reproduction in plants

Vegetative propagation in potato takes place by

• leaves

• stem

• root

• seed

In yeasts reproduction occurs by

• fragmentation

• binary fission

• budding

• spore formation

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

(i) Flower(ii) Seed(iii) Fruit(iv) Branch

• (i) and (ii)

• (i), (ii) and (iii)

• (iii) and (iv)

• (ii), (iii) and (iv)

Lila observed that a pond with clear water was covered up with a green algae within a week. By which method of reproduction did the algae spread so rapidly ?

• Budding

• Sexual reproduction

• Fragmentation

• Pollination

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

The ‘eye of the potato plant is what

• the root is to any plant

• the bud is to a flower

• the bud is to Bryophyllum leaf

• the anther is to stamen

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 pollinationChoose from the options given below:

• (i) and (ii)

• (i) only

• (i) and (ii)

• (i) and (iv)

Pollination refers to the:

• transfer of pollen from anther to ovary

• transfer of male gametes from anther to stigma

• transfer of pollen from anther to stigma

• transfer of pollen from anther to ovule

In …………………. reproduction, one individual can produce many individuals from its body parts.