NEET UG 2008 — Sexual Reproduction in Flowering Plants

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?