Which one of the following statements is not correct?

1.	Offspring produced by asexual reproduction is called clone
2.	Microscopic motile asexual reproductive structures are called zoospores
3.	In potatoes, bananas, and ginger, the plantlets arise from the internodes present in the modified stem
4.	Water hyacinth growing in standing water drains oxygen from water that leads to the death of fish

Offsets are produced by:

Which one of the following generates new genetic combinations leading to variation?

1.  Vegetative reproduction

2.  Parthenogenesis

3.  Sexual reproduction

4.  Nucellar polyembryony

Match Column I with column II and select the correct option using the codes given below:

Flowers are unisexual in?

1. Pea 

2. Cucumber

3. China rose

4. Onion

Which of the following pairs is not correctly matched? 

1. a
2. b
3. c
4. d

In ginger vegetative propagation occurs through:

Product of sexual reproduction generally generates:

1. Prolonged dormancy

2. New genetic combination leading to variation

3. Large biomass

4. Longer viability of seeds

Select the correct sequence of events.