Question

draws the labelled diagrams of cells in root tip.
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Answer 1

Answer:

The reason for population control is as followed

1. The desire for a male child.

2. Lack of awareness about birth control measures.

iii) 1. The pituitary gland secretes hormones that regulate all other endocrine glands so it is called the master gland.

2. Gametes are produced by meiosis in which the number of chromosomes gets reduced to half. So they are haploid. During fertilisation, the zygote has a diploid number of chromosomes.

Answer 2

The root is normally an underground piece of the plant which helps in obsession and ingestion of water.

The root with its branches is known as the root framework.

Qualities of the Root

(I) The root is the diving part of the plant pivot and is decidedly geotropic.

(ii) It is non-green or darker in shading.