Sexual Reproduction in Flowering Plants PYQ — Page 5

Wind pollinated flowers are

Cotyledons and testa respectively are edible parts in -

Which one of the following pairs of plant structures has haploid number of chromosomes?

What does the filiform apparatus do at entrance into ovule?

Which one of the following pairs of plant structures has haploid number of chromosomes?

Unisexuality of flowers prevents

Unisexuality of flowers prevents

What does the filiform apparatus do at the entrance into ovule?

Which one of the following is resistant enzyme action?

Which one of the following is resistant to enzyme action?

Which one of the following is being tried India as a biofuel substitute for fossil fuels?

Male gametes in angiosperms are formed by the division of:

Which one of the following is surrounded by cellulose wall?

In the hexaploid wheat, the haploid ( $n$ ) and basic $(x)$ numbers of chromosomes are:

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:

Which one of the following represents an ovule, where the embryo sac becomes horse-shoe shaped and the funiculus and micropyle are close to each other?

In a type of apomixis known as adventive embryony, embryos develop directly from the:

Through which cell of the embryo sac, does the pollen tube enter the embryo sac?