Class-5 – Science-Natural Resources and Calamities

Name the mineral which is used to reduce cavity.

Which energy source below best fits the information in the chart? Type of
energy:
Advantages                                             Disadvantages
Simple to transport                                 Air and water pollution
Supply available for 250 more years        Habitat destruction

_____ helps the environment by slowing down the rate at which we have
to burn garbage or put it in landfills.

The death of the last individual of a species is called

Which of the following is an environmental consequence of floods?

Which of the following factors is/are responsible for the depletion of the world's natural resources?
i. Increasing numbers of vehicles in use
ii. An increase in the human population
iii. The greater use of biodegradable products

The water holding capacity is highest in:

A place where an earthquake originates is called the

_____ is the major raw material for biogas.

Which of the following layers of soil supports plant growth?

What is soil erosion?

Terrace farming helps in:

A flash flood is a flood that:

Which one of the following is not a fossil fuel?

Coal, when burnt, produces:

Where is the largest solar plant of India located?

Which out of the following is derived from the ocean waters?

Why is organic matter (humus) an important part of soil?

A dark-coloured substance formed from dead remains of plants and animals is called _____

Which of the following statements is false?