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Worksheets

Revision quiz

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

Which is the power house of the cell?

a)

Mitochondria

b)

Plastids

c)

Chlorophyll

d)

Nucleus

2.

The structural and functional unit of life.

a)

tissues

b)

cell

c)

bones

d)

proteins

3.

Nucleus is separated from cytoplasm by

a)

protoplasm

b)

Plasma membrane

c)

Nuclear membrane

d)

None of the above

4.

Cell wall is present in

a)

a. Prokaryotes

b)

b. plant cell

c)

c. Both a and b

d)

None of these

5.

Nuclear membrane is absent in

a)

Prokaryotes

b)

Eukaryotes

c)

None of these

d)

All the above

6.

Vacuoles do

a)

Locomotion

b)

Mobilisation

c)

control

d)

Osmoregulation

7.

Genes are located in

a)

chromosomes

b)

Ribosomes

c)

Mitochondria

d)

Chloroplast

8.

What is the other name of Artificial silk?

a)

Nylon

b)

Jute

c)

Mulberry

d)

Rayon

9.

Artificial wool

a)

Acrylic

b)

plastic

c)

Asbestos

d)

Melamine

10.

Melamine is a

a)

Thermosetting plastic

b)

Thermoplastic

c)

Both

d)

None of these

11.

Which of the following is Non - Biodegradable?

a)

paper

b)

cotton cloth

c)

wool

d)

plastic

12.

Many small units combine to form a large single unit called a ………….

a)

Monomer

b)

Polysaccharide

c)

Polymer

d)

None of these

13.

All the synthetic fibres are prepared using raw materials of petroleum origin called ………….

a)

petrol

b)

Petrochemicals

c)

plastic

d)

Teflon

14.

Plastics are __________ conductors of electricity.

a)

poor

b)

good

15.

It is not advised to store food items in plastic containers as it may react with the walls of the container.

a)

True

b)

False

c)

May be