statement is incorrect about Marasmus?

14. A series of experiments were conducted by Frederick Griffith in 1928, on transforming principle with

15. Assertion : Down syndrome, Klinfelter syndrome and Turner syndrome are chromosomal disorders. Reason : In Klinfelter syndrome females are sterile.

16. Zymase was discovered by:

17. During inspiration, intrapulmonary pressure is

18. The layer of the wall of alimentary canal that forms crypts in between the bases of villi in the intestine is

19. Which of the following statement is incorrect about nasopharynx?

20. Find the correct order of biomagnification of DDT in an aquatic food chain

21. Calculate the amount of $DNA$ present in a pollen grain and the male gamete that is formed from the pollen mother cell with 20pg of $DNA$ at G1 phase.

22. Kupffer cells are present in

23. Raphe is

24. Match column I with column II, and choose the correct combination from the options given below. Column I Column II a Aquaporins 1 Simple diffusion b Uphill transport 2 Facilitated transport c No requirement of membrane proteins 3 Active transport a b c (A) 1 2 3 (B) 1 3 2 (C) 2 3 1 (D) 2 1 3

25. The disaccharidases are secreted with

26. Anaerobic respiration is also called:

27. Mutation can not change

28. Which of these are the examples of pivot synovial joint? (a) Atlas and occipital (b) Atlas and axis (c) Radius and ulna (d) Radius and humerus

29. Which of following is correct statement ?

30. In which of the following plants, sepals do not fall off after fertilisation and remain attached to the fruit?

15. Assertion : Down syndrome, Klinfelter syndrome and Turner syndrome are chromosomal disorders.
Reason : In Klinfelter syndrome females are sterile.

21. Calculate the amount of $DNA$ present in a pollen grain and the male gamete that is formed from the pollen mother cell with 20pg of $DNA$ at G₁ phase.

28. Which of these are the examples of pivot synovial joint?
(a) Atlas and occipital
(b) Atlas and axis
(c) Radius and ulna
(d) Radius and humerus