MEDIUM
5th CBSE
IMPORTANT
Earn 100

Explain the process of incineration and state its advantages and disadvantages.

Important Questions on Our Environment

MEDIUM
5th CBSE
IMPORTANT
Frank PRIMARY SCIENCE.>Chapter 13 - Our Environment>Let Us Solve>Q 1
What do you understand by the term reduction of waste? State five ways in which you can reduce household waste.
HARD
5th CBSE
IMPORTANT
Frank PRIMARY SCIENCE.>Chapter 13 - Our Environment>Let Us Solve>Q 1
Write a short note on any movement in India that has worked towards environmental conservation.
HARD
5th CBSE
IMPORTANT
Frank PRIMARY SCIENCE.>Chapter 13 - Our Environment>Let Us Solve>Q 1
Write a short note on any two kinds of pollution. State their causes, harmful effects and any control measures that you know of.
EASY
5th CBSE
IMPORTANT
Frank PRIMARY SCIENCE.>Chapter 13 - Our Environment>Let Us Solve>Q 2

Fill in the blank with the correct option from the bracket:

The earth on which we live may be considered as a vast _____. (abiotic system/ ecosystem)

EASY
5th CBSE
IMPORTANT
Frank PRIMARY SCIENCE.>Chapter 13 - Our Environment>Let Us Solve>Q 2
Fill in the blanks with the correct option from the brackets:
The _____ revolution has made man's life more comfortable but it has been at the cost of the environment. (Industrial/ Green)
EASY
5th CBSE
IMPORTANT
Frank PRIMARY SCIENCE.>Chapter 13 - Our Environment>Let Us Solve>Q 2

Fill in the blanks with the correct option from the brackets:

_____ poisoning causes black patches on the skin. (Mercury/ Arsenic)

EASY
5th CBSE
IMPORTANT
Frank PRIMARY SCIENCE.>Chapter 13 - Our Environment>Let Us Solve>Q 2

Fill in the blank with the correct option from the brackets:

The safe intensity level of sound as prescribed by the WHO is below _____ decibels. (95/ 70)

MEDIUM
5th CBSE
IMPORTANT
Frank PRIMARY SCIENCE.>Chapter 13 - Our Environment>Let Us Solve>Q 3

Divide the following list of items into two groups as given below according to the purpose for which they are suitable.

Eggshells, plastic bag, glass bottle, newspaper, fruit peels, rotten vegetables, left-over food, old magazine, waste cloth, tea leaves.

Can be recycled Suitable for the compost pit