Tissues — Science STD 9 — Question

The botanical name of Egyptian clover is:

Due to the deposition of ______ the cell walls of collenchyma cells are irregularly thick.

The functional activities of a cell are controlled and directed by the:

'Organic farming’ does not include:

1. Green manures.
2. Chemical fertilizers.
3. Crop rotantion.
4. Compost and farmyard manures.

The branch of biology dealing with structures, function and reproduction of cell is:

Nucleolemma is a part of:

Mammals:

1. Lay eggs.
2. Possess body hair.
3. Have a skin with scales.
4. All the above.

Brush-bordered epithelium is found in:

Organisms such as lichens are very sensitive to the level of ___________ in the atmosphere.

1. Carbon dioxide.
2. Sulphur dioxide.
3. Carbon monoxide.
4. Methane.

Largest blood cells are:

1. Monocytes
2. Neutrophils
3. Lymphocytes
4. Basophils