Biology Question and Answers

1. Asexual mode of reproduction in $Spirogyra$ is by

Reproduction in Organisms

2. Assertion :- hCG, hPL and relaxin are producedin women only during pregnancy.
Reason :- These hormones are produced byplacenta.

Human Reproduction

3. Air pollutants causes injury to

Environmental Issues

4. The given plant is pollinated by :-

AIE 2 2021

5. In plant mineral nutrition, elements are classified as macro or micro-elements depending upon their

Mineral Nutrition

6. The scientist widely regarded as the triple crown of biology $X$ is

AMU 2015

7. Match the following with reference to cockroach and choose the CORRECT option.

Column I Column II

P. Anal style (i) $10th$ tergite

Q. Testis (ii) $2^{n d}$ - $6th$ segments

R. Anal cerci (iii) $9th$ stemite

S. Ovary (iv) $4th$ - $6th$

NTA Abhyas 2022

8. Pheretima posthuma is highly useful as

Structural Organisation in Animals

9. HIV commen in India, Europe and America is

Human Health and Disease

10. Structural unit of human kidney is :

Rajasthan PMT 2005

11. The seminiferous tubules of the testis open into the vasa efferentia through :-

AIE 2 2021

12. Cell theory is not applicable for

Cell : The Unit of Life

13. Lungs are surrounded by

KCET 2022

14. In case of incomplete dominance the monohybrid ratio of phenotypes in $F_{2}$ generation is

Principles of Inheritance and Variation

15. Juicy part of litchi is an outgrowth of:

DUMET/DPMT/Delhi UMET 2004

16. Stabilising selection favours

Evolution

17. What does ‘$X$’ indicate in the given figure?

Environmental Issues

18. Why were fragments like those now called Okazaki fragments expected before they were discoverd?

Molecular Basis of Inheritance

19. Which one of the following mammals is not an odd-toed ungulate ?

Animal Kingdom

20. Genetically modified plants are generally not introduced as food because

NTA Abhyas 2020

21. Animals undergoes inactive stage during winter, is known as

UP CPMT 2008

22. Cells obtained from cancerous tumours are known as

BHU 2009

23. Choose the incorrect statement among the following.

AIE 1 2021

24. Hierarchy of categories of Carolus Linnaeus had categories except -

Diversity In The Living World

25. Blood is a kind of

BVP Medical 2009

26. Consider the following statements :
(1) cucurbits are monoecious plant
(2) in mango, neuter, male and female and female flowers occur together
(3) legumenous plants show unisexuality
(4) oblique septa is found in Rosaceae

BHU 2006

27. Which of the following will be the correct gene expression pathway?

NTA Abhyas 2022

28. Assertion : Among the land animals, the Cheetah can run fastest over the ground.
Reason : The Cheetah uses its powerful forelimbs to push itself forward during running.

AIIMS 2001 Animal Kingdom

29. The construction of the first recombinant DNA emerged from the possibility of linking a gene encoding antibiotic resistance with a native plasmid of

NTA Abhyas 2020 Biotechnology : Principles and Processes

30. Barr body in mammals represents :

Haryana PMT 2000

Biology Questions

Biology Questions

1. Asexual mode of reproduction in $Spirogyra$ is by

2. Assertion :- hCG, hPL and relaxin are producedin women only during pregnancy.
Reason :- These hormones are produced byplacenta.

3. Air pollutants causes injury to

4. The given plant is pollinated by :-

5. In plant mineral nutrition, elements are classified as macro or micro-elements depending upon their

6. The scientist widely regarded as the triple crown of biology $X$ is

7. Match the following with reference to cockroach and choose the CORRECT option.

Column I Column II

P. Anal style (i) $10th$ tergite

Q. Testis (ii) $2^{n d}$ - $6th$ segments

R. Anal cerci (iii) $9th$ stemite

S. Ovary (iv) $4th$ - $6th$

8. Pheretima posthuma is highly useful as

9. HIV commen in India, Europe and America is

10. Structural unit of human kidney is :

11. The seminiferous tubules of the testis open into the vasa efferentia through :-

12. Cell theory is not applicable for

13. Lungs are surrounded by

14. In case of incomplete dominance the monohybrid ratio of phenotypes in $F_{2}$ generation is

15. Juicy part of litchi is an outgrowth of:

16. Stabilising selection favours

17. What does ‘$X$’ indicate in the given figure?

18. Why were fragments like those now called Okazaki fragments expected before they were discoverd?

19. Which one of the following mammals is not an odd-toed ungulate ?

20. Genetically modified plants are generally not introduced as food because

21. Animals undergoes inactive stage during winter, is known as

22. Cells obtained from cancerous tumours are known as

23. Choose the incorrect statement among the following.

24. Hierarchy of categories of Carolus Linnaeus had categories except -

25. Blood is a kind of

26. Consider the following statements :
(1) cucurbits are monoecious plant
(2) in mango, neuter, male and female and female flowers occur together
(3) legumenous plants show unisexuality
(4) oblique septa is found in Rosaceae

27. Which of the following will be the correct gene expression pathway?

28. Assertion : Among the land animals, the Cheetah can run fastest over the ground.
Reason : The Cheetah uses its powerful forelimbs to push itself forward during running.

29. The construction of the first recombinant DNA emerged from the possibility of linking a gene encoding antibiotic resistance with a native plasmid of

30. Barr body in mammals represents :

	Column I		Column II
P.	Anal style	(i)	$10th$ tergite
Q.	Testis	(ii)	$2^{n d}$ - $6th$ segments
R.	Anal cerci	(iii)	$9th$ stemite
S.	Ovary	(iv)	$4th$ - $6th$

Biology Questions

Biology Questions

1. Asexual mode of reproduction in $Spirogyra$ is by

2. Assertion :- hCG, hPL and relaxin are producedin women only during pregnancy. Reason :- These hormones are produced byplacenta.

3. Air pollutants causes injury to

4. The given plant is pollinated by :-

5. In plant mineral nutrition, elements are classified as macro or micro-elements depending upon their

6. The scientist widely regarded as the triple crown of biology $X$ is

7. Match the following with reference to cockroach and choose the CORRECT option. Column I Column II P. Anal style (i) $10th$ tergite Q. Testis (ii) $2^{n d}$ - $6th$ segments R. Anal cerci (iii) $9th$ stemite S. Ovary (iv) $4th$ - $6th$

8. Pheretima posthuma is highly useful as

9. HIV commen in India, Europe and America is

10. Structural unit of human kidney is :

11. The seminiferous tubules of the testis open into the vasa efferentia through :-

12. Cell theory is not applicable for

13. Lungs are surrounded by

14. In case of incomplete dominance the monohybrid ratio of phenotypes in $F_{2}$ generation is

15. Juicy part of litchi is an outgrowth of:

16. Stabilising selection favours

17. What does ‘$X$’ indicate in the given figure?

18. Why were fragments like those now called Okazaki fragments expected before they were discoverd?

19. Which one of the following mammals is not an odd-toed ungulate ?

20. Genetically modified plants are generally not introduced as food because

21. Animals undergoes inactive stage during winter, is known as

22. Cells obtained from cancerous tumours are known as

23. Choose the incorrect statement among the following.

24. Hierarchy of categories of Carolus Linnaeus had categories except -

25. Blood is a kind of

26. Consider the following statements : (1) cucurbits are monoecious plant (2) in mango, neuter, male and female and female flowers occur together (3) legumenous plants show unisexuality (4) oblique septa is found in Rosaceae

27. Which of the following will be the correct gene expression pathway?

28. Assertion : Among the land animals, the Cheetah can run fastest over the ground. Reason : The Cheetah uses its powerful forelimbs to push itself forward during running.

29. The construction of the first recombinant DNA emerged from the possibility of linking a gene encoding antibiotic resistance with a native plasmid of

30. Barr body in mammals represents :

2. Assertion :- hCG, hPL and relaxin are producedin women only during pregnancy.
Reason :- These hormones are produced byplacenta.

7. Match the following with reference to cockroach and choose the CORRECT option.

Column I Column II

P. Anal style (i) $10th$ tergite

Q. Testis (ii) $2^{n d}$ - $6th$ segments

R. Anal cerci (iii) $9th$ stemite

S. Ovary (iv) $4th$ - $6th$

26. Consider the following statements :
(1) cucurbits are monoecious plant
(2) in mango, neuter, male and female and female flowers occur together
(3) legumenous plants show unisexuality
(4) oblique septa is found in Rosaceae

28. Assertion : Among the land animals, the Cheetah can run fastest over the ground.
Reason : The Cheetah uses its powerful forelimbs to push itself forward during running.