NEET UG Botany — Sexual Reproduction in Flowering Plants previous year questions with solutions.
A typical angiosperm embryo sac at maturity is:
Which of the following is incorrect for wind-pollinated plants?
The body of the ovule is fused within the funicle at
The plant parts which consist of two generations one within the other: (a) Pollen grains inside the anther (b) Germinated pollen grain with two male gametes (c) Seed inside the fruit (d) Embryo sac inside the ovule
In water hyacinth and water lily, pollination takes place by:
In some plants thalamus contributes to fruit formation. Such fruits are termed as:
Which one of the following statements regarding post-fertilization development in flowering plants is incorrect?
What is the fate of the male gametes discharged in the synergid?
What type of pollination takes place in Vallisneria?
Which is the most common type of embryo sac in angiosperms?
In some plants, the female gamete develops into embryo without fertilization. This phenomenon is known as
Persistent nucellus in the seed is observed in
In which of the following, both autogamy and geitonogamy are prevented?
The process of double fertilization is the
Which of the following has proved helpful in preserving pollen as fossils?
Pollen grains can be stored for several years in liquid nitrogen having a temperature of
Which of the following plants shows a very close relationship with a species of moth, where none of the two can complete their life cycle without the other?
Attractants and rewards are required for:
Double fertilization is exhibited by:
Flowers which have single ovule in the ovary and are packed into inflorescence are usually pollinated by
A dioecious flowering plant prevents both:
Functional megaspore in an angiosperm develops into:
Seed formation without fertilization in flowering plants involves the process of
In the majority of angiosperms: