Here is a Sample Worksheet for you to Practice. Download this worksheet to see the answers.
Whcih of the following gases are oozed out of volcanic eruptions?
CO2
2.NOx
3.O3
The water body with least biodiversity and productivity is which of the following?
Eutrophic lake
2.Mesotrophic lake
3.Dystrophic lake
4.Oligotrophic lake
There is no atmosphere in moon because the escape velocity in moon i/6th times less than that in Earth.
Which of the following is the correct sequence for layers of atmosphere?
Troposphere> Stratosphere>Mesosphere>Thermosphere
2.Stratosphere>Troposphere >Mesosphere>Thermosphere
3.Exosphere> Troposphere>Mesosphere>Stratosphere
What is the pH of normal rain water?
7
2.5.2
3.9.2
4.5.6
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