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WorksheetsGENERAL SCIENCE 8
Total questions: 30
Worksheet time: 10mins
Name
Class
Date
1.
What is the total number of bones in the human body?
a)
206
b)
501
c)
306
d)
111
2.
. The Earth is surrounded by an insulating blanket of gases, which protects it from the light and the heat of the Sun. This insulating layer is called the
a)
Stratosphere
b)
Troposphere
c)
Atmosphere
d)
Hydrosphere
3.
The primary source of carbohydrate is:
a)
Animals
b)
Plants
c)
Coal Tar
d)
Crude oil
4.
Name the metal which is liquid at room temperature.
a)
carbon
b)
hydrogen
c)
mercury
d)
oxygen
5.
A push or a pull that can move an object is a __________.
a)
gear
b)
lever
c)
force
d)
machine
6.
The SI unit for energy is...
a)
Kilograms
b)
Joule
c)
Meters per second
d)
Pounds
7.
An example of a physical change is
a)
burning paper
b)
baking cookies
c)
the rusting of iron
d)
mixing a milkshake
8.
An electron has a ___________ charge.
a)
positive
b)
negative
c)
neutral
9.
Which type of energy does the battery produce?
a)
sound
b)
light
c)
mechanical
d)
electrical
10.
A synthetic fibre.
a)
cotton
b)
nylon
c)
jute
d)
wool
11.
What is the S.I unit for measuring temperature?
a)
Newton
b)
Kilogram
c)
Kelvin
d)
Celsius
12.
Plants have organs to help them to survive.
They have ___________ to absorb water.
They have ___________ to absorb water.
a)
roots
b)
stem
c)
leaves
d)
flower
13.
What part of blood is responsible for fighting infections?
a)
Erythrocytes
b)
Leucocytes
c)
Thrombocytes
d)
Plasma
14.
What type of blood vessels carry blood AWAY from the heart?
a)
Arteries
b)
Veins
c)
Capillaries
d)
Oesophagus
15.
A person has bleeding gums. This could be caused by a lack of which nutrient?
a)
Calcium
b)
Iron
c)
Vitamin C
d)
Vitamin D
16.
Which is the largest living bird:
a)
Turkey
b)
Ostrich
c)
Dodo
d)
Peacock
17.
1. Which acid is used in cold drinks/soft drinks?
a)
Sulphuric acid
b)
Carbonic acid
c)
Hydrochloric acid
d)
citric acid
18.
A solar panel is kept black so that it absorbs more
a)
heat
b)
water
c)
light
d)
oxygen
19.
Name the instrument that measures wind speed?
a)
Hydrometer
b)
odometer
c)
sphygmomanometer
d)
Anemmometer
20.
What is the first name of the famous scientist who gave us Newton’s three laws of motion?
a)
Issac
b)
Robert
c)
Alexander
d)
Tom
21.
Before the insect became a caterpillar, it was a/an
a)
adult
b)
larva
c)
pupa
d)
egg
22.
An Albatross is ?
a)
A sea bird
b)
A beetle
c)
A fruit
d)
A city
23.
The largest animal in the world is the?
a)
Giraffe
b)
Camel
c)
Blue Whale
d)
Rhino
24.
The layer that protects the earth from UV radiations:
a)
Nitrogen
b)
Ozone layer
c)
Methane
d)
Magnesium oxide
25.
Penguins are found on what continent?
a)
Asia
b)
Africa
c)
Australia
d)
Antarctica
26.
When sugar is stirred in water it will -
a)
float
b)
sink
c)
dissolve
d)
disappear
27.
The students in a class are making a scale model. They need a material that they can easily bend into a circle. Which of the following objects is best for the students to use?
a)
copper wire
b)
glass rod
c)
lead pipe
d)
wooden stick
28.
Which part of the radio is designed to transform electrical energy into sound energy?
a)
digital display
b)
plastic case
c)
speaker
d)
tuner
29.
Animals which eat both plants and other animals are known as what?
a)
Pescatarian
b)
Carnivores
c)
Omnivores
d)
herbivores
Herbivores
Herbivores
30.
What are the basic building blocks of life?
a)
Atoms
b)
Cells
c)
Tissues
d)
Organs
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