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Year 4 Science Quiz

Total questions: 100

Worksheet time: 53mins

Name
Class
Date
1.

What is a mammal?

a)

An animal with scales

b)

An animal with fur or hair

c)

An animal with feathers

d)

An animal with fins

2.

What is a bird?

a)

An animal with fur

b)

An animal with scales

c)

An animal with beaks, wings, and feathers

d)

An animal with fins

3.

What is a fish?

a)

An animal with fur

b)

An animal with scales and fins

c)

An animal with wings

d)

An animal with feathers

4.

What is an amphibian?

a)

An animal that lives only on land

b)

An animal that lives only in water

c)

An animal that lives on land and in water

d)

An animal that flies

5.

What is a reptile?

a)

An animal with fur

b)

An animal with feathers

c)

An animal with dry scales

d)

An animal with fins

6.

What are trees?

a)

A type of plant with roots, a trunk, branches, and leaves

b)

A type of animal with scales

c)

A type of bird with wings

d)

A type of fish with fins

7.

What are garden plants?

a)

Plants that grow in the wild

b)

Plants that have been chosen by humans to grow in their gardens

c)

Plants that live in water

d)

Plants that fly

8.

What are deciduous trees?

a)

Trees that keep their leaves all year round

b)

Trees that lose their leaves in autumn

c)

Trees that live in water

d)

Trees that have scales

9.

What happens to the leaves on deciduous trees?

a)

They stay green all year

b)

They change color in the autumn and then fall to the ground

c)

They grow scales

d)

They turn into flowers

10.

What are evergreen trees?

a)

Trees that lose their leaves in autumn

b)

Trees that keep their leaves all year round

c)

Trees that live in water

d)

Trees that have scales

11.

What do all animals need to survive?

a)

Air, water, food, and shelter

b)

Only water

c)

Only food

d)

Only air

12.

What do reptiles need to survive?

a)

Only water

b)

Only food

c)

Air, water, food, and shelter

d)

Only air

13.

Which animal group gives birth to live young?

a)

Birds

b)

Fish

c)

Mammals

d)

Reptiles

14.

Which animal groups lay eggs?

a)

Only birds

b)

Only reptiles

c)

Reptiles, amphibians, birds, and most insects

d)

Only mammals

15.

What animals have a skeleton?

a)

Only mammals

b)

Only birds

c)

All mammals, birds, fish, amphibians, and reptiles

d)

Only fish

16.

Are all skeletons the same?

a)

Yes, all skeletons are the same

b)

No, animals have different skeletons

c)

Only mammals have the same skeletons

d)

Only birds have the same skeletons

17.

Do all animals have a spine?

a)

Yes, all animals have a spine

b)

No, some animals do and some do not

c)

Only mammals have a spine

d)

Only birds have a spine

18.

What are animals with spines called?

a)

Invertebrates

b)

Mammals

c)

Vertebrates

d)

Fish

19.

What animals are vertebrates?

a)

Only mammals

b)

Only birds

c)

All mammals, birds, fish, amphibians, and reptiles

d)

Only fish

20.

What are animals without a spine called?

a)

Vertebrates

b)

Mammals

c)

Fish

d)

Invertebrates

21.

What animals are invertebrates?

a)

Insects and spiders

b)

Only mammals

c)

Only birds

d)

Only fish

22.

What are used to classify living things?

a)

Only colors

b)

Only shapes

c)

Classification keys

d)

Only sizes

23.

What is an exoskeleton?

a)

A type of skeleton on the inside of an animal's body

b)

A type of skeleton on the outside of an animal's body

c)

A type of skeleton found only in plants

d)

A type of skeleton found in water

24.

What are the four seasons?

a)

Spring, summer, autumn, winter

b)

Spring, summer, autumn, fall

c)

Spring, summer, winter, fall

d)

Spring, summer, autumn, monsoon

25.

What happens to trees in Autumn?

a)

Trees start to grow new leaves

b)

Trees lose their leaves

c)

Trees change color to green

d)

Trees produce more flowers

26.

What happens to the days in Autumn?

a)

The hours of daylight start to become longer

b)

The hours of daylight start to become shorter

c)

The nights start to become shorter

d)

The nights stay the same length

27.

What is the weather like in Autumn?

a)

The weather often becomes warmer

b)

The weather often changes

c)

The weather stays the same

d)

The weather becomes very cold

28.

What happens to the days in winter?

a)

There are more hours of daylight

b)

There are fewer hours of daylight

c)

The nights become shorter

d)

The days become longer

29.

What is the weather like in winter?

a)

The weather is often warm

b)

The weather is often cold

c)

The weather is often rainy

d)

The weather is often windy

30.

What happens to plants in spring?

a)

Plants start to die

b)

Plants start to grow

c)

Plants lose their leaves

d)

Plants stop growing

31.

What happens to trees in spring?

a)

Trees lose their leaves

b)

Trees stop growing

c)

Trees regrow their leaves

d)

Trees produce flowers

32.

What happens to the days in spring?

a)

There are fewer hours of daylight

b)

The nights start to become longer

c)

The days stay the same length

d)

There are more hours of daylight

33.

What is the weather like in spring?

a)

The weather often changes quickly and is becoming warmer

b)

The weather stays the same

c)

The weather becomes very cold

d)

The weather becomes very hot

34.

What is the weather like in summer?

a)

Summer is usually the coldest season

b)

Summer is usually the warmest season

c)

Summer is usually the rainiest season

d)

Summer is usually the windiest season

35.

What happens to the days in summer?

a)

There are the most daylight hours

b)

There are the fewest daylight hours

c)

The nights are longer

d)

The days stay the same length

36.

What happens to plants in summer?

a)

Many plants stop growing

b)

Many plants grow in summer

c)

Many plants lose their leaves

d)

Many plants die

37.

What happens to animals in summer?

a)

There are fewer animals active in summer

b)

There are more animals active in summer

c)

Animals hibernate in summer

d)

Animals migrate in summer

38.

What are animals with spines called?

a)

Invertebrates

b)

Mammals

c)

Vertebrates

d)

Reptiles

39.

What animals are vertebrates?

a)

All mammals, birds, fish, amphibians, and reptiles

b)

Only mammals and birds

c)

Only fish and amphibians

d)

Only reptiles and amphibians

40.

What are animals without a spine called?

a)

Vertebrates

b)

Mammals

c)

Invertebrates

d)

Reptiles

41.

What animals are invertebrates?

a)

Insects and spiders

b)

Mammals and birds

c)

Fish and amphibians

d)

Reptiles and amphibians

42.

What are used to classify living things?

a)

Classification keys

b)

Dictionaries

c)

Encyclopedias

d)

Maps

43.

What is ice?

a)

When water melts, it turns to ice

b)

When water freezes, it turns to ice

c)

When water evaporates, it turns to ice

d)

When water boils, it turns to ice

44.

What is water?

a)

When ice melts, it turns to water

b)

When ice freezes, it turns to water

c)

When ice evaporates, it turns to water

d)

When ice boils, it turns to water

45.

What are natural materials?

a)

Materials that are made by humans

b)

Materials that can be found naturally

c)

Materials that cannot be recycled

d)

Materials that are always flexible

46.

What are human-made materials?

a)

Materials that are found in nature

b)

Materials that have not been made by humans

c)

Materials such as plastic and cardboard

d)

Materials that cannot be used again

47.

What are recyclable materials?

a)

Materials that can be used again

b)

Materials that cannot be used again

c)

Materials that are always flexible

d)

Materials that are always solid

48.

Where does wood come from and what is it used to make?

a)

Wood comes from rocks and is used to make plastic

b)

Wood comes from trees and is used to make paper and cardboard

c)

Wood comes from water and is used to make metal

d)

Wood comes from sand and is used to make glass

49.

What is metal like?

a)

Metal is always flexible and can change shape

b)

Metal comes in many forms and colors

c)

Metal cannot change shape

d)

Metal is always solid and cannot be bent

50.

What is fabric like?

a)

Fabrics can only be human-made

b)

Fabrics can only be natural

c)

Fabrics can be natural or human-made

d)

Fabrics cannot be bent or twisted

51.

What is a liquid?

a)

A material that has a fixed shape

b)

A material that has no fixed shape and takes the shape of its container

c)

A material that has a fixed volume and shape

d)

A material that cannot change state

52.

What is a gas?

a)

A material that has a fixed shape and volume

b)

A material that has no fixed shape and no fixed volume

c)

A material that can only be solid

d)

A material that cannot fill any available space

53.

What is a pouring solid?

a)

A solid that cannot be poured

b)

A solid that can be poured but is still classified as a solid

c)

A liquid that can be poured

d)

A gas that can be poured

54.

What is the water cycle?

4 lines
55.

What is the process of evaporation?

a)

The change of state from a gas to a liquid

b)

The change of state from a liquid to a gas

c)

The change of state from a solid to a liquid

d)

The change of state from a gas to a solid

56.

What is the process of condensation?

a)

The change of state from a gas to a liquid

b)

The change of state from a liquid to a gas

c)

The change of state from a solid to a liquid

d)

The change of state from a liquid to a solid

57.

What is a vibration?

a)

A slow back-and-forth movement

b)

A quick back-and-forth movement

c)

A movement that does not produce sound

d)

A movement that only occurs in liquids

58.

How are sounds made?

a)

Sounds are made when objects are still

b)

Sounds are made when objects vibrate

c)

Sounds are made when objects are heated

d)

Sounds are made when objects are cooled

59.

How do we hear sounds?

a)

Sounds travel from the object, through the air and to our ears

b)

Sounds travel from the object, through water and to our ears

c)

Sounds travel from the object, through the ground and to our ears

d)

Sounds travel from the object, through fire and to our ears

60.

How is sound measured?

a)

In meters

b)

In decibels

c)

In liters

d)

In kilograms

61.

What do animals do in autumn?

a)

Hibernate

b)

Gather food for colder months

c)

Migrate to warmer places

d)

Shed their fur

62.

What do some animals do in spring?

a)

Hibernate

b)

Gather food for colder months

c)

Come out of hibernation

d)

Migrate to warmer places

63.

What happens to some plants in spring?

a)

They stop growing

b)

They shed their leaves

c)

They start to grow due to increased temperature and sunlight

d)

They produce less oxygen

64.

What is electricity?

a)

A type of food

b)

A way of moving energy to power appliances

c)

A type of plant

d)

A type of animal

65.

What is a circuit?

a)

A type of plant

b)

A closed path that energy can flow through

c)

A type of animal

d)

A type of food

66.

What is a conductor?

a)

A material that allows energy to flow through it

b)

A material that does not allow energy to flow through it

c)

A type of plant

d)

A type of animal

67.

What is an insulator?

a)

A material that allows energy to flow through it

b)

A material that does not allow energy to flow through it

c)

A type of plant

d)

A type of animal

68.

What is pitch?

a)

How loud or soft a sound is

b)

How high or low a sound is

c)

The speed of sound

d)

The distance of sound

69.

What is volume?

a)

How high or low a sound is

b)

The speed of sound

c)

How loud or soft a sound is

d)

The distance of sound

70.

What is electricity?

a)

A way of moving energy to power appliances

b)

A type of food

c)

A kind of animal

d)

A type of plant

71.

What do some animals do in spring?

a)

Hibernate

b)

Come out of hibernation

c)

Migrate to the Arctic

d)

Sleep all day

72.

What happens to some plants in spring?

a)

They stop growing

b)

They start to grow due to increased temperature and sunlight

c)

They turn into animals

d)

They move to a different place

73.

Where are polar habitats found?

a)

In the desert

b)

In the Arctic or Antarctica

c)

In the rainforest

d)

In the ocean

74.

What is a polar habitat like?

a)

Extremely hot in the winter

b)

Extremely cold in the winter

c)

Very dry and sandy

d)

Full of trees and plants

75.

Why can polar animals survive in polar habitats?

a)

They have layers of blubber or fat and thick fur

b)

They can fly

c)

They can swim very fast

d)

They can live without water

76.

What is a desert habitat like?

a)

Cold and wet

b)

Hot and dry

c)

Full of trees

d)

Covered in ice

77.

Why can some plants survive in desert habitats?

a)

They can store lots of water in their stems

b)

They can fly

c)

They can move to find water

d)

They do not need sunlight

78.

What animals live in ocean habitats?

a)

Fish, mammals, and reptiles

b)

Birds and insects

c)

Lions and tigers

d)

Elephants and giraffes

79.

How do some animals use plants in ocean habitats?

a)

For food and shelter

b)

For flying

c)

For making nests

d)

For running

80.

What is a rural habitat?

a)

An area of countryside with few buildings

b)

An area with many buildings

c)

A place with lots of water

d)

A place with lots of trees

81.

What is an urban habitat?

a)

An area with many buildings where people live and work

b)

An area with no buildings

c)

A place with lots of trees

d)

A place with lots of water

82.

What is a nature reserve?

a)

A protected space for plants and animals to live and grow

b)

A place to build houses

c)

A place to play sports

d)

A place to go shopping

83.

Why should humans take care not to over-use natural resources?

a)

Because natural resources can be limited and over-using them can damage the environment

b)

Because natural resources are unlimited

c)

Because natural resources are not important

d)

Because natural resources are only for animals

84.

What animals live in microhabitats?

a)

Lions, tigers, and bears

b)

Insects, snails, worms, and spiders

c)

Elephants, giraffes, and zebras

d)

Dolphins, whales, and sharks

85.

What is a food chain?

a)

A list of foods you like to eat

b)

A chain you wear around your neck

c)

A diagram showing how different living things rely on each other

d)

A type of plant

86.

Why do living things die?

a)

They get too much food

b)

They do not get enough of one of the things they need to survive

c)

They sleep too much

d)

They grow too big

87.

What is biodiversity?

a)

The study of rocks

b)

The variety of living things within a habitat

c)

The weather patterns in an area

d)

The amount of water in a river

88.

What happens if humans destroy habitats?

a)

Biodiversity can increase

b)

Plants and animals may become endangered or extinct

c)

More animals will be born

d)

The weather will change

89.

How can humans increase biodiversity?

a)

By cutting down trees

b)

By rewilding, tree planting, seed scattering, and not mowing the grass

c)

By building more houses

d)

By using more plastic

90.

What are used to classify living things?

a)

Maps

b)

Classification keys

c)

Weather reports

d)

Books

91.

What is a habitat?

a)

A place where a plant or animal lives and provides everything it needs to survive

b)

A type of food

c)

A kind of weather

d)

A type of rock

92.

Why should humans take care not to over-use natural resources?

a)

Natural resources are unlimited

b)

Over-using them can damage the environment

c)

They are not important

d)

They can be easily replaced

93.

What is a carnivore?

a)

An animal with flat teeth that eats plants

b)

An animal with sharp teeth and claws that eats other animals

c)

An animal that eats both plants and animals

d)

An animal that only eats insects

94.

What is a herbivore?

a)

An animal with sharp teeth that eats other animals

b)

An animal with flat teeth that eats plants

c)

An animal that eats both plants and animals

d)

An animal that only eats insects

95.

What is an omnivore?

a)

An animal with sharp teeth that eats other animals

b)

An animal with flat teeth that eats plants

c)

An animal that eats both plants and animals

d)

An animal that only eats insects

96.

What are germs?

a)

Living things that are too small to be seen by the human eye that make you unwell

b)

Large animals that live in the forest

c)

Plants that grow in the garden

d)

Rocks found in the ocean

97.

How often should you brush your teeth?

a)

Once a week

b)

Twice a day

c)

Once a month

d)

Never

98.

Why is it important to brush your teeth?

a)

To make them look shiny

b)

To prevent plaque from building up and damaging your teeth and gums

c)

To make them grow faster

d)

To change their color

99.

What is deforestation?

a)

Planting more trees

b)

When humans clear large areas of forest for natural resources or space for farming and construction

c)

Protecting animals in the forest

d)

Growing more plants

100.

What is the impact of deforestation?

a)

It helps animals find more food

b)

It destroys habitats for animals and plants and reduces biodiversity

c)

It makes the weather better

d)

It increases the number of trees