Does the composition vary in the same organism in different situations?

Write any four uses of metals in different situations.

Collect the information about different respiratory organs in different animals.

Discuss with your friends if the carbon dioxide that you breathe out and the carbon dioxide they breathe out are identical. Is the composition of the carbon dioxide of different sources same?

MULTIPLE CHOICE QUESTION Frame a relevant question on respiration in different organisms with different organs. ( )

Plants shows tropic movements in different situations. Give examples.

Collect News Paper cuttings related to percentages of any five different situations.

Name the organs which are same in their structure and performing different functions.

When exhaled air is compared with inhaled air, is there any difference in composition ?

In the pond , we find that different organisms live in different regions. This is due to some conditions like availability of different amount of food, air, light etc. Now let us study the table 4 , showing organisms living in different regions of a pond and answer the question. Name some organisms in the pond that can stay in different regions in the same period? What makes thein stay in different regions in the pond?