Question

Q1. Fill in the blanks.
1. In physical changes __________ remains the same before and after the change.
2. Knitting of sweater is a ____________ change.
3. ______________ is the structural and functional unit of all living things.
4. The process of inhaling and exhaling air is called ____________.
5. Plants release carbon dioxide during respiration by tiny pores called _____________.
6. Any change in the surrounding of of an organism to which it responds is called__________.
Q 2. Give two examples for the following.
1. Irreversible change
2. Unicellular organisms
3. Waste products of plants
4. Organs
Q 4. Define the given words.
Reversible change Matter Heterotrophs Respiration Reproduction
Q5. Answer the given questions.
1. What is called the connecting link between living and non-living things?
2. Name the process by which living things obtain energy from food.
3. Are wheat grains stored in gunny bags living? Why? Why not?
4. Why is mercury used in thermometers?

Answer 1

Answer:

so long

Explanation:

very very long question

Answer 2

Answer:

Give two examples of Answer

1)Heating , Mixing

2) Protozoa , Diatoms

3) Carbon dioxide , oxygen

4)Lungs , Heart

Answer the given questions

1)Above on the top