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G4 Semester 2 Revision (22-23)

Total questions: 87

Worksheet time: 1hrs 6mins

Name
Class
Date
1.

A ___ map shows us features like countries and cities.

a)

satellite

b)

political

c)

physical

d)

road

e)

tourist attraction

2.

(a)   are where your bones come together.

3.

The upper body is supported by your spine, which is made up of ___

a)

rib cage

b)

vertebrae

c)

invertebrate

d)

exoskeleton

e)

diaphragm

4.

The ___ protects internal organs.

a)

rib cage

b)

cartilage

c)

vertebrate

d)

joints

e)

heart

5.

The ___ protects your brain.

a)

skull

b)

skeleton

c)

rib cage

d)

diaphragm

e)

heart

6.

What is the function of the circulatory system?

a)

it brings blood with nutrients throughout the body

b)

it protects our internal organs

c)

it gives our body a shape

d)

it intakes oxygen and releases carbon dioxide

7.

(a)   are the blood vessels that carry blood back to the heart.

8.

____ are blood vessels that carry blood away from the heart.

a)

arteries

b)

veins

c)

organs

d)

heart

e)

trachea

9.

The ___ is a muscular organ that pumps blood throughout the body.

a)

heart

b)

arteries

c)

veins

d)

lungs

e)

brain

10.

The ____ system is a network made up of the heart, blood, and blood vessels.

a)

respiratory

b)

circulatory

c)

skeletal

d)

nervous

11.

What is number (7)?

(a)  

12.

What is number (6)

a)

mouth

b)

nose

c)

diaphragm

d)

lungs

e)

trachea

13.

What is number (8)?

(a)  

14.

Lungs, nose, trachea, throat, ... are organs of the (a)   system.

15.

all the parts of your body work together as _____ to do a specific function

a)

organ systems

b)

organs

c)

organisms

d)

cells

e)

human bodies

16.

Crabs, shrimp, and beetles have a hard (a)   to protect their body.

17.

(a)   can be different colors and protect animals from harmful materials

18.

Snakes and fish have (a)   on the outside of their bodies for protection.

19.

Which animals below have exoskeleton?

a)

Scorpion

b)

Frog

c)

Jellyfish

d)

Shrimp

e)

Crab

20.

Cats have ___ to help them climb and dig.

a)

scales

b)

feathers

c)

claws

d)

fur

e)

skin

21.

___ are hard covering that help protect animals on the outside.

a)

exoskeleton

b)

mammals

c)

birds

d)

amphibians

e)

cats

22.

Fish have (a)   , which have the same function as a mammal's lungs.

23.

We as a human has (a)   to breathe

24.

Which gas do we breath out.

(a)  

25.

Which gas do we breathe in?

(a)  

26.

What are the functions of the brain?

a)

to receive messages from sensory organs.

b)

to interpret the info intake

c)

to send messages to the rest of the body

d)

to intake carbon dioxide and release oxygen

e)

to intake oxygen and release carbon dioxide

27.

The (a)   controls the body's functions that we don't think about, such as breathing, heart rate.

28.

The ______ controls the body's functions that we don't think about, such as breathing, heart rate.

a)

brain stem

b)

gills

c)

diaphragm

d)

cerebrum

e)

throat

29.

The (a)   controls the balance and coordination of the body.

30.

The ___ controls the balance and coordination of the body.

a)

nose

b)

trachea

c)

cerebellum

d)

brain stem

e)

lungs

31.

The thinking part of the brain and controls our thoughts and imagination is called a (a)  

32.

The thinking part of the brain and controls our thoughts and imagination.

a)

cerebrum

b)

cerebellum

c)

brain stem

d)

heart

e)

lungs

33.

What are the three main parts of our brain??

a)

cerebrum

b)

cerebellum

c)

brain stem

d)

cerebellium

e)

cerebrem

34.

What are the functions of the skeletal system?

a)

supports the body

b)

gives our body a shape

c)

protects the internal organs

d)

all of the above

35.

What system is this?

(a)  

36.

What is this called?

(a)  

37.

The animals have an internal backbone is called (a)   .

38.

What type of seed dispersal is this?

(a)  

39.

What types of seed dispersal is this?

a)

wind

b)

water

c)

burst

d)

animal

40.

What does it mean "structure"?

a)

the organized parts in a body

b)

the unorganized parts in a body

c)

the parts that are similar to each other

d)

none of the above

41.

What is an ovary?

a)

a plant reproductive part

b)

a female reproductive part

c)

a male reproductive part

d)

an external part

42.

What does it mean "internal"?

a)

something is outside

b)

something is in between

c)

something is inside

d)

something is on the surface

43.

A (a)   is made up of organized parts to help a plant's survival.

44.

Layer A contains many shells and fossils of fish. What can you include about how this location has changed over time?

a)

changed from desert to forest

b)

changed from forest to desert

c)

changed from ocean to forest

d)

changed from forest to ocean

45.

Which layers contain fossils older than layer C?

(letters only)

(a)  

46.

We use a ___ ___ to tell about what happened during different era's in one place.

a)

fossil record

b)

layers record

c)

rocks record

d)

time scale

e)

sedimentary layers

47.

How many years ago did dinosaurs appear?

(number only)

(a)  

48.

Which era are we living in now?

(a)  

49.

What does a geologic timescale tell us?

a)

what animals existed

b)

what was the weather like in the past

c)

what food sources the animals did eat

d)

how many types of weather were in the past

50.

Which hazard is this?

a storm that starts over warm ocean water.

(Drought, landslide, hurricane, tornado, flood, blizzard, avalanche)

(a)  

51.

Which hazard is this?

a long period of time with no rain.

(Drought, landslide, hurricane, tornado, flood, blizzard, avalanche)

(a)  

52.

Which hazard is this?

wind and rain on land.

(blizzard, flood, drought, landslide, hurricane, tornado)

(a)  

53.

Which hazard is this?

Lots of snow and very windy.

(a)  

54.

What are the consequences (results) of the weather hazards?

a)

cause harm to people

b)

cause harm to nature

c)

build up mountains

d)

grow plants

e)

rebuild nature

55.

What are the examples of tectonic hazards?

a)

earthquakes

b)

tsunamis

c)

volcanoes

d)

droughts

e)

blizzards

56.

What are some weather hazards?

a)

hurricanes

b)

droughts

c)

blizzards

d)

earthquakes

e)

tornadoes

57.

When an earthquake happens, it means that two of the plates...

Circle all that apply

a)

slide past each other

b)

pulled away from each other

c)

remained stable

d)

fly past each other

e)

bumped into each other

58.

What does each dot represent in the map?

a)

earthquakes

b)

cities

c)

lakes

d)

forests

e)

volcanoes

59.

In the picture above, what is the name of the ring of dots around the Pacific

Plate?

a)

circle of flames

b)

ring of doom

c)

circles of plates

d)

ring of fire

e)

ring of mountains

60.

What is the scientific name of the plates located on the earth’s crust?

a)

trachea plates

b)

technical plates

c)

tectonic plates

d)

trench plates

e)

technological plates

61.

This is a (a)   map

62.

This is a (a)   map

63.

What is this?

(a)  

64.

Is this a physical map?

a)

True

b)

False/ topographical

c)

False/ political

d)

False/ satellite

65.

A ____ map features mountains, rivers and lakes.

a)

political

b)

physical

c)

topographical map

d)

tourist attraction

e)

street

66.

The Earth's crust has ___ below the surface that move in many ways to change our landscape.

a)

plates

b)

fire

c)

rocks

d)

animals

e)

trees

67.

Which hazard is this?

rocks and soil slide down a hill.

(Drought, landslide, hurricane, tornado, flood, blizzard, avalanche)

(a)  

68.

Which hazard is this?

water flowing over land

(Drought, landslide, hurricane, tornado, flood, blizzard, avalanche)

(a)  

69.

The ___ time scale tells us about what animals existed in the past and what the environment was like during different time periods during Earth's past.

a)

geologic

b)

ecological

c)

technological

d)

archaeologist

e)

geology

70.

What era did dinosaurs appear?

(a)  

71.

What is the oldest era?

(a)  

72.

How many years ago did Precambrian end?

(number only)

(a)  

73.

What is this called?

(a)  

74.

What is the oldest layer?

(letter only)

(a)  

75.

A student was provided with a fossil older than layer D but younger than layer B. Which rock layer was it more likely collected from?

a)

Layer C

b)

Layer A

c)

Layer E

d)

Layer D

76.

Layer B contains many plant fossils. In what type of environment did layer B most likely form?

a)

desert

b)

tundra

c)

ocean

d)

forest

77.

The crust is made up of pieces called __

a)

boundaries

b)

plates

c)

soil

d)

rocks

78.

Another word for function?

a)

event

b)

equation

c)

job

d)

bacteria

e)

fungus

79.

What are the materials for the photosynthesis?

a)

sunlight

b)

water

c)

carbon dioxide

d)

oxygen

e)

glucose

80.

What materials photosynthesis helps plants produce?

a)

sugar (glucose)

b)

salt

c)

oxygen

d)

carbon dioxide

e)

stomata

81.

During the photosynthesis, plants take in ___ and release ___.

a)

carbon dioxide/ nitrogen

b)

hydrogen/ carbon dioxide

c)

oxygen/ carbon dioxide

d)

carbon dioxide/ oxygen

e)

oxygen/ hydrogen

82.

What is the name of number 1

a)

filament

b)

anther

c)

petal

d)

ovary

e)

stem

83.

What is a male reproductive part of plant?

a)

petal

b)

ovary

c)

pistil

d)

stamen

e)

sepal

84.

What external part of the plant is the vascular system located in?

(a)  

85.

What does a vascular system in stem contain?

a)

xylem

b)

phloem

c)

stomata

d)

roots

e)

chloroplast

86.

What is this called?

(a)  

87.

The animals do not have a backbone is called (a)