Structure of the Atom — Science STD 9 — Question

A group of similar cells with the same functions and origin is called ___________?

Choose the correct statement:

Thrust is a _______ quantity.

Milk of Magnesia is:

1. A colloid.
2. A true solution.
3. A homogeneous mixture.
4. A suspension.

Animal cell lacking nuclei would also lack in:

The law of constant proportions was given by:

1. Proust.
2. Lavoisier.
3. Dalton.
4. Berzelius.

Protein storing plastid is:

A freely falling object travels 4.9m in 1st second, 14.7m in 2nd second, 24.5m in 3rd second, and so on. This data shows that the motion of a freely falling object is a case of:

The inertia of an object tends to cause an object:

1. To increase its speed.
2. To decrease its speed.
3. To resist a change in its state of motion.
4. To decelerate due to friction.