Megasporangium is equivalent to :
1. Fruit
2. Nucellus
3. Ovule
4. Embryo sac

Which one of the following statements is correct?
1. Sporogenous tissue is haploid
2. Endothecium produces the microspores
3. Tapetum nourishes the developing pollen
4. Hard outer layer of pollen is called intine

Geitonogamy involves
1. Fertilization of a flower by the pollen from another flower of the same plant
2. Fertilization of a flower by the pollen from same flower
3. Fertilization of a flower by the pollen from a flower of another plant in the same population
4. Fertilization of a flower by the pollen from a flower of another plant belonging to a distant population

Pollen tablets are available in the market for:
1. In vitro fertilization
2. Breeding programmes
3. Supplementing food
4. Ex situ conservation

Function of filiform apparutus is to :
1. Recognize the suitable pollen at stigma
2. Stimulate division of generative cell
3. Produce nectar
4. Guide the entry of pollen tube

Non- albuminous seed is produced in:
1. Maize
2. Castor
3. Wheat
4. Pea

Male gametophyte in angiosperms produces:
1. Single sperm and a vegetative cell
2. Single sperm and two vegetative cells
3. Three sperms
4. Two sperms and a vegetative cell

Coconut water from a tender coconut is:
1. Free nuclear endosperm
2. Innermost layers of the seed coat
3. Degenerated nucellus
4. Immature embryo

Flowers are unisexual in:
1. Cucumber
2. China rose
3. Onion
4. Pea

Filiform apparatus is characteristic feature of:
1. Nucellar embryo
2. Aleurone cell
3. Synergids
4. Generative cell