Forests | Chapter Assessment | English | Grade 7

Find the odd one out:

• Paper

• Gum

• Rubber

• Cloth

Answer explanation

Paper, gum and rubber are the products which we get from forests.

Which movement was started to protect forest.

• Save tigers

• Narmada bachao andolan

• Chipko movement

• All of these

Answer explanation

Chipko movement was started in 1973 with the aim to protect and conserve trees and it was started in Uttarakhand's Mandal Village.

Deforestation will lead to _______________ .

• Increase in carbon dioxide

• Low rainfall

• Soil erosion

• All of these

Answer explanation

Deforestation will lead to - Increase in amount of carbon dioxide as there will be no trees to absorb carbon dioxide from atmosphere. It will cause low rainfall as forest are the important source for rainfall. It will cause soil erosion as the the roots of trees hold soil and water and protects soil erosion.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5

True or false: Forest do not provides us with essential things.

• TRUE

• FALSE

Answer explanation

Forest provides us with essential things like rubber, gum, paper, food and medicines.

Tags

NGSS.MS-LS2-5

The branch part of a tree above the stem is known as __________ of the tree.

• crown

• canopey

• storey

• floor

Answer explanation

The branch part of a tree above the stem is known as crown of the tree.

Identify the incorrect statement: i. Forest maintains the ecosystem balance. ii. Forests are responsible for flood. iii. Forest are the lungs of the Earth.

• i, ii

• I, ii, iii

• Only ii

• ii, iii

Answer explanation

Incorrect statement: ii. Forests are responsible for floods. Forests are not responsible for floods, the roots of trees hold soil and water tightly and protects from flood and soil erosion.

Tags

NGSS.MS-LS2-2