Diagnostic Test: Earth and Life Science

What were the requirement/s for a Planet to become habitable?

• I only

• II only

• I and II

• I, II and III

Which of the following statements is/ are true?

• I only

• II only

• I and II

• I, II and III

What is/ are the factors of other planets to be inhabitable?

• I only

• II only

• I and II

• I, II and III

The following are true about Earth's atmosphere except:

• The atmosphere is the thin gaseous layer that envelopes the universe.

• The present atmosphere is composed of 78% nitrogen, 21% oxygen, 0.9% argon, and small amount of other gases.

• One of the most important processes by which the heat on the Earth's surface is redistributed is through atmospheric circulation.

• There is also constant exchange of heat and moisture between the atmosphere and the hydrosphere through the hydrologic or water cycle

A subsystem that contains all living organisms of Earth, including those on the land, in the water and air?

• Hydrosphere

• Atmosphere

• Biosphere

• Geosphere

A subsystem that contains all waters on Earth, including subsurface and atmospheric water.

• The Hydrosphere

• The Atmosphere

• The Biosphere

• The Geosphere

According to Moh's Scale of harness, what mineral is the hardest?

• Talc

• Diamond

• Topaz

• Corundum

Among these properties, which is not commonly used to identify minerals?

• Specific gravity

• Streak

• Cleavage and Fracture

• Reaction with acid

Which property is the least reliable for mineral identification?

• Hardness

• Color

• Streak

• Luster

Which rock is made when hot lava cools and hardens?

• Igneous

• Sedimentary

• Metamorphic

• Cement