CBSE Class 6 Science Nature’s Treasures (Class 6 NCERT New) Quiz 3

1. Which action best helps increase green cover in your locality?

A Organizing a tree-planting drive B Washing cars with extra water C Burning leaves in open spaces D Cutting bushes to widen paths

2. In the illustration, food is cooked using a large reflective dish. What type of energy is being used?

A Wind energy B Biomass energy C Solar energy D Geothermal energy

3. Large-scale cutting of trees most directly harms soil quality because it:

A Turns clay into sand quickly B Increases soil erosion by wind and rain C Stops rock formation entirely D Reduces mineral content in rain

4. Which human activity is a major cause of air pollution?

A Planting roadside trees B Using hand fans at home C Riding bicycles to school D Burning waste in the open

5. If there is no sunlight for a week, which device in a home would stop working first?

A Electric kettle used for heating water B Hand pump used for groundwater C Solar panels used for electricity D Gas stove used for cooking

6. One advantage of solar and wind power over fossil fuels is that

A wind and solar are presently much less expensive than fossil fuels. B wind and solar come from natural processes and fossil fuels do not. C wind and solar are nonrenewable resources and fossil fuel are renewable. D wind and solar are continuously renewable and fossil fuels take millions of years to be formed.

7. This energy is from moving air.

A Wind Energy B Geothermal Energy C Fossil Fuel Energy D Biofuel

8. What is the primary source of most energy on Earth?

A The Sun B Mars C The wind D Plants

9. Natural resources can be...

A renewable resources B nonrenewable resources C both renewable and nonrenewable

10. A natural resource is

A a resource such as money B a man-made resource C a resource that exists on Earth without the actions of humans D a resources that cannot be remade