Page 116 - Web Applications (803) Class 12
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• water and waste management
• rainwater gathering
• energy conservation
• pollution reduction
B. Competency-based/Application-based questions:
The world is seeing extreme hot and cold weather due to climate change. It is important that we humans embrace
environment friendly methods. List 4 such methods.
Ans. We can protect our environment in a variety of ways:
• Plant trees near our homes and use eco-friendly means of transportation, such as electric automobiles.
• Use cloth or jute bags instead of plastic bags, purchase eco-friendly products, and decrease our use of paper.
• Clean products made from sustainably-derived components and natural oils that are biodegradable and come in
eco-friendly packaging are better for the environment.
• Use plants that absorb dangerous pollutants from the air like Areca palm and rubber.
Unsolved Questions
SECTION A (Objective Type Questions)
uiz
A. Tick ( ) the correct option.
1. approaches can help to save insects, birds, critters, and other useful soil organisms.
a. Forest Management b. Organic Gardening
c. Gardening d. Habitat Management
2. design and develop wind farms.
a. Construction worker b. Energy Auditor
c. Destination Manager d. Wind/ Solar energy engineers
3. use eco-friendly materials and benefit the environment by conserving energy.
a. Green houses b. Green jobs
c. Green buildings d. Green occupations
4. Jaanvi’s children have grown up. They have a lot of clothes that are too small for them now. What should Jaanvi do
with these old clothes? [NCERT]
a. Throw them in the trash can
b. Burn them
c. Keep using them even though they are too small
d. Donate them or make bags out of them
5. In a steel factory, a lot of utensils are being made. The manager finds a number of defective pieces
that have to be discarded. How can the person minimise the waste? [NCERT]
a. Give it to kabaadiwala or scrapdealer
b. Dump it in a landfill site
c. Send it back to the production line—to be melted
d. Sell it in market
114 Touchpad Web Applications-XII

