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science

Total soal: 116

Worksheet time: 54mins

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1.

___________is an organism that eats animals for energy.

a)

Omnivores

b)

Herbivores

c)

Carnivores

2.

Bears eat fish, insects, plants, seeds, nuts and young elk. They are called _____________.

a)

Omnivores

b)

Carnivores

c)

Herbivores

3.

Which of the following organisms have a flexible jaw bone and can swallow its prey as a whole?

a)
b)
c)
d)
4.

Which of the following organisms are called the cleaners of the environment?

a)

Omnivores

b)

herbivores

c)

Parasites

d)

Scavengers

5.

The method of eating food using sharp incisors is called _______________.

a)

Chewing the cud

b)

Gnawing

c)

Lapping

d)

Sucking

6.

What is a food chain?

a)

A list of animals in a forest

b)

A sequence of plants and animals eating each other

c)

A type of food pyramid

d)

A diagram of a ecosystem

7.

Which of the following is a producer in a food chain?

a)

Mouse

b)

Hawk

c)

Grass

d)

Snake

8.

What eats plants in a food chain?

a)

Herbivores

b)

Carnivores

c)

Omnivores

d)

Decomposers

9.

Which animal is a carnivore in a food chain?

a)

Rabbit

b)

Lion

c)

Elephant

d)

Koala

10.

What happens to energy in a food chain?

a)

It increases

b)

It decreases

c)

It stays the same

d)

It disappears

11.

Which of the following is an example of a food chain?

a)

Grass → Mouse → Hawk

b)

Sun → Clouds → Rain

c)

Tree → House → Furniture

d)

Water → Fish → Boat

12.

Why are decomposers important in a food chain?

a)

They produce energy

b)

They consume plants

c)

They break down dead organisms

d)

They hunt herbivores

13.

What is the role of a consumer in a food chain?

a)

To produce energy

b)

To consume other organisms

c)

To decompose dead organisms

d)

To produce plants

14.

How do plants make their own food?

a)

By eating other organisms

b)

By using sunlight and water

c)

By consuming decomposed matter

d)

By hunting herbivores

15.

Why are food chains important?

a)

They show the number of animals in an ecosystem

b)

They demonstrate the energy flow in an ecosystem

c)

They explain the water cycle

d)

They describe the weather pattern

16.
Which system moves body parts?
a)
muscular
b)
skeletal
c)
digestive
d)
respiratory
17.
Which system controls all parts of your body and sends/receives messages?
a)
muscular
b)
digestive
c)
circulatory
d)
nervous
18.
Which system carries blood to and from body cells?
a)
muscular
b)
circulatory
c)
skeletal
d)
respiratory
19.
Which system supports the body and protects organs?
a)
skeletal
b)
muscular
c)
respiratory
d)
digestive
20.
Which system provides nutrients to the body?
a)
circulatory
b)
nervous
c)
digestive
d)
skeletal
21.
Which organ is in the digestive system?
a)
heart
b)
lungs
c)
brain
d)
stomach
22.

Which system pumps blood through your body?

a)

circulatory

b)

digestive

c)

respiratory

d)

muscular

23.

Which important substance is replenished as blood flows through the heart?

a)

iron

b)

nitrogen

c)

water

d)

oxygen

24.

As you exercise, your circulatory system works with which other system to TAKE IN oxygen?

a)

muscular

b)

digestive

c)

respiratory

d)

endocrine

25.

Where does digestion start?

a)

mouth

b)

throat

c)

stomach

d)

intestines

26.

Which part of your digestive system absorbs nutrients into your bloodstream?

a)

stomach

b)

intestines

c)

mouth

d)

bladder

27.

What happens to what's left of our food after it goes through the intestines?

a)

goes back to the stomach

b)

absorbed into blood

c)

becomes stomach acid

d)

disposed of in the bathroom

28.

As your body works harder, what happens to your HEART rate?

a)

increases

b)

decreases

c)

stays the same

d)

beats backwards

29.

If you take a rest after running a mile, what happens to your BREATHING rate?

a)

increases

b)

decreases

c)

stays the same

d)

none of these

30.

Your lungs are part of which body system?

a)

circulatory

b)

respiratory

c)

digestive

d)

muscular

31.

When Dr. Jeff bends his arm to lift this weight, what is happening to his bicep muscle?

a)

it is contracting

b)

it is relaxing

c)

it is twisting up

d)

it gets longer

32.
Which system collects and removes wastes?
a)
Muscular
b)
Circulatory
c)
Digestive
d)
Excretory
33.
Which is the main organ of the nervous system?
a)
lung
b)
kidney
c)
heart
d)
brain
34.
What is the main organ in the circulatory system?
a)
lungs
b)
brain
c)
veins
d)
heart
35.

True or False? Your body systems work separately and do not effect each other.

a)

True

b)

False

36.

Which organ of the body is responsible for food digestion?

a)

Heart

b)

Lungs

c)

Stomach

d)

Liver

37.

It controls the way you breathe, walk, talk, learn, think, and remember things. It even controls your sadness, happiness, and all of your other emotions.

a)

Brain

b)

Heart

c)

Lungs

d)

Liver

38.

What type of animal is a squid?

a)

terrestrial

b)

aquatic

c)

wild

d)

freshwater

39.

These are the organs responsible for your breathing. These organs are found in your chest.

a)

Brain

b)

Lungs

c)

Heart

d)

Stomach

40.

Carnivores are animals that only eat the meat of other animals. These animals have sharp teeth.

a)

TRUE

b)

FALSE

41.

What do you call animals that eat only green leafy plants and grass?

a)

Carnivore

b)

Herbivore

c)

Omnivore

42.

Monkeys, rats, and birds are omnivores.

a)

True

b)

False

43.

Which among the following animal is a carnivore?

a)

chicken

b)

snake

c)

hamster

d)

cow

44.

This pumps blood to all parts of the body. If it cannot pump blood, the rest of the organs would not be able to work and the body would die.

a)

Heart

b)

Brain

c)

Lungs

45.

Which among the following plants lives in the freshwater habitat?

a)

water lily

b)

mangrove

c)

sea cabbage

d)

sea kale

46.

Which among the following is edible for eating?

a)

mangroves

b)

lotus

c)

hydrilla

d)

watercress

47.

Which among the following is an examples of a chemical change?

a)

dynamite explosion

b)

crumpling of paper

c)

melting butter

d)

slicing bread

48.

Which is an example of a physical change?

a)

rusting metals

b)

dynamite explosion

c)

slicing bread

d)

burning dried leaves

49.

Which part of the plant that is responsible for photosynthesis?

a)

roots

b)

stem

c)

flowers

d)

leaves

50.

The natural home for many small and big plants. The leaves of the trees are very densely arranged such that only a small amount of sunlight can pass through them. Examples: narra, mahogany and teak

a)

desert

b)

forest

c)

polar region

d)

grassland

51.

The heart belongs to ______________________ system.

a)

nervous

b)

circulatory

c)

digestive

d)

respiratory

52.

The brain belongs to _________________ system.

a)

respiratory

b)

nervous

c)

circulatory

d)

digestive

53.

Which among the following is a recyclable material?

a)

old batteries

b)

paint

c)

newspaper

d)

broken glass

54.

The gills that fishes have allows them to breathe inside water.

a)

True

b)

False

55.

Omnivore animals do not eat the meat of other animals.

a)

True

b)

False

56.
A place where an organism gets everything it needs to survive.
a)
habitat
b)
community
c)
ecosystem
d)
population
57.

What's the name of this habitat?

a)

Rainforest

b)

Arctic

c)

Ocean

58.
This habitat makes up most of the earths surface and is salty. 
a)
swamp
b)
lake
c)
ocean
d)
jungle
59.
What animals would you find in this habitat? 
a)
phytoplankton, fish, whales
b)
salmon, tadpoles, bears
c)
alligators, turtles, cranes
60.

What is the major difference between vertebrates and invertebrates?

a)

Vertebrates have a backbone and invertebrates do not.

b)

Invertebrates live in water and vertebrates do not.

c)

Invertebrates have a backbone and vertebrates do not.

d)

Invertebrates are smaller than vertebrates.

61.

Which group does it belong to?

a)

invertebrate

b)

vertebrate

62.

Which group does it belong to?

a)

vertebrate

b)

invertebrate

63.

What is an invertebrate?

a)

an animal without a backbone

b)

mammals

c)

birds

d)

an animal with a backbone

64.
My body is cold, am covered in scales, use gills to breathe under water, and I lay eggs.  What am I?
a)
Fish
b)
Mammal
c)
Reptile
d)
Amphibian
65.
Which of these vertebrates doesn't have lungs?
a)
birds
b)
reptiles
c)
fish
d)
mammals
66.
  1. What is the group of stages that a living thing goes through from the beginning of its life until the end, called?
a)

life history

b)

growing season

c)

life cycle

d)

life prosesses

67.

After a frog hatches from an egg it looks just like an adult frog.

a)

Yes

b)

No

68.

Life cycle of which animal?

Egg, young and adult

a)

mealworm beetle

b)

butterfly

c)

mosquito

d)

frog

69.

Choose the correct sequence of the frog's life cycle

a)

egg, tadpole, frog

b)

frog, egg, tadpole

c)

eggs, frog, tadpole

d)

tadpole, egg, frog

70.

Many animal life cycles begin with an _____.

a)

seed

b)

egg

71.

A ____________ lives in the water and is an immature frog.

a)

pupa

b)

tadpole

c)

young frog

d)

larva

72.

What is the 3rd stage of a butterfly's life cycle?

a)

nymph

b)

larva

c)

pupa

d)

egg

73.

A ________ hatches from the eggs of a grasshopper.

a)

tadpole

b)

nymph

c)

lynx

d)

ostrich

74.

What are the stages of a frog's life cycle? Click all that apply.

a)

egg

b)

tadpole

c)

adult frog

d)

pupa

e)

young frog

75.

Tadpoles hatch from nymph eggs.

a)

true

b)

false

76.

Nymphs do not have _________.

a)

tails

b)

wings

c)

legs

d)

eyes

77.

The process of changing form or shape

a)

Metamorphosis

b)

Pupa

c)

Life Cycle

d)

Adult

78.

During the ________ stage insects build a protective covering

a)

adult

b)

larva

c)

nymph

d)

pupa

79.

How many stages are there in the butterfly life cycle?

a)

1

b)

2

c)

3

d)

4

80.

What does MOULT mean?

a)

to lay an egg

b)

resting stage

c)

growth stage

d)

shed it's outer layer

81.

At the start of a football game, a footballer kicks a ball placed in the middle of the field to move the ball.

What is the effect of force on the object?

a)

Change the direction of a moving object

b)

Make a moving object stop

c)

Make a moving object move slower

d)

Make a stationary object move

82.
In a football game, the goalkeeper stops a moving ball to prevent it from entering the goal.
What is the motion of the object?
a)
Change the direction of a moving object
b)
Make a moving object stop
c)
Make a moving object move slower 
d)
Make a stationary object move
83.
In a football game, the footballers kick the rolling ball to make it move even faster.
What is the motion of the object?
a)
Change the direction of a moving object
b)
Make a moving object stop
c)
Make a moving object move faster
d)
Make a stationary object move
84.

which of the following is not an effect of force:

a)

to move a body from rest

b)

to stop a moving body

c)

to change the colour of an object

d)

to change the shape of a body

85.

in the given figure force is

a)

changing the direction of motion

b)

changing the shape

c)

stopping a moving object

d)

none of the above

86.

Which of the following images shows a pull?

a)
b)
c)
d)
87.

What effect will the force done by the red player?

a)

The ball will stop moving.

b)

The ball will permenantly change shape.

c)

The ball will slow down.

d)

The ball will change the direction of its movement

88.

A force can____________.

a)

make an object move

b)

make a moving object stop moving

c)

slow an object down

d)

all of the above

89.

True or false: An object resting on the ground can move without force.

a)

True

b)

False

90.

A force can make a moving body move faster

a)

true

b)

false

91.

 

What kind of flammable material is found inside a Butane can?

a)

Solid flammable material

b)

Gaseous flammable material

c)

Liquid flammable material

92.

Study the given diagram. To which group does nail polish belong to?

a)

Group X

b)

Group Y

c)

Group Z

d)

Group X and Y

93.

In the Fire Triangle, which component represents the FUEL?

a)

Matches

b)

Wood

c)

Smoke

d)

Light

94.

In the Fire Triangle, what component increases the temperature of the fuel?

a)

HEAT

b)

OXYGEN

c)

FUEL and OXYGEN

95.

Which practice will keep your home safe from fire?

a)

Leave the gasoline container open.

b)

When painting the house, just leave the paint and thinner around the area.

c)

Open the valve of the LPG tank only when about to use it.

d)

Keep wood beside the fireplace to easily get it.

96.

When a solid object GAINS HEAT, what are the effects on the object? CHOOSE TWO (2) answers

a)

Temperature rises and the object will become hot.

b)

The object will become cold.

c)

The object will become bigger in size.

d)

The molecules of the object will move slower.

97.

Which statement is INCORRECT when an object loses heat?

a)

it will become cold.

b)

It will expand.

c)

It will contract.

d)

Temperature will drop.

98.

Study the given set up. What is the effect of heat on the liquid inside the tube?

a)

The liquid LOSES HEAT that makes the molecules MOVE SLOWER so it CONTRACTS.

b)

The liquid GAINS HEAT that makes the molecules MOVE FASTER to go DOWN.

c)

The liquid GAINS HEAT that makes

molecules MOVE FASTER so it EXPANDS.

d)

The liquid LOSES HEAT so the molecules MOVE SLOWER to go UP.

99.

What are the effects of heat in the given situation? CHOOSE TWO (2) ANSWERS.

a)

Temperature drops

b)

Molecules move faster.

c)

There is contraction.

d)

Change in state of matter

100.

A metal spoon is placed in bowl of hot soup. What will happen?

a)

Heat will move from the spoon to the hot soup.

b)

The hot soup makes the spoon cold.

c)

The heat of the soup travels to the cold spoon.

d)

The hot soup makes the spoon contract.

101.

Which of the following materials shoud you use to put this very hot casserole on?

a)

a glass plate

b)

a sheet of plastic

c)

a wooden board

d)

a styrofoam plate

102.

TRUE or FALSE

When a solid object CONTRACTS, the length becomes longer.

a)

TRUE

b)

FALSE

103.

TRUE or FALSE

Cardboard and glass are POOR conductors of heat.

a)

TRUE

b)

FALSE

104.

Which form of energy is needed by plants to make their own food?

a)

Heat

b)

Potential

c)

Light

d)

Kinetic

105.

A jeweller needs to melt gold so he can make a ring. Which form of energy does he need?

a)

Kinetic

b)

Light

c)

Elastic Potential Energy

d)

Heat

106.

What is our main source of LIGHT and HEAT ENERGY?

a)

Electricity

b)

Fire

c)

The Sun

d)

Batterries

107.

Which of the following tells us that Sound Energy exists around us?

a)
b)
c)
d)
108.

Which forms of energy are used by the vehicle in the picture to inform drivers on the road about an emergency? CHOOSE TWO (2) ANSWERS.

a)

Heat

b)

Light

c)

Kinetic

d)

Sound

109.

What form of energy is needed by this object to function?

a)

Light

b)

Sound

c)

Heat

d)

Electricity

110.

Identify the energy transformation in the given object.

a)

Sound - Electrical - Light

b)

Electrical - Light - Sound

c)

Light - Electrical - Sound

d)

Heat - Electrical - Sound

111.

How is Kinetic Energy used in the given situation?

a)

The Kinetic energy from WIND is used to produce water for homes.

b)

The Kinetic energy from RUNNING WATER is used to generate electricity for homes.

c)

The Kinetic energy from WAVES made water flow to different homes.

112.

Which form of energy is present in the given picture?

a)

Gravitational Potential Energy

b)

Chemical Potential Energy

c)

Light and Heat Energy

d)

Kinetic Energy

113.

A toy helicopter is powered by batteries. What is the correct sequence of energy transformation that happens when it's turned on?

a)

Kinetic - Electrical - Sound - Light

b)

Light - Kinetic - Sound - Electrical

c)

Sound - Electrical - Kinetic - Light

d)

Electrical - Kinetic - Sound - Light

114.

TRUE or FALSE:

POTENTIAL Energy is the form of energy that an object has when in motion.

a)

TRUE

b)

FALSE

115.

TRUE or FALSE:

CHEMICAL Potential Energy is present in bread, cereals and bacon.

a)

TRUE

b)

FALSE

116.

TRUE OR FALSE: The higher the object is raised above the ground, the more Gravitational Potential Energy it has.

a)

TRUE

b)

FALSE

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