EASY
10th West Bengal Board
IMPORTANT
Earn 100

Which layer protects the Earth from the meteors and meteorites?

50% studentsanswered this correctly

Important Questions on Concerns About Our Environment

EASY
10th West Bengal Board
IMPORTANT
PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 1 - Concerns About Our Environment>EXERCISE>Q 3
Which are the main greenhouse gases?
EASY
10th West Bengal Board
IMPORTANT
PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 1 - Concerns About Our Environment>EXERCISE>Q 4
Name a device which directly converts solar energy to electrical energy.
EASY
10th West Bengal Board
IMPORTANT
PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 1 - Concerns About Our Environment>EXERCISE>Q 5
Which of the following has the lowest calorific value?
EASY
10th West Bengal Board
IMPORTANT
PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 1 - Concerns About Our Environment>EXERCISE>Q 6
Which is the cleanest form of energy?
EASY
10th West Bengal Board
IMPORTANT
PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 1 - Concerns About Our Environment>EXERCISE>Q 7
Which is the chief constituent of biogas?
HARD
10th West Bengal Board
IMPORTANT
PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 1 - Concerns About Our Environment>EXERCISE>Q 1
How the ozone layer protects the Earth?
MEDIUM
10th West Bengal Board
IMPORTANT
PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 1 - Concerns About Our Environment>EXERCISE>Q 2
Name the gases which cause atmospheric pollution.
MEDIUM
10th West Bengal Board
IMPORTANT
PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 1 - Concerns About Our Environment>EXERCISE>Q 3
Name the adverse effects of atmospheric pollution.