The Fundamental Unit of Life — Science STD 9 — Question

White fibres of connective tissue are made up of:

1. Elastin.
2. Reticular fibre.
3. Collagen.
4. Myosin.

The place for keeping and studying dry plants is called:

The history of the cell began in 1665 with the publication of Micrographia in London by:

Lysosomes are the reservoirs of:

Which is the most commonly used stain for epidermal cells?

Whichofthefollowingisatypeofcell?

The jersey bull used for crossbreeding is exotic variety from:

1. England
2. Scotland
3. Switzerland
4. Holland

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

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

Which of the following is a mismatch?

1. Leprosy- bacterial infection.
2. AIDS- bacterial infection.
3. Malaria- protozoan infection.
4. Elephantiasis- nematode infection.

The ultimate source of energy in an ecosystem is:

1. Sunlight.
2. Glucose.
3. Protein.
4. Green plants.