What is pregnancy? How can it be avoided?

Solution

When the zygote, gets implanted in the lining of the uterus the women is said to be pregnant. It can be prevented by using contraceptives methods like condoms or copper-T or oral pills.

Some More Questions From Our Environment Chapter

Name two organisms which reproduce by (a) budding (6) fragmentation and (c) spore formation.

Why cannot all multicellular organisms divide cell-by-cell like Spirogyra?

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Our Environment

What is pregnancy? How can it be avoided?

Some More Questions From Our Environment Chapter

Name two organisms which reproduce by (a) budding (6) fragmentation and (c) spore formation.

Why cannot all multicellular organisms divide cell-by-cell like Spirogyra?

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.

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