1. The Earth’s axis of rotation (polar axis) is always inclined at an angle of

23.0° from the elliptic axis
23.1° from the elliptic axis
24.5° from the elliptic axis
23.5° from the elliptic axis

Detailed SolutionThe Earth’s axis of rotation (polar axis) is always inclined at an angle of

2. Which one of the following devices is used to measure the intensity of earthquake?

Seismograph
Stethoscope
Comograph
Periscope

Detailed SolutionWhich one of the following devices is used to measure the intensity of earthquake?

3. Lignite is a type of :

Limestone
Coal
Iron Ore
Copper

Detailed SolutionLignite is a type of :

4. The estimation of the age of earth is done by which of the following ?

Atomic Clock
Carbon Dating
Uranium Dating
Bio Cloc

Detailed SolutionThe estimation of the age of earth is done by which of the following ?

5. Which of the following layer is not included in Homosphere ?

Ionosphere
Troposphere
Mesosphere
Stratosphere

Detailed SolutionWhich of the following layer is not included in Homosphere ?

6. Who had suggested that shifting Earth on its axis is one of the climatic change?

Robert Hooke
Milutin Mialn Kolich
George Simpson
T. C. Chamberlain

Detailed SolutionWho had suggested that shifting Earth on its axis is one of the climatic change?

7. ‘Earth-Hour’ was observed in the year 2015 on

31-Mar
28-Mar
27-Mar
19-Mar

Detailed Solution‘Earth-Hour’ was observed in the year 2015 on

8. Which one of the following provides the cryogenic indicator of climate change?

Ice core
Fossilized pollen
Tree ring growth
Evaporite deposits

Detailed SolutionWhich one of the following provides the cryogenic indicator of climate change?

9. El-Nino develops in the

Pacific ocean
Indian ocean
Mediterranean ocean
Atlantic ocean

Detailed SolutionEl-Nino develops in the

10. Which of the following was the era of reptiles ?

Palaeozoic
Coenozoic
Mesozoic
Proterozoic

Detailed SolutionWhich of the following was the era of reptiles ?