Question # 1

Which method of propagation is also called micro-propagation?

Cuttings

Tissue culture

Grafting

Suckers

The catilage found in intervertibral discs is:

Hyaline

Fibrous

Matrix

Elastic

The skeleton found outside the body is called:

Endoskeleton

Exoskeleton

Hydroskeleton

Fibroskeleton

Biosphere surrounding the Earth is about.

17 KM

18 KM

19 KM

20 KM

In case of tetanus vaccination which is for limited time___ are used for continuous protection.

B.Lymphocytes

Booster shots

Antibiotics

None of these

The length of trachea is:

10 cm

12 cm

22 cm

20 cm

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