10 Question MCQ (including Assertion)

Question 1 of 10

NCERT Exemplar

In human males, the testes lie in the scrotum, because it helps in the

A process of mating. B formation of sperm. C easy transfer of gametes. D all of the above.

Select one option. Answers are shown after the test.

Question 2 of 10

Assertion (A): Characteristics of parental plants can be preserved through asexual reproduction.
Reason (R): Vegetative reproduction involves only mitosis.

A Both A and R are true, and R is the correct explanation of A. B Both A and R are true, but R is not the correct explanation of A. C A is true, but R is false. D A is false, but R is true.

Select one option. Answers are shown after the test.

Question 3 of 10

NCERT Exemplar

Which of the following is the correct sequence of events of sexual reproduction in a flower?

A Pollination, fertilisation, seedling, embryo B Seedling, embryo, fertilisation, pollination C Pollination, fertilisation, embryo, seedling D Embryo, seedling, pollination, fertilisation

Select one option. Answers are shown after the test.

Question 4 of 10

NCERT Exemplar

A student while observing an embryo of a gram seed listed various parts of the embryo as listed below: Testa, Micropyle, Cotyledon, Tegmen, Plumule, Radicle. On examining the list the teacher commented that only three parts are correct. Select these three correct parts:

A Cotyledon, Testa, Plumule B Cotyledon, Plumule, Radicle C Cotyledon, Tegmen, Radicle D Cotyledon, Micropyle, Plumule

Select one option. Answers are shown after the test.

Question 5 of 10

NCERT Exemplar

Which among the following is not the function of testes at puberty?
(i) Formation of germ cells
(ii) Secretion of testosterone
(iii) Development of placenta
(iv) Secretion of estrogen

A (i) and (ii) B (ii) and (iii) C (iii) and (iv) D (i) and (iv)

Select one option. Answers are shown after the test.

Question 6 of 10

NCERT Exemplar

Which of the following statements are true for flowers?
(i) Flowers are always bisexual.
(ii) They are the sexual reproductive organs.
(iii) They are produced in all groups of plants.
(iv) After fertilisation they give rise to fruits.

A (i) and (iv) B (ii) and (iii) C (i) and (iii) D (ii) and (iv)

Select one option. Answers are shown after the test.

Question 7 of 10

Assertion (A): Surgical methods are most effective methods of contraception.
Reason (R): Surgical method blocks gametes transport and hence prevent fertilisation.

A Both A and R are true, and R is the correct explanation of A. B Both A and R are true, but R is not the correct explanation of A. C A is true, but R is false. D A is false, but R is true.

Select one option. Answers are shown after the test.

Question 8 of 10

Assertion (A): Unisexual flowers have separate male and female flowers whereas a typical monocot embryo comprises an embryonal axis with single cotyledon.
Reason (R): Cucumber, pumpkin and water melon are example of unisexual flowers.

A Both A and R are true, and R is the correct explanation of A. B Both A and R are true, but R is not the correct explanation of A. C A is true, but R is false. D A is false, but R is true.

Select one option. Answers are shown after the test.

Question 9 of 10

NCERT Exemplar

In a flower, the parts that produce male and female gametes (germ cells) are

A stamen and anther B filament and stigma C anther and ovary D stamen and style

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Question 10 of 10

NCERT Exemplar

The ability of a cell to divide into several cells during reproduction in Plasmodium is called

A budding B reduction division C binary fission D multiple fission

Select one option. Answers are shown after the test.

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10 Question MCQ (including Assertion)