Q. No. 1: Encircle the correct option: /36
- Oceans are of the total Earths mass:
a. 1/1,000,000
b. 2/10,000
c. 1/1,000
d. 2/1.000, 000 - Seismic waves are of __ kinds.
a. Two b. Three c. Four d. Five - The mouth of the volcano is known as:
a. Vent b. Cones c. Crater d. Caldera - How many active volcanoes in the world?
a. 500 to 800
b. 600 to 800
c. 500 to 700
d. 500 to 600 - Chemical union of water with a mineral is called:
a. Oxidation
b. Carbonation
c. Solution
d. Hydration - Exogenetic forces are those forces that operate _ the surface of the earth.
a. Inside b. Outside c. Within d. On - Erosion is a _ process.
a. Continuous b. Static c. Dynamic d. Constant - The amount of carbon dioxide is:
a. 78.03% b. 20.99% c. 0.94% d. 0.03% - Stratosphere extends up to a height of:
a. 20km b. 60km c. 50km d. 80km - The boiling point of a water is:
a. 32ºF b. 212 ºF c. 42 ºF d. 100 ºF - Air temperature is now automatically recorded by:
a. Thermistors
b. Thermometer
c. Altimeter
d. Resistor - The pressure exerted by the atmosphere on the earth is called:
a. Atmospheric pressure
b. Atmospheric altitude
c. Atmospheric temperature
d. Atmospheric belts - _ in India is the world’s wettest region.
a. Pataliputara
b. Dehli
c. Chirrapunji
d. Calicut - Condensation is the opposite of:
a. Precipitation
b. Evaporation
c. Collision
d. Humidity