Reproduction in plants Class 7

Q1. Female reproductive part is

• stamen

• pollen grain

• bud

• pistil

Seeds of drumstick and maple are carried to long distances by wind because they possess

• winged seeds

• large and hairy seeds

• long and ridged fruits

• spiny seeds

Pollination refers to the

• transfer of pollen from the anther to the ovary.

• transfer of male gametes from the anther to stigma.

• transfer of pollen from the anther to stigma.

• transfer of pollen from the anther to the ovule.

The ovaries of different flowers may contain

• only one ovule

• many ovules

• one to many ovules

• only two ovules

Which of the following statements is/are true for sexual reproduction in plants?

i) Plants are obtained from seeds.

(ii) Two plants are always essential.

(iii) Fertilisation can occur only after pollination.

(iv) Only insects are agents of pollination.

Choose from the options given below.

• (i) and (iii)

• (i) only

• (ii) and (iii)

• (i) and (iv)

Vegetative propagation in potato takes place by

• leaves

• stem

• root

• seed

Bryophyllum has ____________________ on its leaf margins to reproduce.

• spores

• fragments

• buds

• pistil

Q8. Yeasts reproduce by

• fragmentation

• binary fission

• budding

• spore formation

Q9. Pollen grain is produced in

• filament

• style

• pistil

• anther

Which of the following parts of a plant take part in sexual reproduction?

i) Flower

(ii) Seed

(iii) Fruit

(iv) Branch

Choose the correct answer from below:

• (i) and (ii)

• (i), (ii) and (iii)

• (iii) and (iv)

• ii), (iii) and (iv)