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Christmas Term Science Assesment

Total questions: 66

Worksheet time: 1hrs 6mins

Name
Class
Date
1.

Which part of the cell controls all activities?

a)

Cytoplasm

b)

Nucleus

c)

Cell wall

d)

Vacuole

2.

Plant cells have a structure that animal cells do not. What is it?

a)

Nucleus

b)

Cell wall

c)

Ribosome

d)

Mitochondria

3.

Which cell part provides energy for the cell?

a)

Chloroplast

b)

Mitochondria

c)

Vacuole

d)

Membrane

4.

The jelly-like substance inside cells is called:

a)

Cytoplasm

b)

Cell membrane

c)

Cell wall

d)

Vacuole

5.

Which organelle makes food for the plant?

a)

Mitochondria

b)

Vacuole

c)

Chloroplast

d)

Nucleus

6.

The cell membrane controls:

a)

Cell shape

b)

Movement of materials in and out

c)

Cell reproduction

d)

Food production

7.

Plant and animal cells both have:

a)

A cell wall

b)

Chloroplasts

c)

A nucleus

d)

Large central vacuole

8.

Which statement is TRUE about plant cells?

a)

They have no nucleus

b)

They contain chloroplasts

c)

They are round in shape

d)

They cannot make their own food

9.

Which feature is found in animal cells only?

a)

Cell membrane

b)

Mitochondria

c)

Small vacuoles

d)

Cell wall

10.

Both plant and animal cells need mitochondria because they:

a)

Store water

b)

Make food

c)

Produce energy

d)

Give cells shape

11.

Plant cells are usually:

a)

Round

b)

Irregular

c)

Rectangular

d)

Triangular

12.

Animal cells lack which structure?

a)

Cell membrane

b)

Vacuoles

c)

Cytoplasm

d)

Chloroplasts

13.

Sponges belong to which group?

a)

Arthropods

b)

Mollusks

c)

Porifera

d)

Mammals

14.

Sponges are known for having:

a)

Backbones

b)

Pores

c)

Segmented bodies

d)

Jointed legs

15.

Sponges feed by:

a)

Biting food

b)

Filtering water

c)

Hunting prey

d)

Using tentacles

16.

Sponges mostly live in:

a)

Deserts

b)

Freshwater only

c)

Oceans

d)

Rainforests

17.

Sponges get oxygen through:

a)

Lungs

b)

Gills

c)

Skin

d)

Pores

18.

Sponges are considered animals because they:

a)

Move quickly

b)

Make their own food

c)

Cannot make their own food

d)

Have a backbone

19.

Digestion begins in the:

a)

Stomach

b)

Mouth

c)

Small intestine

d)

Liver

20.

The stomach’s main job is to:

a)

Absorb nutrients

b)

Remove waste

c)

Break down food

d)

Pump blood

21.

Most nutrients are absorbed in the:

a)

Large intestine

b)

Mouth

c)

Small intestine

d)

Stomach

22.

The esophagus connects the mouth to the:

a)

Stomach

b)

Small intestine

c)

Liver

d)

Rectum

23.

Which organ produces bile?

a)

Liver

b)

Pancreas

c)

Heart

d)

Kidneys

24.

The large intestine mainly absorbs:

a)

Fats

b)

Proteins

c)

Water

d)

Sugar

25.

Which habit BEST supports digestion?

a)

Eating too fast

b)

Drinking plenty of water

c)

Skipping meals

d)

Eating lots of fried foods

26.

Fibre is important because it helps:

a)

Build muscles

b)

Clear waste

c)

Strengthen bones

d)

Increase sugar

27.

A healthy digestive system requires:

a)

A balanced diet with water and fibre

b)

Junk food at every meal

c)

Avoiding fruits and vegetables

d)

Drinking no water during the day

28.

Too much sugar can cause:

a)

Better digestion

b)

Diabetes and cavities

c)

Stronger bones

d)

Clear skin

29.

One way to avoid constipation is to:

a)

Eat more fibre

b)

Eat only sweets

c)

Drink less water

d)

Avoid vegetables

30.

Eating late at night can cause:

a)

Faster digestion

b)

Indigestion

c)

Better sleep

d)

Stronger teeth

31.

Which teeth are used for cutting food?

a)

Molars

b)

Canines

c)

Incisors

d)

Premolars

32.

The part of the tooth you see above the gum is the:

a)

Root

b)

Crown

c)

Enamel

d)

Dentin

33.

The strongest part of the tooth is the:

a)

Enamel

b)

Pulp

c)

Root

d)

Gum

34.

Which teeth grind food?

a)

Incisors

b)

Molars

c)

Canines

d)

None

35.

To prevent cavities, you should:

a)

Brush twice daily

b)

Eat sweets every day

c)

Skip brushing

d)

Chew only one side

36.

The pulp of the tooth contains:

a)

Blood vessels and nerves

b)

Enamel

c)

Saliva

d)

Gums

37.

The male part of a flower is the:

a)

Pistil

b)

Stamen

c)

Petal

d)

Sepal

38.

The female part of a flower includes the:

a)

Anther

b)

Stigma

c)

Filament

d)

Petal

39.

Petals attract:

a)

Soil

b)

Pollinators

c)

Rain

d)

Other flowers

40.

The sepal protects the flower when it is a:

a)

Seed

b)

Bud

c)

Fruit

41.

Pollen is made in the:

a)

Anther

b)

Stigma

c)

Ovary

d)

Style

42.

The ovary contains:

a)

Roots

b)

Seeds

c)

Eggs

d)

Leaves

43.

A flower begins its life as a:

a)

Leaf

b)

Seed

c)

Fruit

d)

Petal

44.

Germination happens when the seed:

a)

Stays dry

b)

Begins to grow

c)

Falls off

d)

Turns into soil

45.

A grown flower produces:

a)

Fruits

b)

Rocks

c)

Soil

d)

Wings

46.

Pollination helps the plant make:

a)

Water

b)

Seeds

c)

Stems

d)

Roots

47.

After pollination, the ovary becomes a:

a)

Fruit

b)

Leaf

c)

Bud

d)

Root

48.

Which stage comes last?

a)

Seed

b)

Seedling

c)

Mature plant

d)

Death

49.

Photosynthesis happens in the:

a)

Roots

b)

Chloroplasts

c)

Stem

d)

Soil

50.

Plants need sunlight, water, and ______ to make food.

a)

Soil

b)

Oxygen

c)

Carbon dioxide

d)

Sugar

51.

The food made by plants is called:

a)

Water

b)

Starch

c)

Sugar/glucose

d)

Oil

52.

Oxygen released by plants is important for:

a)

Cars

b)

Humans and animals

c)

Soil

d)

Rocks

53.

Chlorophyll gives plants their:

a)

Smell

b)

Colour

c)

Fruit

d)

Water

54.

The product of photosynthesis that helps plants grow is:

a)

Sugar

b)

Acid

c)

Oil

d)

Carbon dioxide

55.

Coal, oil, and natural gas are called:

a)

Minerals

b)

Fossil fuels

c)

Metals

d)

Plastics

56.

Fossil fuels form from:

a)

Rain

b)

Dead plants and animals

c)

Fresh leaves

d)

Rocks

57.

Burning fossil fuels releases:

a)

Clean air

b)

Smoke and gases

c)

Rainwater

d)

Vitamins

58.

We use natural gas mainly for:

a)

Toys

b)

Cooking

c)

Roads

d)

Glass

59.

Oil is used to make:

a)

Plastic

b)

Soil

c)

Wood

d)

Cotton

60.

Coal is mostly used for producing:

a)

Music

b)

Electricity

c)

Clothing

d)

Food

61.

Petroleum is formed:

a)

Instantly

b)

Over millions of years

c)

Every month

d)

By plants today

62.

A major product made from petroleum is:

a)

Wood

b)

Paper

c)

Gasoline

d)

Iron

63.

The process of separating petroleum into parts is called:

a)

Condensation

b)

Refining

c)

Filtering

d)

Harvesting

64.

Petroleum is found:

a)

Floating in oceans

b)

Deep underground

c)

On trees

d)

In clouds

65.

Which country uses petroleum for cars and electricity?

a)

None

b)

Only cold countries

c)

Most countries

d)

Only island nations

66.

Petroleum is considered:

a)

Renewable

b)

Non-renewable

c)

Clean energy

d)

Rainwater

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