What is the main constituent of the sun ?
What is the name given to the state of atmosphere day by day [and week by week ?
Which of the following statements is incorrect about ultra-sonics ?
These are sounds whose frequencies are higher than 20,000 cycles per second.
These are inaudible to the human ear.
Bats produce ultra-sonic sounds.
Ultra-sonic sounds are produced when ultra-violet light is incident on sea-water.
How moon is eclipsed ?
The earth comes in between the moon and the sun. The rays of light from the sun are cut off. A shadow of the earth falls on the moon.
The moon comes in between the earth and the sun. The rays of light from the sun are cut off. A shadow of the moon falls on the earth.
The, sun comes between the moon and earth. The rays of light from the sun are cut off.
The sun comes between the moon and the earth. The rays of light from the sun are not cjit off.
How electric bulb emits light ?
When the electric current passes through the filament, electrons are emitted. These electrons strike the glass bulb and produce light.
When electric current passes through the filament, a continuous electric discharge takes place between the two filament wires. This electric discharge emits light.
When current passes through the filament, it becomes white hot and, therefore, emits light.
None of these.
The outer covering of the flower is called
none of these.
Why lightni ng coinductors are fixed at the top of high buildings ?
Because they protect the building from the destructive effects of lightning.
Because they protect the building from cosmic radiations.
Because they protect the building, during summer, from excess heat.,
Because they receive radio and television waves.
Which is the smallest planet ?
Green mainure is the name given to the
ploughing back of cretain crops into the field.
manure which was responsible for bringing about a green revolution.
excreta of buffaloes.
manure prepared artificially from the green leaves of certain plants.
Why do we not see stars in the day light ?
Because of the powerful light of the sun.
Because stars do not emit any )ight in day time.
Because stars are hidden by the sun.
Because stars are hidden by the clouds.
1. World Geography -Test-01
2. World Geography -Test-02
3. World Geography -Test-03
4. Geography of India -Test-01
5. Geography of India -Test-02
6. Geography of India -Test-03
7. Geography of India -Test-04
8. Geography of India -Test-05
9. History of India - Test - 01
10. History of India - Test - 02
11. History of India - Test - 03
12. History of India - Test - 04
13. History of India - Test - 05
14. History of India - Test - 06
15. History of India - Test - 07
Most Obscure Sports In The World
Xmas Entertainment Ideas
Benefits of Ugli fruits
Famous Markets Of India
Eat ¼ teaspoon asafetida (hing) along with one large raisin (kishmish) every day. Heart weakness w Regular intake of ripe bananas strengthens the heart.