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Wednesday, 4 January 2017

General Knowledge Part-17

1. Quartz crystals normally used in quartz
clocks etc. is chemically
A. silicon dioxide
B. germanium oxide
C. a mixture of germanium oxide and
silicon dioxide
D. sodium silicate
Answer: Option A
2. Which of the gas is not known as green
house gas?
A. Methane
B. Nitrous oxide
C. Carbon dioxide
D. Hydrogen
Answer: Option D
Explanation:
In order, the most abundant greenhouse
gases in Earth's atmosphere are:
* water vapor
* carbon dioxide
* methane
* nitrous oxide
* ozone
* chlorofluorocarbons
3. Which of the gas is not known as green
house gas?
A. Methane
B. Nitrous oxide
C. Carbon dioxide
D. Hydrogen
Answer: Option D
Explanation:
In order, the most abundant greenhouse
gases in Earth's atmosphere are:
* water vapor
* carbon dioxide
* methane
* nitrous oxide
* ozone
* chlorofluorocarbons
4. Which of the gas is not known as green
house gas?
A. Methane
B. Nitrous oxide
C. Carbon dioxide
D. Hydrogen
Answer: Option D
Explanation:
In order, the most abundant greenhouse
gases in Earth's atmosphere are:
* water vapor
* carbon dioxide
* methane
* nitrous oxide
* ozone
* chlorofluorocarbons

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