List of top Biology Questions on Reproduction in Plants

Which one of the following is not associated with megasporangium?

In a velvet grass seed, the cotyledon is called:

Which of the following is a recessive trait for garden pea plant?

Arrange the given stages of Megasporogenesis in chronological order.
(A) Megaspore tetrad
(B) Megaspore dyad
(C) Megaspore mother cell
(D) Female gametophyte
Choose the correct answer from the options given below:

Cells present in the mature pollen grains are___:

Match List - I with List- II.

List - I (Vegetative propagules)	List - II (Example)
(A) Leaf buds	(I) Water hyacinth
(B) Rhizome	(II) Agave
(C) Offset	(III) Ginger
(D) Bulbil	(IV) Bryophyllum

Choose the correct answer from the options given below:

A flower has 10 stamens each having bilobed dithecous anther. If each microsporangium has 5 pollen mother cells, how many pollen grains would be produced by the flower ?

Bamboo species flowers

Which pair of the following cells in the embryo sac are destined to change their ploidy after fertilization ?

Primary endosperm nucleus is formed by fusion of

In Bryophyllum, the adventitious buds arise from

Vegetative Propagation in Eicchornia and Pistia occurs by ____.

An example of dioecious plant

In plants, the fusion of male gamete with secondary nucleus results in

In majority of flowering plants, how many cells are present in an embryo sac ?

Identify the correct statement.

Consider the following statements & choose the correct answer from the given options.
Statement 1: Innermost layer of microsporangium is tapetum.
Statement 2: Cells of tapetum possess dense cytoplasm more than one nucleus and nourishes developing pollen grains.

Which of the following aquatic plant does not show pollination by water ?

Which cell of the female gameophyte is involved in the formation of primary endosperm nucleus (PEN) after fertilization ?

In Bryophytes & Pteridophytes the number of male gametes produced is several thousand times the numbe of female gametes produced.
Reason : Large number of male gametes fail to reach the female gametes during transport.

Match the following columns and select the correct option.

LIST I Mineral		LIST II  States
A	Placenta	I	Androgens
B	Zona pellucida	II	Human Chorionic Gonadotropin (hCG)
C	Bulbo-urethral	III	Layer of the ovum glands
D	Leydig cells	IV	Lubrication of the Penis

Which of the following hormone levels will cause release of ovum (ovulation) from the graffian топсІе

The hybridisation between naturally incompatible plants like Potato and Tomato can be achieved through

Identify the mismatch.

Zooidogamy is found in