Question 1

A fraction of the vegetative part of a plant is used to grow a new plant in which method?

Accepted Answer

Vegetative propagation is a type of asexual reproduction where new plants are obtained from the parts of plants like stems, roots, and leaves without the help of any reproductive organs.

Question 2

Which of the following is not a vegetative propagation method?

Accepted Answer

Spore formation is not a method of vegetative propagation; rather, it is a method of asexual reproduction found in organisms like Rhizopus where spores develop into new individuals.

Question 3

The ability of a single cell to divide and produce all the cells of an organism is called:

Accepted Answer

Regeneration is the ability of fully differentiated organisms to give rise to new individual organisms from their body parts, or the ability to replace lost body parts.

Question 4

Bistable binary fission takes place in:

Accepted Answer

Amoeba reproduces through binary fission, where the parent cell divides into two equal-sized daughter cells under favorable conditions.

Question 5

Multiple fission is observed in:

Accepted Answer

Plasmodium, the malaria parasite, divides into many daughter cells simultaneously through multiple fission under unfavorable or favorable conditions inside a cyst.

How do Organisms Reproduce? — NCERT Class 10 Science Important Questions & Revision Notes