1. Which of the following is/are cited by the scientists as evidence/evidences for the continued expansion of universe? 1. Detection of microwaves in space 2. Observation of redshift phenomenon in space 3. Movement of asteroids in space 4. Occurrence of supernova explosions in space
Select the correct answer using the codes given below:
1 and 2
2 only
1, 3 and 4
None of the above can be cited as evidence
2. Consider the following factors: 1. Rotation of the Earth 2. Air pressure and wind 3. Density of ocean water 4. Revolution of the Earth
Which of the above factors influence the ocean currents?
1 and 2 only
1, 2 and 3
1 and 4
2, 3 and 4
3. Normally, the temperature decreases with the increase in height from the Earth’s surface, because
1. the atmosphere can be heated upwards only from the Earth's surface 2. there is more moisture in the upper atmosphere 3. the air is less dense in the upper atmosphere
1 only
2 and 3 only
1 and 3 only
4. Which one of the following is the characteristic climate of the Tropical Savannah Region?
Rainfall throughout the year
Rainfall in winter only
An extremely short dry season
A definite dry and wet season
5. A particular State in India has the following characteristics : 1. It is located on the same latitude which passes through northern Rajasthan. 2. It has over 80% of its area under forest cover. 3. Over 12% of forest cover constitutes Protected Area Network in this State.
Which one among the following States has all the above characteristics?
Arunachal Pradesh
Assam
Himachal Pradesh
Uttarakhand