1 |
What is RDX?
|
An instrument <br>
A gene <br>
A fertilizers <br>
An explosive <br>
|
2 |
''Green House effect'' Means:
|
Pollution in houses in tropical regions <br>
Trapping of solar energy due to atmospheric oxygen <br>
Trapping of solar energy due to atmospheric carbon dioxide <br>
Cultivation in green houses so as to check pollution <br>
|
3 |
There is no neutron in the atom of:
|
Carbon <br>
Nitrogen <br>
Hydrogen <br>
Ozone <br>
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4 |
Law of floating bodies was given by:
|
Archimedes <br>
Galileo <br>
Copernicus <br>
Plotly <br>
|
5 |
Light energy is stored in the forms of due to the activity of chloroplast:
|
Mechanical energy <br>
Electrical energy <br>
Chemical energy <br>
None of the above <br>
|
6 |
Half-time is a time of taken by that substance to decompose radioactivity to half of its weight:
|
Radioactive substance <br>
plants and Animals <br>
Solid substance <br>
Gases substance <br>
|
7 |
If a green leaf is seen in a red light its color will be:
|
Black <br>
Red <br>
Blue <br>
Yellow <br>
|
8 |
The branch of study dealing with old age and aging is called?
|
Oncology <br>
Gerontology <br>
Teratology <br>
Ornithology <br>
|
9 |
What is the atomic number for hydrogen?
|
36
12
1
24
|
10 |
Epiphytic and parasitic plants grow on which of he following?
|
Humans <br>
rocks <br>
Dogs <br>
Plants <br>
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