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Worksheets

review p5

Total questions: 140

Worksheet time: 2hrs 39mins

Name
Class
Date
1.
Where does gas exchange occur in the lungs?
a)
Lobes
b)
Cilia
c)
Alveoli
d)
Epistaxis
2.

What is the dome-shaped muscle below the lungs called?

a)

diaphragm

b)

sternum

c)

esophagus

d)

trachea

3.
The trachea is located ______________________ to the esophagus.
a)
lateral
b)
medial
c)
anterior
d)
posterior
4.
Within the lungs, the exchange of oxygen and carbon dioxide occurs between the ___ and the capillaries. 
a)
trachea 
b)
bronchi 
c)
alveoli
d)
diaphragm
5.
When you breathe, your lungs take in ___ and remove ___. 
a)
air/oxygen
b)
oxygen/carbon dioxide 
c)
carbon dioxide/waste 
d)
waste/air 
6.

What is the first step in the journey of oxygen through the respiratory system?

a)

Entering the trachea

b)

Passing through the larynx

c)

Entering through the nose/mouth

d)

Reaching the alveoli

7.

What is the diaphragm described as in the text?

a)

A round muscle

b)

A flat muscle

c)

A long muscle

d)

A thick muscle

8.

What is a necessary substance for our cells to get energy?

a)

Carbon dioxide

b)

Oxygen

c)

Nitrogen

d)

Hydrogen

9.

What does the respiratory system allow us to do?

a)

Digest food

b)

Exchange gases in the air

c)

Circulate blood

d)

Absorb nutrients

10.

Which is part of blood responsible to carry wastes, nutrients, and minerals?

a)

red blood cells

b)

white blood cells

c)

platelets

d)

plasma

11.

Which side of the heart pumps blood rich in oxygen to the whole body?

a)

Right side

b)

Left side

c)

Both sides

12.

What type of blood vessel is the smallest and has the thinnest walls?

a)

capillaries

b)

arteries

c)

platelets

d)

veins

13.

Which type of blood vessel has thinner walls?

a)

artery

b)

vein

14.

Identify the structure pointed by the arrow

a)

Left atrium

b)

Right atrium

c)

Left ventricle

d)

Right ventricle

15.

Identify the structure pointed by the arrow

a)

Left atrium

b)

Right atrium

c)

Left ventricle

d)

Right ventricle

16.

Identify the structure pointed by the arrow

a)

Left atrium

b)

Right atrium

c)

Left ventricle

d)

Right ventricle

17.

The circulatory system consists of what three parts?

a)

Heart

b)

Brain

c)

Blood

d)

Blood vessels

e)

Liver

18.
What does Deoxygenated mean?
a)
Oxygen-rich
b)
Blood flow
c)
Oxygen-poor
d)
Water Flow
19.
The circulatory system works with the __________ system to obtain energy from nutrients that we eat. 
a)
respiratory 
b)
digestive
c)
skeletal
d)
nervous
20.

The job of the heart is to . . .

a)

pump blood around the body.

b)

send food to the small intestines.

c)

break down food.

d)

give energy to the body.

21.

Arteries carry oxygen rich blood away from the heart.

a)

True

b)

False

22.

Veins carry oxygen poor blood back to the heart.

a)

False

b)

True

23.
How many types of blood vessels are in our body?
a)
1
b)
2
c)
3
d)
4
24.

What is the main organ of the circulatory system?

a)

small intestine

b)

bone

c)

lungs

d)

heart

25.
a)

1

b)

2

c)

3

d)

4

26.
a)

1

b)

2

c)

3

d)

4

27.
a)

1

b)

2

c)

3

d)

4

28.
a)

1

b)

2

c)

3

d)

4

29.
a)

1

b)

2

c)

3

d)

4

30.
a)

1

b)

2

c)

3

d)

4

31.
a)

1

b)

2

c)

3

d)

4

32.
a)

1

b)

2

c)

3

d)

4

33.
a)

1

b)

2

c)

3

d)

4

34.
a)

1

b)

2

c)

3

d)

4

35.
a)

1

b)

2

c)

3

d)

4

36.

The water cycle on Earth can take place repeatedly because water _______.

A: melts at 0oC and boils at 100oC

B: has volume and is not compressible

C: can change from one state to another

D: is important for the survival of living things

a)

D only

b)

C only

c)

A, B and C only

d)

A, B, C and D

37.

Mingfen hung a wet towel in the bathroom.

Which of the following ways would help to dry the towel faster?

A: fold the towel in half

B: open the door of the bathroom

C: use a hairdryer to blow the towel

a)

A and B only

b)

A and C only

c)

B and C only

d)

A, B and C

38.

The table shows the state of three substances, P, Q and R, at different temperatures.

Which statement can be concluded?

a)

P has the highest boiling point.

b)

Q has a lower melting point than P.

c)

Q has a higher boiling point than R.

d)

R has the highest freezing point.

39.

Set-ups P and Q were placed on a table. They contained equal amounts of water at 25 °C and equal amounts of ice cubes. The beaker in set-up P was wider.

After a while, more water droplets formed in set-up P. Which statement explains this observation?

a)

More water evaporated because the water was warmer.

b)

More water vapour condensed because the ice cubes were colder.

c)

More water evaporated because the exposed surface area of water was larger.

d)

More water vapour condensed because there was less air movement in the beaker.

40.

The table shows the melting and boiling points of substances P and Q.

At which temperature are substances P and Q in different states of matter?

a)

150°C

b)

200°C

c)

350°C

d)

450°C

41.

When water changes from gas to liquid at 100 °C, which of the following is correct?

a)

The water is boiling.

b)

The water gains heat from the surroundings.

c)

The water loses heat to the surroundings.

d)

There is no heat gain or loss by the water.

42.

Heat is released, when ( choose any 2 answers)

a)

Freezing

b)

Melting

c)

Sublimation (Solid to Gas)

d)

Sublimation (Gas to Solid)

e)

Condensation

43.

Heat is absorbed, when (choose any 3 answers)

a)

Melting

b)

Freezing

c)

Sublimation (Solid to Gas)

d)

Condensation

e)

Evaporation/boiling

44.

When evaporation/boiling occur,

a)

heat is absorbed

b)

heat is released

45.

When sublimation occur from solid to gas

a)

heat is released

b)

hear is absorbed

46.

When freezing occur,

a)

heat is absorbed

b)

heat is released

47.

When evaporation/boiling occur,

a)

heat is absorbed

b)

heat is released

48.

When melting occur,

a)

heat is absorbed

b)

heat is released

49.

When condensation occur,

a)

heat is absorbed

b)

heat is released

50.

At what temperature does water freeze?

a)

0 oC

b)

100 oC

c)

1oC

d)

30oC

51.

At what temperature does ice melt?

a)

0 oC

b)

100 oC

c)

1oC

d)

30oC

52.

What are the 3 states of matter?

a)

solid, freezing, melting

b)

solid, liquid, gas

c)

water, water vapour, ice

d)

It takes up space and has mass.

53.

What is the process called when water changes to water vapour?

a)

evaporation

b)

condensation

c)

freezing

d)

boiling

54.

What is the process called when liquid water changes to solid?

a)

freezing

b)

melting

c)

condensation

d)

evaporation

55.

Water forms on the outside of iced tea on a hot day. What process causes the water to form?

a)

Condensation

b)

Evaporation

c)

Melting

d)

Freezing

56.

Which of the following statements describe the similarities between melting of ice and the freezing of water?


A Heat is gained in both processes.

B Both processes take place at 0oC.

C Both processes involve a change of state.

a)

A and B only

b)

A and C only

c)

B and C only

d)

A, B and C

57.

Ameera wants to conduct an experiment to find out if ice melts faster when more heat is applied to it. Which of the following variable(s) should she keep the same?


A Amount of ice used

B Amount of heat applied

C Shape of container used

D Location at which the experiment is conducted

a)

B only

b)

A and C only

c)

A, C and D only

d)

A, B, C and D

58.

Jed filled a beaker with water and left it in a room at 27oC. After a few minutes, Jed observed water droplets on the outer surface of the beaker.


Which of the following is most likely the temperature of the water in the beaker?

a)

10oC

b)

37oC

c)

50oC

d)

100oC

59.

A beaker of ice was heated over a period of time. The changes in temperature are shown in the graph.


Which of the following correctly matches the processes to the parts of the graph?

a)

Melting: AB Boiling: BC

b)

Melting: AB Boiling: CD

c)

Melting: BC Boiling: AB

d)

Melting: BC Boiling: CD

60.

During which of the following processes does water gain heat?


A Freezing

B Condensation

C Boiling

D Evaporation

a)

A and B only

b)

A and D only

c)

B and C only

d)

C and D only

61.

Which part of the male reproductive system produce and store sperm?

a)

The Scrotum

b)

The prostate

c)

The testicles

d)

The penis

62.

When the umbilical cord is cut and tied after birth, forms our...

a)

thumb

b)

Finger

c)

Navel

d)

Bottom

63.

Where does the foetus develop during pregnancy?

a)

In the Uterus

b)

In the vagina

c)

In the tummy

d)

In the falopian tubes

64.

The foetus recieves nutrients and oxygen during pregnancy via the...

a)

Stomach

b)

Blood

c)

Placenta

d)

Amniotic fluid

65.

What protects the foetus during pregnancy?

a)

The umbilical cord

b)

The amniotic fluid

c)

The placenta

d)

The plasma

66.

When an ovum is fertilised the cells start to divide and multiply, this is called...

a)

Baby

b)

Foetus

c)

child

d)

Zygote

67.

Which of these organs are part of the female reproductive organs

a)

Falopian tubes

b)

Ovaries

c)

Prostate

d)

Uterus

68.

Plants with fleshy and edible fruits with tiny seeds are eaten by .......

a)

animals

b)

water

c)

wind

d)

explosive action

69.

The condition required for a seed to germinate is ….

a)

Presence of bee

b)

Presence of pollen grains

c)

Presence of warmth

d)

Presence of flower

70.

Based on picture, the following section which contains pollen sacs which release pollen grains when ripe are indicated by the number ....

a)

2

b)

4

c)

6

d)

8

71.

The … is outer covering of the seed.

a)

embryo

b)

seed coat

c)

seed leaves

d)

stamen

72.

How do plants reproduce?

a)

lay eggs and give birth

b)

spores and lay egg

c)

plant parts and give birth

d)

seeds and spores

73.

The stages from a cycle that keep repeating called ....

a)

reproduction

b)

life cycle

c)

living things

d)

plants

74.

Label A and B in this picture are ....

a)

egg cell

b)

sperm cell

c)

egg cell, sperm cell

d)

sperm cell, egg cell

75.
Most fish have external fertilization.
a)
True
b)
False
76.
Eggs are generally round or oval.
a)
True
b)
False
77.
Eggs and sperm have similar features.
a)
True
b)
False
78.
An investigation was carried out on a plant species.  Plant 1 – Anthers removed; buds left open to the air. Plant 2 – Anthers untouched; paper bag tied tightly around each bud. Plant 3 – Anthers removed and paper bag tied tightly around each bud.  
Although all flowers later opened normally, only those on plant 1 produced seeds. This results shows that:  
a)
only cross-pollination can take place.
b)
only wind-pollination can take place. 
c)
only insect-pollination can take place.
d)
both self-and cross-pollination can take place. 
79.
I am a flower that produces nectar. What is the function of the nectar?
a)
To provide food for the flower
b)
To attract pollinators
c)
To attract animals to disperse the fruits
d)
To produce perfumes for Man
80.

Which of the following is describes Self-Pollination?

a)

Pollen grains are transferred from anther to stigma of another flower.

b)

Pollen grains are transferred from filament to stigma of the same flower.

c)

Pollen grains are transferred from anther to stigma of the same flower.

d)

Pollen grains are transferred from stigma to anther of the same flower.

81.

Which of the following consists of only parts of the female parts of the flower?

a)

style, ovary, anther, pollen grain

b)

anther. style, ovary, stigma, egg cell

c)

egg cell, male reproductive cell, ovule

d)

ovule, ovary, style, stigma, egg cell

82.

Which is NOT a characteristic of seeds dispersed by animals?

a)

Fruits or seeds have hooks

b)

Fruits are fleshy and juicy

c)

Fruits have trapped air in their husks

d)

Seeds are passed out through animal's droppings

83.

When we prevent overcrowding of plants, we reduce the competition for ________________________________________.

a)

Water, Minerals and Light

b)

Water, Nutrients and Minerals

c)

Water, Nutrients, Light and Minerals

d)

Water, Light and Space

84.

Which of the following is NOT a characteristic of seeds dispersed by water?

a)

has fibrous husks

b)

has hooks

c)

has waterproof covering

d)

can stay afloat on water

85.

Which is NOT a characteristic of flowers that are pollinated by wind?

a)

feathery stigma

b)

light

c)

sweet nectar

d)

small petals

86.

What is NOT a characteristic of seeds dispersed by wind?

a)

wing-like structures

b)

feathery

c)

light

d)

Has pods

87.

Which of the following is the right order?

a)

Pollination -- Dispersal -- Germination -- Fertilisation

b)

Pollination -- Fertilisation -- Germination -- Dispersal

c)

Pollination -- Dispersal -- Fertilisation -- Germination

d)

Pollination -- Fertilisation -- Dispersal -- Germination

88.

What are NOT being passed down from parent plant to their young olant?

a)

feathery stigma

b)

type of fruit

c)

brightly coloured flowers

d)

fertile soil

89.

Why do living things reproduce?

a)

Living things do not have a choice.

b)

To ensure continuity of their kind.

c)

To ensure consistency in their kind.

90.
Fertilization is the process by which an 
a)
egg and pollen combine
b)
embryo grows into a plant
c)
animal carries pollen between plants
91.
The female part of a flower is
a)
pistil
b)
stamen
c)
filament
d)
sepal
92.
They enclose the egg cells inside the ovaries.
a)
ovules
b)
anther
c)
seeds
d)
stamen
93.
Brightly colored parts of flowers that attract insects.
a)
petals
b)
pistils
c)
stamen
d)
filaments
94.
The enlarged base of the pistil that stores the eggs of the plant is the ___.
a)
ovary
b)
ovule
c)
stigma
d)
style
95.
The part of the flower on which the pollen grains land.
a)
pistil
b)
stamen
c)
sepals
d)
stigma
96.
The pollen grains are found in this part of the stamen.
a)
anther
b)
style
c)
pistil
97.
The male part of the flower is________
a)
pistil
b)
sepal
c)
ovaries
d)
stamen
98.

The filament and the anther make up the ... .

a)

stamen

b)

ovary

c)

carpel

d)

seed

99.

The parts of the flower labelled X and Y in the diagram are ... .

a)

X = petal, Y = anther

b)

X = sepal, Y = anther

c)

X = sepal, Y = carpel

d)

X = petal, Y = filamen

100.

For sexual reproduction in a plant, which one of the following conditions must be met?

a)

The pollent must be transferred by insect

b)

The male and female gametes must meet

c)

The stamen must be inside the petals

d)

There must be nectar or scent present in the flower

101.

One of the function of a petal in a flowering plant is to ... .

a)

make pollens grains

b)

connect the stigma to the ovary

c)

protects the internal part of the flower

d)

support the anther

102.

The transfer of pollen from a stamen to carpel is known as ... .

a)

fertilisation

b)

reproduction

c)

germination

d)

pollination

103.

The spreading of a seed as far away as possible from the parent plant is known as ... .

a)

germination

b)

fertilisation

c)

dispersal

d)

reproduction

104.

A plant's organ of sexual reproduction is in its ... .

a)

stem

b)

flower

c)

fruit

d)

root

105.

The production of pollen grains is a function of the ... .

a)

anther

b)

ovule

c)

filament

d)

style

106.

The developing body gets its nutrients from the mother's blood through the ....

a)

womb

b)

umbilical cord

c)

sperm cell

d)

egg cell

107.

... occurs when the sperm cell and egg cell fuse.

a)

Fertilization

b)

Reproduction

c)

Adaptation

d)

Growing

108.

Reproduction that requires two organisms, a male and a female is called ....

a)

sexual reproduction

b)

asexual reproduction

109.

Reproduction that requires only one parent. The young produce is a clone of the parent is called as ....

a)

sexual reproduction

b)

asexual reproduction

110.

The process of producing offspring that are biologically or genetically similar to the parent organism is called ....

a)

reproduction

b)

adaptation

c)

growing

d)

fertilizations

111.

A material that does NOT let electricity pass through it is called ...

a)

electrical conductor

b)

Battery

c)

electrical insulator

d)

light bulb

112.

Does energy flow through an open or closed switch?

a)

open switch

b)

closed switch

c)

both open and closed

d)

neither

113.

Which wire would you need to cut in order for the circuit to be incomplete (not work)?

a)

wire 1

b)

Wire 3

c)

wire 5

114.

What is Mrs. Rodriguez's favorite season?

a)

winter

b)

fall

c)

spring

d)

summer

115.

Mrs. Rodriguez has a battery, wooden spoon, copper wire, metal paperclip, and a light bulb. Which materials does Mrs. Rodriguez need in order to create a complete circuit?

a)

battery, wooden spoon, copper wire, and light bulb

b)

battery, metal paperclip, copper wire, and light bulb

c)

metal paperclip, copper wire, and light bulb

d)

battery, wooden spoon, and light bulb

116.

The light bulb does not turn on, which statement explains why it is not working?

a)

The battery is dead

b)

The light bulb is broken

c)

The bell is taking all of the energy

d)

The light bulb is not part of a complete circuit

117.

In order to produce ONLY LIGHT energy, which switch(es) would you need to close?

a)

switch 1 and switch 2

b)

switch 1, 2, and 3

c)

switch 2 and switch 3

d)

switch 1 and 3

118.

What forms of energy are you using if you close switch 1?

a)

light and electrical

b)

light, sound, and electrical

c)

light

d)

sound

119.

Which lights would turn on if your closed switches 1 and 2?

a)

red, blue, and white

b)

red and white

c)

red and blue

d)

blue, white, yellow

120.

The circuit does not work, what could you do to allow the circuit to work?

a)

Add another light

b)

Add another battery

c)

Open the switch

d)

Remove the wood block and connect the wires

121.

Why does the following circuit not work?

a)

The light bulb is broken

b)

The switch is closed

c)

The wood block is an insulator

d)

The battery is dead

122.
A class prepared some electrical circuits using battery, connecting wires, and three light bulbs.  Which of these circuits can make the three bulbs light?
a)
A
b)
B
c)
C
d)
D
123.
What is a Parallel circuit? 
a)
Has only one path 
b)
Has more than one path 
c)
Allows energy to travel through easily 
d)
Has only one light bulb
124.
What kind of circuit is this?
a)
series
b)
parallel
125.
Why won’t the light bulb in the circuit pictured to the right light up?
a)
The wires from the second light bulb are not connected to the battery
b)
The wires are not connected between the light bulbs 
c)
The wires are not connected to both sides of the first light bulb
d)
The wires are too long to complete the circuit 
126.
Is the following photo of an open circuit or closed circuit? 
a)
A closed circuit which allows electricity to flow
b)
An open circuit which does not allow electricity to flow
127.

The diagram shows an electric circuit with four bells that a student plans to build. When the student connects the wire as shown, which of the bells will ring?

a)

Bell 1 only

b)

Bells 1 and 4 only

c)

Bells 3 and 4 only

d)

Bells 1, 2, 3, and 4

128.

Students constructed a circuit using different-colored lightbulbs. What will happen if Switch 3 is closed and the other switches are left open?

a)

Only the white bulb will operate

b)

None of the bulbs will operate

c)

Only the white and yellow bulbs will operate

d)

Only the red and blue bulbs will operate

129.

A group of students built the circuit shown above. The lightbulb does not glow. Which statement explains this observation?

a)

The battery is not charged

b)

The lightbulb is not part of a complete circuit

c)

The circuit does not have a switch

d)

The bell uses most of the energy from the battery

130.

The diagram shows a series circuit with three lit bulbs. How many of the bulbs will remain lit if the wire is cut a the point shown by the arrow?

a)

0

b)

1

c)

2

d)

3

131.

A student builds a circuit made up of a battery, two light bulbs, and a switch. What will the student most likely observe in this circuit?

a)

Light bulb 1 and light bulb 2 will both be on

b)

Light bulb 1 will be off, but light bulb 2 will be on

c)

Light bulb 1 and light bulb 2 will both be off

d)

Light bulb 1 will be on, but light bulb 2 will be off

132.
If bulb 1 burns out, what will occur?
a)
bulbs 2 and 3 will go out
b)
bulbs 2 and 3 receive more volts
c)
bulbs 2 and 3 will stay lit
d)
nothing will happen
133.
What type of circuit is represented by the diagram?
a)
closed
b)
series
c)
open
d)
parallel
134.
Will the light bulb in this circuit light and why/why not?
a)
yes, because it has two batteries
b)
no, because the switch is open
c)
yes, because it is in a circuit
d)
no, because the bulb is burned out
135.
This image represents what type of circuit?
a)
open
b)
closed
c)
series
d)
parallel
136.
What material would be safest to use as an insulator to cover electrical wires?
a)
rubber
b)
tin
c)
aluminum
d)
water
137.
Which of these substances conducts electricity the best?
a)
wood
b)
brick
c)
copper
d)
plastic
138.
The electrician in this picture is wearing rubber gloves for protection.  The purpose of the rubber gloves is to --
a)
keep the electrician dry
b)
create an electrical circuit
c)
produce electricity
d)
protect the electrician
139.
A fifth grade class constructed this circuit.  Which of these objects most likely made the light glow when connected to points X and Y?
a)
plastic straw
b)
cotton string
c)
aluminum foil
d)
rubber eraser
140.
Which of these best completes the circuit?
a)
rubber band
b)
metal nail
c)
leather shoelace
d)
wooden toothpick