wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

GK REVIEW 1

Total questions: 45

Worksheet time: 45mins

Name
Class
Date
1.

Which organ system includes the heart, blood vessels, and blood?

a)

Digestive system

b)

Circulatory system

c)

Respiratory system

d)

Muscular system

2.
Which organ system includes the esophagus, stomach, small intestines, and large intestines?
a)
Digestive system
b)
Circulatory system
c)
Respiratory system
d)
Endocrine system
3.
Which organ system includes the brain, spinal cord, and nerves?
a)
Nervous system
b)
Muscular system
c)
Skeletal system
d)
Excretory system
4.
Which organ system delivers oxygen and nutrients to all of the body's cells?
a)
Nervous system
b)
Integumentary system
c)
Respiratory system
d)
Circulatory system
5.
Which organ system controls major body functions, muscular movements, and responses?
a)
Nervous system
b)
Integumentary system
c)
Respiratory system
d)
Circulatory system
6.
Which organ system gets oxygen into the bloodstream and removes carbon dioxide?
a)
Respiratory system
b)
Muscular system
c)
Digestive system
d)
Circulatory system
7.
Major organs of the digestive system
a)
Kidneys, nephrons
b)
Stomach, intestines, mouth
c)
Heart, blood vessels, blood
d)
Liver, kidneys, heart
8.

What is the function of this system?

a)

The protection of vital organs from injury

b)

The production of hormones that regulate growth and metabolism.

c)

The chemical breakdown of food into smaller pieces

d)

The transport of nutrients, water, and oxygen to body cells.

9.

What is the function of this system?

a)

The protection of vital organs from injury

b)

The production of hormones that regulate growth and metabolism.

c)

The chemical breakdown of food into smaller pieces

d)

The transport of nutrients, water, and oxygen to body cells.

10.

What is the function of this system?

a)

The protection of vital organs from injury

b)

The production of hormones that regulate growth and metabolism.

c)

The chemical breakdown of food into smaller pieces

d)

The transport of nutrients, water, and oxygen to body cells.

11.
On a food web in which direction does the arrow point?
a)
To the one doing the eating
b)
To the one being eaten
c)
It does not matter
d)
Neither, there is no arrow on the line
12.
How are Omnivores and Herbivores similar?
a)
They both eat meat
b)
They both eat meat and plants
c)
They both eat dead things
d)
They both eat plants
13.
Factor that you keep the same in an experiment
a)
Independent Variable
b)
Dependent Variable 
c)
Controlled Variable
d)
Operational Definition
14.
Information that you gather with your senses is called
a)
an opinion
b)
a question
c)
a belief
d)
an observation
15.
A pair of researchers are wanting to see the effect of carbon dioxide on the growth of plants.  They use a greenhouse to create an environment with an elevated carbon dioxide levels.  In another greenhouse, they monitor the gases to keep carbon dioxide levels to a normal level.  They keep the humidity, the sunlight levels, duration of light,  water, and fertilizer the same between both groups.  The researchers recorded the height, leaf numbers, and change in mass of the plants in each greenhouse.   In this experiment, what would be the control variable (s) 
a)
amount of water
b)
amount of light 
c)
both the water and the light
d)
neither the water or the light
16.

Mrs. Ditty wants to investigate which brand of trash bag can withstand the most amount weight before ripping. Identify the responding variable (biến phụ thuộc) for her investigation.

a)

amount of trash bags

b)

brand of trash bags

c)

amount of weight

d)

same size trash bags

17.

Mrs. Ditty wants to investigate which brand of trash bag can withstand the most amount weight before ripping. Identify one possible control variable for her investigation.

a)

amount of trash bags

b)

brand of trash bags

c)

amount of weight

d)

same size trash bags

18.

Hui Ling would like to test the rate of heat conduction of different materials. She set up the apparatus below with different number of ice cubes and two plates of different materials. What should she do to ensure a fair test?

a)

Use the same type of plates and different number of ice cubes.

b)

Use the same type of plates and the same number of ice cubes.

c)

Use different types of plates and different number of ice cubes.

d)

Use different types of plates and the same number of ice cubes.

19.
How many variables should a scientist change with each new experiment?
a)
1
b)
2
c)
3 or more
d)
as many as he wants to
20.

John and Emily were experimenting with the effects of salt on plant growth. To do this, they watered plants daily with the same amount of salt water. They could best improve their experiment by

a)

increasing the amount of salt added to the water each day

b)

cooling the salt water before watering the plants

c)

adding food color to see how far the salt penetrates the plants

d)

watering half the plants with pure water and half with salt water

21.

Matt wants to test which liquid freezes first –Milk or Pepsi. He poured 10 ml of milk in one glass and 10 ml of Pepsi in another glass of same size and kept them in a freezer. After every 10 minutes he checked his freezer and recorded his observations. Pepsi froze first, and then milk. Which factor has he kept same?

a)

a) Type of liquid

b)

b) Time it took to freeze

c)

c) amount of liquid

22.

Betty wants to test which type of phone has the longest battery life - iPhone or Samsung. She bought a new phone for each and charged them completely to 100%. Then, she put each phone on and noted the time it took for the battery to run out of charge. What factor did she change in the experiment?

a)

a) Type / brand of phone

b)

b) Time it took the battery to run out of charge.

c)

c) Time it took to charge to 100%

23.

Kiaan wants to find out which ball will bounce for a longer time. He took two balls of the same size.One ball was made up of plastic and the other ball made up of rubber. He dropped both the balls from the same height. What is the factor he will measure?

a)

a) Material of the balls.

b)

b) Height from which the balls are dropped

c)

c) Time taken for the balls to bounce

24.

Which foods contains carbohydrates?

a)
b)
c)
d)
25.

Wholegrain foods are healthier because they…

a)

contain fibre

b)

are grown on special farms

c)

are made with healthy oils

d)

taste better

26.

Which is an example of a dairy product?

a)

bread

b)

watermelon

c)

bacon

d)

milk

27.

Which foods keep us healthy?

a)

fats

b)

proteins

c)

carbohydrates

d)

vitamins and minerals

28.

Which food group on the food wheel should we eat the most of? It is the biggest section of the food wheel!

a)

fats

b)

protein

c)

fruits and vegetables

d)

carbohydrates

29.

Fertilisation is when a sperm fuses with an egg.

a)

True

b)

False

30.
Sound is a form of....
a)
currency
b)
light
c)
energy
d)
geography
31.

There must be _____________ for there to be sound and sound transfer.

a)

refraction

b)

reflection

c)

light

d)

vibrations

32.
True or False?  Sound can travel through empty space.
a)
True
b)
False
33.
Sound travels fastest through
a)
gases
b)
liquids
c)
solids
d)
plasma
34.
In our experiment, we found that water in one certain material LOST more heat than the others. Which material was this, and what did that mean about the material?
a)
Metal - It was our best conductor
b)
Styrofoam - It was our best conductor
c)
Metal - It was our best insulator
d)
Styrofoam - It was our best insulator
35.
What is the BEST example of a conductor?
a)
A plastic toy
b)
A wooden table
c)
A styrofoam cup
d)
A metal shed
36.
An insulator . . .
a)
Allows a lot of heat to escape
b)
Makes the temperature of an object rise
c)
Moves heat from one place to another
d)
Traps heat inside an object
37.
What is the BEST example of a conductor? 
a)
A wooden block
b)
A ceramic mug
c)
A glass cup
d)
A metal bowl
38.

In these sentences, which one the word "bò" means an animal?

a)

Trưa nay con nấu hai bò gạo nhé!

b)

Ngang như cua bò.

c)

Chưa học bò đã lo học chạy.

d)

Ngoài bờ ruộng, những con bò đang thung thăng gặm cỏ.

39.

Which word is the synonym of “lạnh giá”?

a)

Buốt lạnh

b)

Buốt nhói

c)

Nhói đau

d)

Đau buốt

40.

Which word is the synonym of “thân thiết”?

a)

thân hình

b)

thân thương

c)

thân mật

d)

thân yêu

41.

Which words are the synonyms of “chết”?

a)

Mất, hi sinh, sống, qua đời.

b)

Mất, hi sinh, từ trần, qua đời.

c)

Mất, tàn lụi, qua đời, xác xơ.

d)

Mất, từ trần, tử, tồn tại.

42.

Which words are the synonyms of “chờ đợi”?

a)

ngóng trông, chờ mong, trông mong, mong ngóng.

b)

trông mong, trông chờ, ngóng đợi, mong muốn.

c)

ngóng đợi, trông mong, đợi chờ, ước ao.

d)

trông mong, ngóng đợi, hi vọng, cầu nguyện.

43.

Which words are synonyms of “rộng lớn”?

a)

hùng vĩ, lớn lao

b)

thênh thang, bao la

c)

rộng rãi, phóng khoáng

d)

lớn lao, phóng khoáng

44.

Which words are the synonyms of “chăm chỉ”?

a)

cần cù, chịu khó, siêng năng, giỏi giang.

b)

thông minh, chăm ngoan, chuyên cần, chịu khó.

c)

cần mẫn, siêng năng, thật thà, chuyên cần.

d)

cần cù, chịu khó, siêng năng, chuyên cần.

45.

Which pair of words are not synonyms?

a)

bát ngát – mênh mông

b)

nhỏ bé – bé xíu

c)

mênh mông – thăm thẳm

d)

nhỏ - loắt choắt