EASY
Earn 100

What is an Anatropous ovule?

Important Questions on Reproduction in Lower and Higher Plants

EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
The hilum is a scar on the:
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
Male gametophyte in angiosperms produces :
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
Which is the most common mechanism of genetic variation in the population of sexually-reproducing organism?
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
In the majority of angiosperms:
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
The ovule of an angiosperm is technically equivalent to
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
Which one of the following generates new genetic combinations leading to variation?
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
In Angiosperms, microsporogenesis and megasporogenesis:
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
Pollen tablets are available in the market for:
MEDIUM
Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
Describe the structure of the anatropous ovule with a diagram.
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
_____ is the region on which, the ovule is connected to funicle.
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
The hard outer layer of pollens, named exine, is made of
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
Draw a well-labelled diagram of an angiospermic ovule showing porogamous type of pollen germination.
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
Which one of the following is NOT a mode of asexual reproduction?
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
Which one of the following statements is not true?
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
Functional megaspore in an angiosperm develops into:
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants

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

EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
The body of the ovule is fused within the funicle at
HARD
Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
Which one of the following statements is not true?
HARD
Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
Describe the structure of ovule in plants.
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants

Match column-I with column-II and select the correct option.

Column-I Column-II
a) Megasporangium i) Accessory cells
b) Inner integument ii) Embryo sac
c) Antipodal iii) Ovule
d) Female gametophyte iv) Tegmen