Biology PYQ's : Most Repeated Questions - MHT-CET Biology

Most Repeated Biology Questions for MHTCET

Vegetative Propagation and Pollination Mechanisms Vegetative propagation is a method of asexual reproduction in plants, often successful in specific plant parts. Pollination mechanisms include self and cross-pollination, with distinct terminology for each process. Understanding these concepts is crucial for plant reproduction questions....

What is the function of the generative cell in pollen grains?

It divides to form two male gametes

The intine layer of the pollen wall is chemically made up of which substances?

Cellulose and pectin

What is the function of the generative cell in pollen grains?

It divides to form two male gametes

The intine layer of the pollen wall is chemically made up of which substances?

Cellulose and pectin

What is Geitonogamy?

Geitonogamy is a type of self-pollination that occurs between two different flowers located on the same plant. It involves the transfer of pollen grains from the anther of one flower to the stigma of another flower on the same individual plant.

Describe the key features of sperm capacitation.

Capacitation is a series of physiological changes sperm undergo in the female reproductive tract to enable fertilization. It involves acrosomal membrane thinning, entry of Ca²⁺ ions into the sperm, and rapid whiplash movement of the sperm tail. Male pronucleus formation is not part of capacitation.