Improvement in Food Resources — Science STD 9 — Question

Name the gas which plays major role in global warming:

1. Carbon monoxide.
2. Nitrous oxide.
3. Carbon dioxide.
4. Sulphur dioxide.

Maximum milk yielding buffalo is:

Length of the straight line joining the initial to the final positions of a moving body is known as its:

he mass of an object is a ​ measure of inertia:

Potential energy increases:

When the pitch of note produced by a harmonium is lowered, then the wavelength of the note:

1. Decreases.
2. First decreases and then increases.
3. Increases.
4. Remains the same.

A vendor sells white powdered salt mixed with white powdered stone.The knowledge of which property will help you detect this malpractice:

Which of the following characteristic can be obtained when quality breeding is done?

Which of the following atom doesn't have its valency as one:

Which crop is grown between two cereal crops in crop rotation?