Advantage of cleistogamy is 

• higher genetic variability

• more vigorous offspring

• no dependence on pollinators

• no dependence on pollinators

Perisperm differs from endosperms in 

• being a haploid  tissue

• having no reserve food

• being a diploid tissue

• being a diploid tissue

Which one of the following is not the function of the placenta? It

• facilitates the supply of oxygen and nutrients to the embryo

• secretes oestrogen

• facilitates removal of carbon dioxide and waste material from embryo

• facilitates removal of carbon dioxide and waste material from embryo

Which is Mendelian idea depicted by a cross in which the F₁ generation resembles both the parents?

• Incomplete dominance

• Law of dominance

• Inheritance of one gene

• Inheritance of one gene

Filiform apparatus is characteristic feature of

• Generative cell

• Nucellar embryo

• Aleurone cell

• Aleurone cell

In angiosperms, microsprogenesis and megasporogenesis

• occur in anther

• form gametes without further divisions

• Involve meiosis

• Involve meiosis

Flowers are unisexual in

• Pea

• Cucumber

• China rose

• China rose

Placenta and pericarp are both edible portions in 

• apple 

• banana

• tomato

• tomato

Which of the following statements is correct?

• The seed in grasses is not endospermic

• Mango is a parthenocarpic fruit

• A proteinaceous aleurone layer is present in maize grain

• A proteinaceous aleurone layer is present in maize grain

Coconut water from a tender coconut is

• Immature embryo

• Free nuclear endosperm

• Innermost layers of the seed coat

• Innermost layers of the seed coat