Improvement in Food Resources — Science STD 9 — Question

Endoplasmic reticulum will be most abundant in:

'Organic farming’ does not include:

Grit of pear is formed of:

1. Sclereids
2. Sclerenchyma fibres
3. Tracheids
4. Companion cells

Seat of photosynthesis is:

The science of classification is called:

1. Demography.
2. Taxonomy.
3. Biology.
4. None of the above.

Blubber of whale and hump of camel are:

1. Areolar tissue.
2. Muscular tissue.
3. Tendon.
4. Adipose tissue.

Major constituent of bone is:

The technique used to obtain variety with high yield and other desirable characters is:

1. Intraduction
2. Selection
3. Hybridization
4. Both (a) and (b).

If the tip of sugarcane plant is removed from the field, even then it keeps on growing in length. It is due to the presence of:

Kranti, Pusa Agrani and pusa bold are improved varieties of:

1. Urad bean.
2. Sunflower.
3. Chick pea.
4. Mustard.