MEDIUM
7th CBSE
IMPORTANT
Earn 100

Why do we need to conserve water? List practices that can be adopted to conserve water.

Important Questions on Water: A Precious Resource

MEDIUM
7th CBSE
IMPORTANT
What is rainwater harvesting?
MEDIUM
7th CBSE
IMPORTANT
What is drip irrigation? Why is it advantageous?
MEDIUM
7th CBSE
IMPORTANT
Why is freshwater flowing into Earth's oceans in greater amount every year? ( Hint: Are aquifers getting replenished?)
MEDIUM
7th CBSE
IMPORTANT
Deserts are formed due to deforestation. How? ( Hint: No transpiration and recharging of aquifers)
MEDIUM
7th CBSE
IMPORTANT

Ayush visited his native village, during vacations. For the past three years, there were insufficient rains.

The villagers had been extracting underground water for irrigation through tube wells. This year the tubewells had to be dug much lower into the ground to extract water. Ayush explained the consequences of uncontrolled use of tube well technology to the farmers and suggested water conservation methods such as rainwater harvesting and drip Irrigation.

State any two values exhibited by Ayush.

MEDIUM
7th CBSE
IMPORTANT

Ayush visited his native village, during vacations. For the past three years, there were insufficient rains.

The villagers had been extracting underground water for irrigation through tube wells. This year the tubewells had to be dug much lower into the ground to extract water. Ayush explained the consequences of uncontrolled use of tube well technology to the farmers and suggested water conservation methods such as rainwater harvesting and drip Irrigation.

Why do you think that tube well had to be dug much lower into the ground to extract water?

MEDIUM
7th CBSE
IMPORTANT

Ayush visited his native village, during vacations. For the past three years, there were insufficient rains.

The villagers had been extracting underground water for irrigation through tube wells. This year the tubewells had to be dug much lower into the ground to extract water. Ayush explained the consequences of uncontrolled use of tube well technology to the farmers and suggested water conservation methods such as rainwater harvesting and drip Irrigation.

Explain the terms rainwater harvesting and drip irrigation.

MEDIUM
7th CBSE
IMPORTANT

Rina noticed illegal cutting of trees by local thugs in a nearby forests. She reported this illegal activity to the police and forest department.

State any two values exhibited by Rina.