Chapter 1 Class 7 SSC

Who are the most important part of the biological environment?

• Man

• Plants

• Animals

• Microbes

• Insects

What is the thickness of the Lithosphere?

• 40km

• 90km

• 100km

• 10km

State whether True/False
43% of the total water of earth is not present in the Southern Hemisphere.

• True

• False

The atmosphere stretches about ____ km from the surface.

There are how many wildlife sanctuaries in India?

• 515

• 155

• 551

• 102

Which of these are not endangered animals?

• Dodo

• Ganges Shark

• Tiger Toad

• Dogs

Wildlife conservation Act was passed in the year

• 1952

• 1958

• 1978

• 1927

• 1972

India has ___ National Parks

A vast expanse of saline water-

• Ocean

• River

• Creek

State whether True or False

99% of the atmospheric density is in the first 37km

• True

• False