Science Quest 17 2015

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1.
1 point
The earth functions like a living organism, not simply an environment where life exist is the __.
2.
1 point
A self supporting community - plants and animals interacting with each other and the non-living environment to provide a balanced system is a __.
3.
1 point
Which of the following problems is not created by noise pollution ?
4.
1 point
___refers to the weight of all the organisms at a trophical level.
5.
1 point
Process through which plants reproduce:
6.
1 point
71% of earth surface is covered with:
7.
1 point
Medicine of quinine is provided by
8.
1 point
Which of the following wastes cannot be decomposed by bacteria to form compost?


9.
1 point
The process whereby humans break down glucose, producing carbon dioxide and water, to release energy is called __.
10.
1 point
___refers to the weight of all the organisms at a trophical level.