Atoms and Molecules — Science STD 9 — Question

In chronic disease a patient suffers from:

1. Poor appetite.
2. Short breath.
3. Tiredness.
4. All the above.

Which of the following effect cannot be produced by an unbalanced force acting on a body?

1. Change in speed of the body.
2. Change in shape of the body.
3. Change in direction of motion of the body.
4. Change in state of rest of the body.

Isotopes of an element have:

Ultrasound is of frequency:

Golgi apparatus is involved in synthesis of:

The compound plants composed of algae and fungi are called:

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

Which of the following has more inertia.A rubber ball or a stone of the same size:

Lysosomes are the reservoirs of:

A boy holds a mass on his stretched hand. Then

Aleuroplasts in a cell store: