What drives surface ocean currents?
a. the rotation of the Earth
b. the Earth's magnetic field
c. wind
d. waves
e. storm activity
Q. 2 -
Whirlpool-like storms are called all of the following EXCEPT?
a. cyclones
b. hurricanes
c. monsoons
d. typhoons
e. willy-willies
Q. 3 -
Judge the following sentence according to the criteria given below: Winds on Earth tend to blow more
north-south than east-west BECAUSE the Coriolis effect causes all winds to bend to the right.
a. The assertion and the reason are both correct, and the reason is valid.
b. The assertion and the reason are both correct, but the reason is invalid.
c. The assertion is correct, but the reason is incorrect.
d. The assertion is incorrect, but the reason is correct.
e. Both the assertion and the reason are incorrect
Q. 4 -
Clouds ____ the temperature of Earth's atmosphere due to reflection of solar radiation and ____ it due
to greenhouse re-radiation.
a. raise; raise
b. raise; lower
c. lower; raise
d. lower; lower
e. Clouds have no impact on the temperature of Earth's atmosphere
Q. 5 -
A situation where a system acquires a new stable set of conditions significantly different from the
original ones is an example of which type of feedback?
a. positive
b. negative
c. run-away
d. formative
e. cumulative
Q. 6 -
Which of the following is a product of the conflicting processes driven by Earth's internal and external
heat sources?
a. wind
b. soil
c. earthquakes
d. sleet
e. gravity
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