1)

Hydra usually reproduces by

Class 10 Science

A)

fragmentation and budding

B)

 regeneration and budding

C)

multiple fission and fragmentation

D)

regeneration

2)

Tubectomy is carried out by blocking the

Class 10 Science

A)

 oviduct

B)

uterus

C)

cervix

D)

vagina

3)

Variations occur as a result of

Class 10 Science

A)

asexual reproduction

B)

sexual reproduction

C)

vegetative propagation

D)

regeneration

4)

Fertilisation occurs in human female when the sperms and ovum reach simultaneously at

Class 10 Science

A)

fallopian tube

B)

vagina

C)

uterus

D)

cervix

5)

AIDS is a sexually transmitted disease caused due to an infection by a

Class 10 Science

A)

bacteria

B)

virus

C)

protozoa

D)

Plasmodium

6)

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

Class 10 Biology

A)

pollination, fertilisation, seedling, embryo

B)

seedling, embryo, fertilisation, pollination

C)

pollination, fertilisation, embryo, seedling

D)

embryo, seedling, pollination, fertilisation

7)

Characters that are transmitted from parents to offspring during reproduction show

Class 10 Biology

A)

only similarities with parents

B)

only variations with parents

C)

neither similarities nor variations

D)

both similarities and variations with parents

8)

In Spirogyra, asexual reproduction takes place by

Class 10 Biology

A)

breaking up of filaments into smaller bits

B)

division of a cell into two cells

C)

division of a cell into many cells

D)

formation of young cells from older cells

9)

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

Class 10 Biology

A)

reduction division

B)

budding

C)

binary fission

D)

multiple fission

10)

The correct sequence of reproductive stages seen in flowering plants is 

Class 10 Biology

A)

gametes, zygote, embryo, seedling

B)

zygote, gametes, embryo, seedling

C)

seedling, embryo, zygote, gametes

D)

gametes, embryo, zygote, seedling