Genetics MCQs with answers for neet-CBSE-JAC exams

Genetics MCQs with answers for neet-CBSE-JAC exams

■lesson-5 principles of inheritance and variation and genetics MCQs with answers for neet-CBSE-JAC exams

■subtopics:- principles of inheritance and variation and genetics MCQs with answers for neet-CBSE-JAC exams

■introduction :- principles of inheritance and variation and genetics MCQs with answers for neet-CBSE-JAC exams,students might be busy in your preparation for coming CBSE ,12th board Jharkhand academic Council exams and other state board exam biologysir.com will provide many type of education material like fill in the blanks, true or false matching type questions ,multiple choice questions, very short questions answers type, short questions answer type and long questions type of 12th class Biology from each topic that help you in your preparation and principles of inheritance and variation and genetics MCQs with answers for neet-CBSE-JAC exams

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■ principles of inheritance and variation and genetics MCQs with answers for neet-CBSE-JAC exams

1) the science which concerned with understanding of biological properties which are transmitted from parents to offspring is called as which of the following

A) variation
B) heredity
C) genetics
D) embryology

Ans. C

2) the term Genetics was coined by which scientist

A) Mendel
B) Bateson
C) watson
D) Morgan

Ans. B

3) the process of transmission of characters from one generation to another generation is known as which of following

A) variation
B) heredity
C) genetics
D) embryology

Ans. B

4) difference between to individual is known as which of following

A) variation
B) heredity
C) genetics
D) embryology

Ans. A

5) clone is product of which reproduction

A) sexual reproduction
B) vegetative reproduction
C) asexual reproduction
D) none

Ans. C

6) offspring are product of which reproduction

A) sexual reproduction
B) vegetative reproduction
C) asexual reproduction
D) none

Ans. A

7) which one is genetically similar to parents

A) offspring
B) clone
C) twin child
D) none

Ans. A

8) the individual which are carbon copies of one another or the parents is known as which of following

A) offspring
B) clone
C) twin child
D) ramets

Ans. D

9) group of ramets is called as

A) offspring
B) clone
C) twin child
D) ramets

Ans. Clone

10) sudden appearance of abnormality of characters in hereditary make up which of following

A) variation
B) heredity
C) genetics
D) mutation

Ans. D

11) the variation which are acquired by an organism during its own lifetime and are lost with death is known as which type of variation

A) somatic variation
B) germinal variation
C) continous variation
D) discontinous variation

Ans. A

12) which of following variation is known as acquired variation

A) somatic variation
B) germinal variation
C) continous variation
D) discontinous variation

Ans. A

13) which variation is not transfer to generation to generation

A) somatic variation and continous variation
B) germinal variation
C) continous variation
D) discontinous variation

Ans. A

Genetics MCQs with answers for neet-CBSE-JAC exams

14) somatic variation in any individual is caused due to

A) change in Environmental condition
B) use and disuse of organ
C) conscious efforts
D) all of these

Ans. D

15) the larva of honey bee fed on the bee Bread pollen mix with honey develop into

A) drones
B) worker
C) queen
D) none

Ans. B

16) the larva of honey bee on Royal jelly develop into

A) drones
B) worker
C) queen
D) none

Ans. C

17) strong sunlight tans the human skin by increasing the dark pigment is known as

A) melanin
B) suberin
C) keratin
D) cutine

Ans. A

18) main function of melanin in skin pigment

A) it can prevent underlying cells of epidermis by absorbing harmful ultraviolet rays of sun

B) it can absorb infrared rays of sun

C) it can absorb visible rays of sun

D) none

Ans. A

19) which one of the following is use and disuse of organs

A) modern man is takes soft cook food developing weakening of teeth
B) the person using left hand from childhood for Writing ,Write nicely
C) man can do daily exercise having strong muscles
D) all of these

Ans. D

20) which one is defining Castration process

A) damaging the testis
B) cutting the organs as horns
C) wearing tight shoes
D) boring of external ear pinnae

Ans. A

21) mutilation is defined as

A) damaging the testis
B) cutting the organs as horns
C) wearing tight shoes
D) boring of external ear pinnae

Ans. B

22) which one is conscious efforts

A) castration
B) mutilation
C) small feet and bored pinnae
D) all of these

Ans. D

23) who says that acquired variation are inheritable

A) Weisman
B) Lamarck
C) Mendel
D) Bateson

Ans. B

24) who says that acquired variation are not inheritable

A) Weisman
B) Lamarck
C) Mendel
D) Bateson

Ans. A

25) the variation which are caused due to germ cells and are inheritable is known as which of following

A) somatic variation
B) germinal variation
C) continous variation
D) discontinous variation

Ans. B

26) main example of germinal variation is

A) haemophilia
B) blood groups
C) colour blindness
D) all of these

Ans. D

27) which one variation is unstable and non inheritable

A) somatic variation
B) germinal variation
C) continous variation
D) discontinous variation

Ans. C

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28) which variation is fluctuating variation

A) somatic variation
B) germinal variation
C) continous variation
D) discontinous variation

Ans. C

29) which variation are small and indistinct compared to average

A) somatic variation
B) germinal variation
C) continous variation
D) discontinous variation

Ans. C

30) the type of continous variation which affect the morphology of living beings is known as which of these

A) substantive
B) meristic
C) both
D) none

Ans. A

31) the type of continuous variation which bring change in certain parts of an organism called as

A) substantive
B) meristic
C) both
D) none

Ans. B

32) who says that continuous variation are heritable and form the fundamental basis of theory of organic evolution natural selection

A) Mendel
B) Bateson
C) Darwin
D) Lamarck

Ans. C

33) the type of variation which present large difference of progeny from parents

A) somatic variation
B) germinal variation
C) continous variation
D) discontinous variation

Ans. D

34) discontinuous variation are also called as

A) mutation
B) heredity
C) genetics
D) none

Ans. A

35) which one is inheritable variation

A) somatic variation
B) continous variation
C) discontinous variation
D) none

Ans. C

36) presence of polydactyly is which type of variation

A) substantive
B) meristic
C) both
D) none

Ans. B

37) polydactly means

A) fused fingers
B) short fingers
C) additional digits in fingers
D) none

Ans. C

38) brachydactyly and syndactyly is an example of

A) substantive
B) meristic
C) both
D) none

Ans. A

39) brachydactyly means

A) fused fingers
B) short fingers
C) additional digits in fingers
D) none

Ans. B

40) syndactyly means

A) fused fingers
B) short fingers
C) additional digits in fingers
D) none

Ans. A