Science quest 18 2015

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1.
1 point
The scientist who first discovered that the earth revolves round the sun was
2.
1 point
Harmful discharge of warm or cold substances is known as ________
3.
1 point
Chief source of energy in environment is
4.
1 point
Animal(s) which is/are active at night.
5.
1 point
The intensity of an earthquake is measured with a
6.
1 point
Vermicomposting is done by
7.
1 point
Who among the following described protoplasm as the physical basis of life?
8.
1 point
If waste materials contaminate the source of drinking water which of the following diseases will spread?
9.
1 point
Materials that cause biochemical oxygen demand (BOD) include:
10.
1 point
Alexander Fleming discovered