Improvement in Food Resources — Science STD 9 — Question

Parenchyma cells are:

The mass of a body on earth is 60kg. Its mass on moon will be:

The number of electrons in an ion Y²⁺ is 10. The atomic number of element Y is most likely to be:

Jaundice is a disease of:

1. kidney.
2. Liver.
3. Pancreas.
4. Duodenum.

Tincture of iodine has antiseptic properties. This solution is made by dissolving:

An electric motor raises a load of 0.2kg, at a constant speed, through a vertical distance of 3.0m in 2s. If the acceleration power stations and thermal power stations, alternators produce electricity.

1. 0.3
2. 1.2
3. 3.0
4. 6.0

In a eukaryotic cell, the nucleus has:

When water at 0°C freezes to form ice at the same temperature of 0°C, then it:

1. Absorbs some heat.
2. Releases some heat.
3. Neither absorbs nor releases heat.
4. Absorbs exactly 3.34 × 10⁵J/ kg of heat.

Atomic number is equal to:

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

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