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pr 3 revision semester1

Total questions: 115

Worksheet time: 2hrs 37mins

Name
Class
Date
1.

Skin protects the body by keeping harmful substances outside the body and keeping important substances inside the body.

a)

True

b)

False

2.

How can you help to keep your skin healthy?

a)

Eating a helpful diet.

b)

Keeping the skin clean.

c)

Limiting time in Sun.

d)

None of the above.

3.
The largest organ of the human body is the
a)
liver
b)
lungs
c)
skin
d)
heart
4.
The system that works with the skeletal system to allow movement.
a)
excretory system
b)
circulatory system
c)
muscular system
d)
digestive system
5.

This bone is ____.

a)

skull

b)

ribs

c)

spine

d)

pelvis

6.

The function of ribs are protecting....

Choose more than one answer

a)

lungs

b)

heart

c)

brain

d)

intestines

7.

Brain will be protected by ____.

a)

b)

c)

d)

8.

Which of the following is true?

Choose more than one answer.

a)

the skeleton supports our body

b)

the skeleton protect our important organs

c)

A vertebrate has no backbone

d)

jelly fish is a vertebrate

9.

Identify the word that being described.

It protects the brain.

a)

Skull

b)

Rib cage

10.
What do your bones protect?
a)
organs
b)
skin
c)
muscles
d)
feelings
11.
a)
jaw
b)
skull
c)
scapula
d)
spine
12.
What are the bones that protect your heart and lungs?
a)
rib cage
b)
clavicle
c)
femur
13.
What could you not do if you did not have muscles?
a)
move
b)
think
c)
feel
14.
Do all humans have bones?
a)
No
b)
Yes
15.
Your skull (cranium) is an important bone that protects your _________________?
a)
heart
b)
brain
c)
lungs
16.
No movement would happen without the skeletal system.
a)
True
b)
False
17.
What are joints?
a)
A place where one bone meets 
b)
A place where two bones meet 
c)
Bones don't meet 
d)
They connect bone to muscle
18.
Your skeleton is there for support, protection, and movement. But you could not move your bones without the help of your ______________ system.
a)
digestive
b)
muscular
c)
respiratory
d)
circulatory
19.

Food is the main source of ........................................

a)

Energy

b)

Time

c)

Wind

20.

Changing food into simpler parts is called ........................

a)

Breathing

b)

Digestion

c)

Running

21.

Digestion beginswhen you put food inyour ..............

a)

Mouth

b)

Ears

c)

Nose

22.

........................ soften the food in our mouth

a)

Saliva

b)

Ball

c)

Water

23.

The longest part of the digestive system is the …………………..

a)

esophagus

b)

small intestine

c)

stomach

d)

large intestine

24.

the undigested food is assembled in the ………………..

a)

Stomach

b)

Duodenum

c)

Small intestine

d)

large intestine

25.

........... is the process of changing food from complex form into simple to get benefit from it

a)

Respiration

b)

Digestion

c)

Absorption

d)

Sensation

26.

1. What is one of the main organs in the digestive system?

a)

Stomach

b)

Lungs

c)

Heart

d)

Blood cells

27.

2. What does the digestive system do?

a)

Takes your energy away

b)

pumps blood

c)

Breaks down food and gives you Energy and nutrients

d)

detoxifies the body

28.

6. What have you learn about the digestive system?

a)

breaks down food and gives you energy

b)

Allows you to breath and gives you energy

c)

Gives you nutrients and breaks down food

d)

Detoxifies your body

29.

The process of breaking down food is called (a)   .

30.

When does digestion begin?

a)

When the enzymes change starches into sugar.

b)

When you begin chewing the food in your mouth.

c)

After you swallow.

d)

When you feel full.

31.

Where does most digestion take place?

a)

large intestine

b)

small intestine

c)

stomach

d)

liver

32.

Where does the digestive system start?

a)

The liver

b)

The throat

c)

The stomach

d)

The mouth

33.

1. What is one of the main organs in the digestive system?

a)

Stomach

b)

Lungs

c)

Heart

d)

Blood cells

34.

2. What does the digestive system do?

a)

Takes your energy away

b)

pumps blood

c)

Breaks down food and gives you Energy and nutrients

d)

detoxifies the body

35.

4. Digestive system help you breath.

a)

True

b)

False

36.

How big is your heart?

a)

About the size of your brain

b)

About the size of your lungs

c)

About the size of a cell

d)

About the size of your fist

37.

What is the main organ of the circulatory system?

a)

Brain

b)

Lungs

c)

Heart

d)

Blood Vessels

38.

Which blood vessel carries blood away from the heart?

a)

Veins

b)

Arteries

c)

Capillaries

39.

Which blood vessel carries blood toward the heart?

a)

Arteries

b)

Veins

c)

Capillaries

40.

How many chambers does the heart have?

a)

4

b)

10

c)

3

d)

1

41.

When does your heart beat?

a)

Only when you are exercising

b)

Only when you are sleeping

c)

All the time

42.

What does your heart do?

a)

Pump carbon dioxide through your body

b)

Give your body energy

c)

Pump oxygen through your body

d)

Nothing

43.
How many chambers does the heart have ? 
a)
4
b)
6
c)
3
d)
1
44.

Meat, fish and chicken are......................

a)

Carbohydrates

b)

Proteins

c)

Fats

d)

Vitamins and minerals

45.

Proteins..............................

a)

help us grow and build our muscles.

b)

give us energy

c)

keep us warm

46.

Bread, rice and pasta are.............................. .

a)

proteins

b)

carbohydrates

c)

fats

d)

vitamins and minerals

47.

Bread, cereal and potatoes are also............................ .

a)

proteins

b)

carbohydrates

c)

fats

d)

vitamins and minerals

48.

Carbohydrates............................ .

a)

help us grow

b)

give us vitamins

c)

give us energy

49.

Fruits and vegetables have lots of ................. .

a)

fats

b)

vitamins

50.

Fruits and vegetables .................... .

a)

give us energy

b)

help you fight infections ( sickness )

51.

Fats are found in .................. .

a)

oil, butter and cheese

b)

rice and pasta

c)

fish and chicken

52.

Imagine you are feeling sick. Which food group might help you to feel better?

a)

carbohydrates

b)

fats

c)

vitamins and minerals

53.

Imagine you are going to run a marathon. Which food group do you need to eat more of?

a)

proteins

b)

carbohydrates

c)

fats

54.

Imagine you want to build up your muscles. Which food group do you need to eat more of?

a)

Proteins

b)

Carbohydrates

c)

Fats

55.

Which food group does this belong to?

a)

fruits

b)

protein

c)

dairy

56.

Which food group does this belong to?

a)

dairy

b)

grains

c)

vegetables

57.

Which food group does this belong to?

a)

protein

b)

dairy

c)

good fats

58.

Which food group does this belong to?

a)

protein

b)

vegetables

c)

fruits

59.

Which food group does this belong to?

a)

fruits

b)

vegetables

c)

protein

60.

Which food group does this belong to?

a)

dairy

b)

vegetables

c)

fruits

61.

Which food group does this belong to?

a)

fruits

b)

good fats

c)

grains

62.

Which food group does this belong to?

a)

grains

b)

vegetables

c)

dairy

63.

Which food group does this belong to?

a)

dairy

b)

vegetables

c)

grains

64.

Which food group does this belong to?

a)

fruits

b)

vegetables

c)

protein

65.

Which food group does this belong to?

a)

protein

b)

dairy

c)

vegetables

66.
Which vitamin can be obtained from sunlight?
a)
Vitamin A
b)
Vitamin B
c)
Vitamin C
d)
Vitamin D
67.
Plants absorb minerals from the _______.
a)
sun
b)
soil
c)
grass
d)
water
68.
Which mineral helps build strong bones?
a)
calcium
b)
vitamin C
c)
collagen
d)
chromium
69.

What vitamin is good for your skin,fights infections and helps your body to absorb the iron that you need?

a)

B

b)

C

c)

E

d)

A

70.

We don't need water to make our body and our brain work properly.

a)

true

b)

false

71.

What can water help your body do? Staying hydrated helps _____

a)

get rid of things we don't need

b)

us be lazy

c)

our kidneys work well

d)

our kidneys stop the build-up of harmful subtances

72.

When it’s hot, you need to stay ............

a)

skin

b)

hydrated

c)

kidneys

73.

You may also feel .......................if you don’t drink enough water.

a)

tired

b)

hydrated

74.
Fish, dolphins, whales, sea turtles, and plants live here. What habitat is this describing?
a)
Stream
b)
Polar Region
c)
Rainforest
d)
Ocean
75.
Habitats provide all of the following, EXCEPT...
a)
Food
b)
Fun
c)
Water
d)
Shelter
76.
A desert habitat is cold and wet.
a)
True
b)
False
77.
All habitats are the same 
a)
True 
b)
False 
78.
What animal would you most likely find in the forest habitat?
a)
Sea Turtle
b)
Dragon Fly
c)
Brown Bear
d)
Zebra
79.
A habitat is.........
a)
a place where animals live
b)
a kind of sandwhich
c)
a kind of car
d)
my name
80.
a)

Vegetables

b)

Fruit

c)

Protein

d)

Dairy

e)

Carbohydrates

81.
a)

Vegetables

b)

Fruit

c)

Protein

d)

Dairy product

e)

Carbohydrates

82.
a)

Vegetables

b)

Fruit

c)

Protein

d)

Dairy product

e)

Carbohydrates

83.
a)

Vegetables

b)

Fruit

c)

Protein

d)

Dairy product

e)

Carbohydrates

84.

Which food groups are included in this sandwich?

a)

Fruit

b)

Carbohydrates

c)

Vegetable

d)

Protein

e)

Dairy product

85.

Which food groups are found in this meal?

a)

Fruit

b)

Grain

c)

Vegetable

d)

Protein

e)

Dairy

86.

Which food groups are found in this breakfast?

a)

Fruit

b)

Carbohydrates

c)

Vegetable

d)

Protein

e)

Dairy product

87.

Is this healthy food or junk food?

a)

Healthy Food

b)

Junk Food

88.

Choose the food group that this belongs to:

a)

Carbohydrate

b)

Protein

c)

Fat

d)

Fibre

89.

Choose the food group that this belongs to:

a)

Carbohydrate

b)

Protein

c)

Fat

d)

Fibre

90.

Choose the food group that this belongs to:

a)

Carbohydrate

b)

Protein

c)

vegetables

d)

Fibre

91.

Camels live in the ........................... .

a)

desert

b)

ocean

92.

Donkeys live in the .............................. .

a)

farm

b)

ocean

93.

Whales live in the ....................... .

a)

ocean

b)

forest

94.

...................... is the natural place of a plant or an animal

a)

A habitat

b)

A planetarium

95.

The elephant lives in .............. habitat.

a)

farm

b)

ocean

c)

forest

d)

desert

96.

The tiger eats ............. and lives in .......... habitats.

a)

carrots, forest

b)

meat , forest

c)

grass , farm

d)

meat , desert

97.

Which happens first: cause or effect?

a)

Cause

b)

Effect

98.

The causes of drought can either be natural or man-made?

a)

True

b)

False

99.

When a dry piece of land is submerged in water, this is called ______.

a)

hurricane

b)

tsunami

c)

flood

d)

water cycle

100.

Floods are caused by ______ rains

a)

hard

b)

heavy

c)

harm

d)

cloudy

101.

......................is something that create a change

a)

cause

b)

effect

102.

when goats eat large quantities of grass this called..................

a)

water hyacinth

b)

overgrazing

c)

drought

d)

flood

103.

it is plant that float on water and harm the environment?

a)

water hyacinth

b)

overgrazing

c)

flood

d)

drought

104.

from natural disasters---------------------and ,.--------------------that can change the environment .

a)

overgrazing

b)

flood

c)

drought

105.

flood has bad and good effect on the environment ?

a)

true

b)

false

106.

Living place of an organism is known as __________

a)

Adaptation

b)

Habitat

c)

Plant community

d)

None of the above

107.

It is the habitat which is full of trees

and there is rains all year

a)

The polar habitat

b)

rainforest habitat

c)

forest habitat

d)

grassland habitat

108.

It is a habitat where fresh water and salt water and land meet forming swamps

a)

wetland habitat

b)

grassland habitat

109.

It is a habitat which has dry and flat areas of land

and few trees .

a)

wetland habitat

b)

grassland habitat

c)

forest habitat

d)

ocean habitat

110.

it is the habitat where ice covers large parts of it and it found near to the north and south pole .

a)

ocean habitat

b)

rainforest habitat

c)

polar habitat

d)

wetland habitat

111.

vitamins are important nutrients that the body needs in large amount for normal growth .

a)

true

b)

fales

112.

Provide energy and important for the brain .

a)

carbohydrates

b)

proteins

c)

fats

113.

help in building and replacing tissues in the body

a)

carbohydrates

b)

proteins

c)

fats

114.

your diet must contain different types of nutrients ?

a)

true

b)

false

115.

The heart is located between

 your two ............. inside your chest.

a)

eyes

b)

kidney

c)

lungs

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