In the given picture there is a lime water in A and B test tubes. A boy is breathing out the air into the test tubes. Predict your answers for the following : What difference between inspired and expired air ?

In the given picture there is a lime water in A and B test tubes. A boy is breathing out the air into the test tubes. Predict your answers for the following : What was the colour of lime water in test tubes 'A' and 'B' before you began the experiment ?

In the given picture there is a lime water in A and B test tubes. A boy is breathing out the air into the test tubes. Predict your answers for the following : In which test tube did the lime water turn milky after you blew in and sucked out air ?

Sheela is a test tube baby. Does that mean she is born in a test tube? Support your answer.

Observe the given table and answer the following questions What difference you notice between a vulture and a parrot?

Observe the given table and answer the following questions What difference you notice between cow and tiger from the table?

Observe the table and answer the following question. What is the percentage of water vapour in exhaled air ?

What will happen if we add water to conc. Acid in a test tube

A little of rice flour is taken in a test tube and water is added to it. A drop of iodine solution is added to the contents of test tube. We see the following colour change:

Are the inspired air and expired air similar? If they are not, what are the differences between them ?

You have conducted this experiment in your class room. Now answer the following questions. What are the changes you notice in the lime water ?