Question

what is heat ? What is ecosystem?What is cell?

Answer 1

Hi

Here is your answer

What is heat?

Answer:- heat means heart naa?

no ! xD

==================================
yes, A form of energy which by its addition to or abstraction from a body causes a rise or fall in its temperature .It always tends to flow from a region of higher temperature to one of lower temperature. The effect of heat on a substance may be simply to raise its temperature, to cause it to expand , to melt it if it is a solid , to vaporize it if it is liquid, or to increase its pressure if it is a gas
==================================

2) An ecosystem is the live interaction between a community of plants and animals and its environment

===================================

3) A minute portion of living matter; the simplest living organism; the unit of physical life.Becteria, amoebae , and certain other micro - organism's consist of single cells

===================================

Answer 2

Ecosystem is that it is a community or group of living organisms that live in and interact with each other in a specific environment.