Science : Ch 08 – How do Organisms Reproduce

This test is designed based on NCERT Syllabus for Class 10 Topics : How do Organisms Reproduce

Each time random 15 questions will be displaced
So retake the quiz till you have mastered all the questions

1 / 15

Offspring produced by asexual method of reproduction have more similarity among themselves because:

Asexual reproduction involves only one parent

Asexual reproduction does not involve gametes

Asexual reproduction occurs before sexual reproduction

Asexual reproduction occurs after sexual reproduction

2 / 15

The characteristics transmitted from parents to ofspring are present in

Cytoplasm

Ribosome

Golgi bodies

Genes

3 / 15

Characters transmitted from parents to ofspring are present in:

Cytoplasm

RIbosome

Golgi complex

Genes

4 / 15

Assertion (A): A basic event in reproduction is the creation of a DNA copy. Reason (R) : The DNA in the cell nucleus is the information source for making proteins.

Both (A) and (R) are true and (R) is correct explanation of the assertion

Both (A) and (R) are true but (R) is not the correct explanation of the assertion

(A) is true but (R) is false

(A) is false but (R) is true

5 / 15

Example of bisexual fowers.

Watermelon

Papaya

Hibiscus

Corn

6 / 15

What is the mode of asexual reproduction in hydra?

Fragmentation

Binary Fission

Spore Formation

Regeneration Or Budding

7 / 15

Which of the following is a Bacterial STD?

Warts

Syphilis

Hiv-Aids

All Of These

8 / 15

which of the following is a viral STD?

Gonorrhoea

Syphilis.

Both 1 & 2

HIV-Aids And Warts

9 / 15

Name the organ that produces sperms in human males.

Testes

Testosterone

Both 1 & 2

None Of These

10 / 15

Name the harmone secretes a sperms in human males.

Testosterone

Testes

Both 1 & 2

All Of These

11 / 15

In flowers,what is the female reproductive part called as?

Pistil Or Carpel

Ovaries

Filaments

Stigma

12 / 15

The development foetus takes place in mother’s body from

Ovaries

Embryo

Placenta

Fallopian Tube

13 / 15

Which of the following is surgical method of birth control in females?

Tubectomy

Vasectomy

Both 1 & 2

None Of These

14 / 15

Blocking of fallopian tubes prevents ?

Pregnancy

Sexually transmitted diseases

Genetic uniformity

None Of These

15 / 15

Total number of chromosomes present in human beings are

46

23

24

48

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Science : Ch 08 – How do Organisms Reproduce

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