Improvement in Food Resources — Science STD 9 — Question

A group of cells alike in form, function and origin are called __________.

1. Tissue
2. Organ
3. Organelle
4. None of these

Describe water cycle?

Echinoderms have:

1. Water vascular system.
2. Canal system.
3. Jet propulsion.
4. Book lungs.

Simple epithelium is a tissue in which cells are:

1. Hardened and provide support to organs.
2. Continuously dividing to provide to form an organ.
3. Cemented directly to one another to form a single layer.
4. Loosely connected to one another to form an irregular layer.

The compound plants composed of algae and fungi are called:

1. Algae.
2. Bryophytes.
3. Pteridophytes.
4. Lichens.

Golgi apparatus is involved in synthesis of:

1. New membranes.
2. New membranes and lysosomes.
3. Cellulose.
4. Glucose.