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Life Processes
Question
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What is the function of erythrocytes (RBC) and leucocytes (WBC) in the human body?

Answer

Erythrocytes (RBC) act as the carrier of oxygen and of CO2 in the human system. Leucocytes (WBC) ingest and destroy harmful bacteria and dead cells. They act as the defence forces of the body against infection and injury.

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Some More Questions From Life Processes Chapter

Why are life processes needed?

 

Name the life processes needed to maintain life.

What exactly do life processes need to do?

Why does a single-celled organism not need specific organs for taking in food, exchange of gases or removal of wastes?

Why is diffusion insufficient to meet the oxygen requirements of multicellular organisms like humans?

What criteria do we use to decide whether something is alive?

What are outside raw materials used for by an organism?

What processes would you consider essential for maintaining life?

From where do you get the energy to do work from?

Name the main modes of nutrition.