MEDIUM
6th CBSE
IMPORTANT
Earn 100

Why is it advised not to sleep under the trees at night?

Important Questions on Air Around Us

EASY
6th CBSE
IMPORTANT
UPDATED LEARNING SCIENCE>Chapter 19 - Air Around Us>Multiple Choice Questions (MCQs)>Q 1
The gas present in the maximum amount in the air is
HARD
6th CBSE
IMPORTANT
UPDATED LEARNING SCIENCE>Chapter 19 - Air Around Us>Multiple Choice Questions (MCQs)>Q 2
The ratio of nitrogen to oxygen in the air is approximately.
MEDIUM
6th CBSE
IMPORTANT
UPDATED LEARNING SCIENCE>Chapter 19 - Air Around Us>Multiple Choice Questions (MCQs)>Q 3
The gas present in the air that turns lime-water milky is
EASY
6th CBSE
IMPORTANT
UPDATED LEARNING SCIENCE>Chapter 19 - Air Around Us>Multiple Choice Questions (MCQs)>Q 4
The gas released by green plants during photosynthesis is _____.
EASY
6th CBSE
IMPORTANT
UPDATED LEARNING SCIENCE>Chapter 19 - Air Around Us>Multiple Choice Questions (MCQs)>Q 5
The air over industrial cities usually has a higher amount of _____.
MEDIUM
6th CBSE
IMPORTANT
UPDATED LEARNING SCIENCE>Chapter 19 - Air Around Us>Multiple Choice Questions (MCQs)>Q 1
Aquatic plants and animals use _____ to respire.
EASY
6th CBSE
IMPORTANT
UPDATED LEARNING SCIENCE>Chapter 19 - Air Around Us>Multiple Choice Questions (MCQs)>Q 2
When it rains heavily, earthworms comes out of the soil because ______
EASY
6th CBSE
IMPORTANT
UPDATED LEARNING SCIENCE>Chapter 19 - Air Around Us>Multiple Choice Questions (MCQs)>Q 3
For the burning of fuel, which of the following gases is necessary?