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Revision Quiz

Total questions: 80

Worksheet time: 3600secs

Name
Class
Date
1.

Three magnets A, B and C were dipped one by one in a heap of iron filing. Fig. 13.3 shows the amount of the iron filing sticking to them. The strength of these magnets will be

a)

A>B>C

b)

A<B<C

c)

A=B=C

d)

A<B>C

2.

In which direction does a magnet always point when suspended freely?

a)

A) South-West

b)

B) North-South

c)

C) East-West

d)

D) West-South

3.

Where is the force of attraction of a magnet the maximum?

a)

A) At all sides

b)

B) All over the magnet

c)

C) At its poles

d)

D) At its centre

4.

What is the special property of magnetic substances?

a)

A) They are repelled by magnets.

b)

B) They are attracted by magnets.

c)

C) They are both attracted and repelled by magnets.

d)

D) They cannot be made into magnets.

5.

Which of the following will NOT be attracted by a magnet?

a)

A) Iron

b)

B) Nickel

c)

C) Gold

d)

D) Cobalt

6.

A How is a compass useful to us?

a)

A) In finding the altitude of a place

b)

B) In finding only the north of a place

c)

C) In finding all the directions of a place

d)

D) In making artificial magnets

7.

Which of the following ways will NOT cause a magnet to lose its magnetism?

a)

A) Heating it strongly over a flame

b)

B) Dropping it on the floor repeatedly

c)

C) Coating it with a layer of oil

d)

D) Hitting it with a hammer repeatedly

8.

a natural magnet

a)

magnetite

b)

horse shoe

c)

circular

d)

U shaped

9.

there are how many poles in a magnet

a)

1

b)

5

c)

3

d)

2

10.

_______ is a natural magnet

a)

Magnetite

b)

Iron

c)

Poles

11.

When two same poles are brought together

a)

They attract each other

b)

They repel each other

c)

They become cold

d)

They align in N-S direction

12.

____________is a device used by pilots and navigators used to find the direction.

a)

barometer

b)

thermometer

c)

magnetic compass

d)

none

13.

A north pole and a south pole will attract each other.

a)

True

b)

False

14.
True or False: All metals stick to magnets.
a)
True
b)
False
15.
What do magnets stick to?
a)
copper
b)
wood
c)
iron
d)
plastic
16.
Magnetism is a type of ____________
a)
force
b)
book
c)
plant
d)
animal
17.
When two magnets repel, they ________________
a)
change color
b)
pull together
c)
push apart
d)
get colder
18.
The further two magnets are apart, the __________________ the force of magnetism.
a)
stronger
b)
weaker
c)
same
19.

Magnet looses it magnetic power on

a)

Heating

b)

Hammering

c)

Dropping from height

d)

All of these

20.
Roots
a)
Absorb and transport water/ nutrients to the stem/leaves and anchor the plant
b)
An individual animal, plant, or single celled organism
c)
Needed for survival and reproduction
d)
Used for the process of reproduction
e)
Provide structure and support for the plant
21.
Seeds
a)
Needed for survival and reproduction
b)
Female part of a plant that produces ovules (an ovule becomes a seed)
c)
Fine powder produced by certain plants when they reproduce
d)
Used for the process of reproduction
e)
Becomes a fruit
22.
Stamen
a)
Male part of a plant that makes pollen
b)
Provide structure and support for the plant
c)
Becomes a fruit
d)
Female part of a plant that produces ovules (an ovule becomes a seed)
e)
Used for the process of reproduction
23.
Ovary
a)
Becomes a fruit
b)
Used for the process of reproduction
c)
The transfer of pollen from the male parts (stamens) to the female parts (pistils) of a flower
d)
Needed for survival and reproduction
e)
Male part of a plant that makes pollen
24.
Pistil
a)
Female part of a plant that produces ovules (an ovule becomes a seed)
b)
Male part of a plant that makes pollen
c)
Absorb and transport water/ nutrients to the stem/leaves and anchor the plant
d)
Provide structure and support for the plant
e)
Needed for survival and reproduction
25.
Pollen
a)
Fine powder produced by certain plants when they reproduce
b)
An individual animal, plant, or single celled organism
c)
Absorb and transport water/ nutrients to the stem/leaves and anchor the plant
d)
Dust like particles that are carried by wind and water to new locations (helps with reproduction).
e)
Used for the process of reproduction
26.
Pollinate
a)
The transfer of pollen from the male parts (stamens) to the female parts (pistils) of a flower
b)
The sprouting of a plant from a seed
c)
The transport of seed from one location to another
d)
Used for the process of reproduction
e)
Seed production
27.
Stem
a)
Provide structure and support for the plant
b)
Needed for survival and reproduction
c)
Used for the process of reproduction
d)
Male part of a plant that makes pollen
e)
Inside the leaves is where microscopic structures (chloroplasts inside of the chlorophyll which makes plants green) are in charge of converting sunlight into energy (like solar panels!) FOOD PRODUCTION!
28.

Where do the leaves and stems of plants get their green color from?

a)

glucose

b)

oxygen

c)

carbon dioxide

d)

chlorophyll

29.

Label image 12

a)

petal

b)

style

c)

stamen

d)

carpel

30.

Label image 8

a)

stamen

b)

ovule

c)

ovary

d)

anther

31.

Label image 9

a)

pistil

b)

ovary

c)

anther

d)

style

32.

Label image 6

a)

petal

b)

anther

c)

filament

d)

sepal

33.

Label image 5

a)

filament

b)

anther

c)

ovary

d)

style

34.

Label image 4

a)

ovule

b)

stigma

c)

ovary

35.

Plants need air, water, nutrients from the soil, and sunlight to live and grow.

a)

True

b)

False

c)

Not sure

36.

How are plants different from animals?

a)

Plants need water.

b)

Plants need air.

c)

Plants make their own food.

37.

It carries water and minerals to all parts of the plants and holds the plant upright.

a)

a

b)

b

c)

c

d)

d

38.

It absorbs water and minerals from the ground.

a)

a

b)

c

c)

e

d)

d

39.

It is usually green and makes food for the plants.

a)

a

b)

b

c)

c

d)

d

40.

In a bowl, Teacher Will mixed two different minerals (sand and dark particles). He used a magnet to separate the dark particles from the mixture. What do you think the dark particles are made of?

a)

copper

b)

sulfur

c)

iron

d)

sodium

41.

When a magnet is brought close to a box with object X inside, the box moved towards the magnet. What do you think object X is?

a)

iron nail

b)

gold ring

c)

plastic clip

d)

silver coin

42.

Which invention uses natural magnetism?

a)

satellite

b)

telescope

c)

compass

d)

binoculars

43.

What are the names of the two sides of a magnet? check ALL that apply

a)

north

b)

west

c)

east

d)

red

e)

south

44.

____ is the positive terminal of an electrical cell.

a)

Metal disc

b)

Metal case

c)

Metal cap

d)

Metal base

45.

The tiny coiled metal wire present inside the bulb is called ___

a)

Element

b)

Conductor

c)

Filament

d)

None of these

46.

An electric bulb has ____ terminals.

a)

3

b)

4

c)

1

d)

2

47.

_____ is an electric device which easily closes or opens an electric circuit.

a)

Filament

b)

Electric bulb

c)

Electric switch

d)

Electric cell

48.

A material which does not allow the electricity to pass through it is _____

a)

Conductor

b)

Electric cell

c)

Insulator

d)

None of these

49.

A material which allows the electricity to pass through it is __

a)

Conductor

b)

Insulator

c)

Transistor

d)

None of these

50.

Electric energy is produced from the ______ within the cell.

a)

Chemicals

b)

Metals

c)

Terminals

d)

None of these

51.

The electric current in a closed circuit always flows from the ____ terminal of the electric cell to the _____ terminal.

a)

Negative to positive

b)

Positive to negative

c)

Positive to positive

d)

None of these

52.

conducts electricity around a circuit

a)

wire

b)

insulator

c)

light bulb

d)

switch

53.

closed pathway that electricity flows through

a)

battery

b)

conductor

c)

insulator

d)

circuit

54.

Cell is a device which-

a)

Converts chemical energy into electrical energy.

b)

Electrical energy into light energy

c)

Electrical energy into magnetic energy

d)

None of these

55.

Cell is a device which-

a)

Converts chemical energy into electrical energy.

b)

Electrical energy into light energy

c)

Electrical energy into magnetic energy

d)

None of these

56.

Which of the following are conductors? (Select all that apply.)

a)

Graphite

b)

Wood

c)

Lead

d)

Iron

e)

Glass

57.

Filament of a bulb is made up of-

a)

Aluminium

b)

Chromium

c)

Platinum

d)

Tungsten

58.

A device that is used to break an electric circuit is called-

(a)  

59.

A Bulb glows only in-

a)

A closed circuit

b)

An open circuit

c)

In both circuits

d)

Open circuit if bulb is not fused

60.

A Bulb glows only in-

a)

A closed circuit

b)

An open circuit

c)

In both circuits

d)

Open circuit if bulb is not fused

61.

What is an electric circuit?

a)

A closed path between the cell and bulb in which electricity flows.

b)

The flow of electrons through a conductor.

c)

A device the interrupts the flow of electrons.

62.

What is the direction of current in an electric circuit?

a)

Positive to negative

b)

Negative to positive

c)

None of these

63.
What is an electric current? 
a)
the flow of electricity 
b)
electricity moving in only one direction
c)
a switch that gives power
64.

Tropical rainforests are warm and receive a lots of rainfall all year round.

a)

True

b)

False

65.

Leaves modified into spines help the cactus plant to

a)

conserve water by preventing respiration

b)

conserve water by preventing transpiration

c)

allow transpiration to conserve water

66.

Which feature helps an animal hide from other animals?

a)

looking like a dangerous animal

b)

Being the same color as the place it lives (camouflage)

c)

having sharp claws

d)

having blubber

67.

Which adaptation would not be useful in the desert?

a)

digging in burrows underground

b)

getting water from plants

c)

being nocturnal

d)

webbed feet

68.

Thick fur coat is an adaptation seen in

a)

Camel

b)

Penguin

c)

Polar bear

d)

Eagle

69.

What is adaptation?

a)

idk

b)

the area where a particular organism lives naturally.

c)

changes in the structure or behaviour of an organism, which allows it to survive in a particular habitat.

d)

something which helps a person to behave with animals

70.

What is acclimatization?

a)

Certain changes that can occur in an organism over a short period of time, which helps it to adjust to the changes in its surroundings.

b)

Idk

c)

the climate of an area

d)

The ability of certain animals to blend with its surroundings.

71.

What is camouflage?

a)

Certain changes that can occur in an organism over a short period of time, which helps it to adjust to the changes in its surroundings.

b)

Idk

c)

a place which an organism can call home

d)

The ability of certain animals to blend with its surroundings.

72.

The habitat of an orang-utan is the...

a)

Treetops

b)

Forest

c)

Desert

d)

Rainforest

73.
How do animals living in a polar region adapt to the cold temperatures?
a)
They stay inside
b)
They move to warmer climates 
c)
They have thick fur and extra fat
d)
They do not survive 
74.
What is hibernation?
a)
When a group of animals move to another location. 
b)
A special structure that animals use to get food, such as beaks or caws. 
c)
A resting state that helps animals survive the winter.
d)
 A color pattern that allows an animal to blend into its environment 
75.
Which plant grows in a desert and can store water in its stems?
a)
Cactus
b)
Kelp
c)
Grass
d)
Water lily 
76.
How do adaptations help animals?
a)
To hide from predators
b)
to hunt for food
c)
to survive in their habitats
d)
All of these are correct
77.
Some animals move great distances as the seasons change.  What is this called?
a)
hibernation
b)
migration
c)
habitat
d)
coloration
78.
What word best describes a lion who captures and eats other animals? 
a)
prey
b)
predator
c)
producer 
d)
healthy 
79.

Select all the animals that we can find in the tropical rainforest?

a)
b)
c)
d)
80.

Two magnets are placed close to each other as shown below. Which set will attract each other?

a)
b)
c)
d)

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