Reproduction in flowering plants

Q.

What will happen if pollen grains of rose land on the stigma of hibiscus?

1. Pollen tube grows

2. Fertilization

3. No growth of pollen tube

4. Flower changes colour

Q. The transfer of pollen grains from stamen to pistil is called .

1. pollen transfer
2. transpiration
3. pollination
4. fertilisation

Q. Pollination occuring within two flowers of the same plant is called _________.

1. cross pollination
2. link pollination
3. exchange pollination
4. self pollination

Q. If you remove androecium of the flower, what would happen?

1. The flower will not reproduce anymore
2. The flower will be incapable of becoming a fruit
3. The flower will not produce the pollen grains
4. The flower will shrivel up and fall off the plant