Work And Energy — Science STD 9 — Question

A microphone converts:

Which of the following is incorrect pair?

Who derived the Universal Law for Gravitation:

While opening a tap with two fingers, the forces applied are :

What is the unit of measurement for work?

Which of the following are related to apple juice:

Permanent tissues differ from meristematic tissue in:

1. Inability to divide.
2. Attainment of definite shape and size.
3. Performing a distinct function.
4. All the above.

Which of the following situations involves the Newton's second law of motion?

1. A force can stop a lighter vehicle as well as a heavier vehicle which are moving.
2. A force can accelerate a lighter vehicle more easily than a heavier vehicle which are moving.
3. A force exerted by a lighter vehicle on collision with a heavier vehicle results in both the vehicles cor to a standstill.
4. A force exerted by the escaping air from a balloon in the downward direction makes the balloon to go upwards.

What makes the eukaryotic genome different from the prokaryotic genome:

A disease transmitted through sexual contact is:

1. HIV.
2. Gonorrhoea.
3. Syphylis.
4. All the above.