Answer the following question
Write a note on the lab activity done in your school to prove that carbon dioxide is released during exhalation. (or) How can you prove that carbondioxide is released during respiration ?

Heat is evolved during respiration. How can you prove it?

Answer the following question Write about the experiment you did to prove that non-green areas of leaves also conducts photosynthesis ?

Answer the following question : How do you prove that earthworm respond to stimulus?

Answer the following question How can you prove that the leaves other than green also carry out photosynthesis ?

Explain the procedure you have adopted in your school to prove that heat is liberated during respiration. What result we will get, if you perform this experiment with dry seeds.

How can you explain plants can respire and release carbondioxide?

Collect sweet potato, bottle, salt, and water. Take.a bottle full of water and add salt, then put.sweet potato inside the bottle. Observe for a few days. What happens? Note your observations. How can you prove that sweet potato is also a living thing?

How do you prove that a more reactive metal can replace a less reactive metal from its salt? Perform an activity and write (record) your observations.

You have conducted this experiment in your class room. Now answer the following questions. What do you prove by conducting this experiment ?