Question

able 13.2 Magnet rubbed in sand.
How many iron filings?
Name of location Did you find iron
(Colony and
filings sticking to
town/city/
the magnet?
village)
(Many/ very few/
none)​

Answer 1

Answer:

We observed that iron filings (if they are present) stick to a magnet rubbed in the soil.

Answer 2

Explanation:

Conservation is the sustainable use and management of natural resources. The process of conservation refers to the proper management of the natural resources in order to meet the demands of the growing population. The judicious use of the natural resources will allow the resources to be conserved for the future generations. The protection of the natural ecosystems is necessary so that they can be used for longer time.

Thus, the correct answer is option D.