NEET UG 2006 — Sexual Reproduction in Flowering Plants

What would bethenumber of chromosomes in the cells of the aleurone layer in a plant species with 8 chromosomes in its synergids?

The arrangement of the nuclei in a normal embryo sac in the dicot plants is:

Long filamentous threads protruding at the end of a young cob of maize are:

In a cereal grain the single cotyledon of embryo is represented by:

In which of the following fruits, the edible part is the aril?

Parthenocarpic tomato fruits can be produced by

Pineapple (ananas) fruit develops from: