Which of the following plants is monoecious? 

1. Marchantia polymorpha

2. Cycas circinalis

3. Carica papaya

4. Chara

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

1.  Vegetative reproduction

2.  Parthenogenesis

3.  Sexual reproduction

4.  Nucellar polyembryony

Flowers are unisexual in?

1. Pea 

2. Cucumber

3. China rose

4. Onion

Product of sexual reproduction generally generates:

1. Prolonged dormancy

2. New genetic combination leading to variation

3. Large biomass

4. Longer viability of seeds