+91-8076753736 [email protected]

-->

Our Environment

Question

Wired Faculty App

Distinguish between the following:
Menstruation and Menopause

Solution

Menstruation	Menopause
1. It is the discharge of blood and portions of endometrium of uterus. It lasts for 3 to 5 days. Beginning of menstruation indicates the beginning of next menstrual cycle.	1. It is the cessation of menstruation, i.e., menstrual cycle. Generally, it occurs after the age of 45-50 years. This indicates the end of the fertility phase in a woman.

Some More Questions From Our Environment Chapter

How is the problem of dobling of the amount of DNA solved ?

Write names of five plants in which stem is used to produce a new plant.

Give one example of plant which uses leaves for propagation. Draw propagation organ.

List four methods of vegetative propagation which are exploited by man in propagating plants in garden and nurseries.

Write five names of plants which are usually propagated by cutting method.

Name a ornamental plant which is grown by the vegetaive propagation of stem.

What are the different types of asexual reproduction?

Describe the binary and multiple modes of asexual reproduction in organisms.

Explain budding, spore formation, regeneration and fragmentation modes of asexual reproduction.

What are the advantages of vegetative reproduction?

Mock Test Series

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation