Question

Q1.
Q2.
Q3.
Define nutrition. Explain the types of nutrition. Also explain the process by which plants perform
their nutrition. What are the factors affecting that process? Describe the role of leaves in the
process.
Define Digestion. Describe the human digestive system. Give the role of all the glands that help in
digestion. Draw a labelled diagram of alimentary Canal in humans.
Describe the process of obtaining wool fibre from sheared wool. Explain all the steps involved in
the process. Name the features that determine the quality of wool.
What is transfer of heat? What are different ways of heat transfer? Explain all the types. What are
the conditions on which heat conduction depends?
Define physical change. How is it different from a chemical change? Is corrosion of iron a chemical
or physical change? What happens in corrosion of iron? Write the conditions necessary for
corrosion. What are the methods used to prevent corrosion?
Q4.
Q5.​

Answer 1

Answer:

Dont know sorry okkkkkkkkkkkkkkkkkkkk

Answer 2

Answer:

I can't understand the question

pls place question in right way