| 1 |
The basic particle of an element is called. |
- A. Compound
- B. Mixture
- C. Atom
- D. None of these
|
| 2 |
Nucleus is a part of cell, which ................ the whole cell actively. |
- A. Operate
- B. Control
- C. Observe
- D. Functionale
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| 3 |
It takes about.......... minutes for light from the Sun to reach the Earth. |
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| 4 |
Substancs whihc take part in a chemical reaction are called. |
- A. Products
- B. Ractants
- C. Elements
- D. Compunds
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| 5 |
A force of 1800 N is acting on the surface area of 0.06 m2. The pressure exerted by he force will be. |
- A. 3 kPa
- B. 30 KPa
- C. 300 kPa
- D. 3000 kPa
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| 6 |
Hubble telescope launched in space. |
- A. 1990
- B. 1991
- C. 1992
- D. 1993
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| 7 |
Mathematical form of Ohm's law. |
- A. V = I/R
- B. V = R/I
- C. V = IR
- D. V m/R
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| 8 |
A non - metal |
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| 9 |
Speed of light through water is about. |
- A. 300000 km/s
- B. 250000 km/s
- C. 225000 km /s
- D. 200000 km/s
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| 10 |
A relationship where two species live together closely is called |
- A. Symbiosis
- B. Predation
- C. Competitor
- D. None of these
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