1)

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

2)

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

3)

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

4)

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

5)

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

6)

During favourable conditions, Amoeba reproduces by

Class 10 Biology

A)

multiple fission

B)

 binary fission

C)

budding

D)

fragmentation

7)

A feature of reproduction that is common to Amoeba, Yeast and Spirogyra is that

Class 10 Biology

A)

they reproduce asexually

B)

 they are all unicellular

C)

 they reproduce only sexually

D)

they are all multicellular

8)

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

Class 10 Biology

A)

budding

B)

 multiple fission

C)

binary fission

D)

reduction division

9)

Bryophyllum can be propagated vegetatively by the

Class 10 Biology

A)

stem

B)

leaf

C)

root

D)

flower

10)

Vegetative propagation refers to formation of new plants from

Class 10 Biology

A)

stem, flowers and fruits

B)

stem, leaves and flowers

C)

stem, roots and flowers

D)

stem, roots and leaves