The Living Organisms and Their Surroundings — Science STD 6 — Question

By the help of which process do we remove the excess water from the mixture used in preparing cottage cheese at home?

A bag of cement lying in the open gets wet due to rain during the night. The next day the sun shines brightly. Do you think the changes, which have occurred In the cement, could be reversed?

Name the birds that swim in water.

What happens when we burn dry leaves in the farm and on the roadside?

How many magnetic poles does a magnet have?

What adaptations do the leaves of desert plants have?

To clean their spectacles, people often breathe out on glasses to make them wet. Explain why the glasses become wet.

Which are the two main components of air?

Give two examples of electrical conductors.

What is the use of joints in our body?