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G5&G6 SSS preliminary contest

Total questions: 50

Worksheet time: 25mins

Name
Class
Date
1.

What causes day and night?

a)

tilting of Earth's axis

b)

rotation of Earth on its axis

c)

revolution of the moon

d)

revolution of Earth around the Sun

2.

What is this scientific instrument of

measuring called?

a)

Triple Beam Balance

b)

Scale

c)

Thermometer

d)

Wheel and Axle

3.

How do these animals difference from invertebrates?

a)

They have legs.

b)

They have fur.

c)

They have a backbone.

d)

They have lungs.

4.

Which process is a major source of oxygen in the atmosphere?

a)

evaporation

b)

photosynthesis

c)

precipitation

d)

respiration

5.

The _____ cycle is the movement of water among oceans, atmosphere, land, and living things.

a)

Carbon

b)

nitrogen

c)

water

d)

air

6.

____ is how water moves from the land to the atmosphere.

a)

Evaporation

b)

Precipitation

c)

Condensation

d)

melting

7.

Where will you find the ozone layer?

a)

thermosphere

b)

exosphere

c)

Stratosphere

d)

mesosphere

8.

What is B representing in the water cycle?

a)

Evaporation

b)

Condensation

c)

Runoff

d)

Precipitation

9.

Which type of energy does the battery produce?

a)

Sound

b)

light

c)

mechanical

d)

electrical

10.

Different types of fish take in oxygen through their…

a)

fins

b)

gills

c)

scales

d)

vertebrae

11.

What are the Eagle body parts used to catch the prey?

a)

Fur

b)

claws and beak

c)

eyes and beak

d)

wings and claws

12.

The most important source of energy that heats the surface of the Earth comes from…

a)

volcanic eruptions

b)

geysers

c)

the Sun

d)

the core

13.

Any form of water that falls from clouds is called…

a)

Dew

b)

evaporation

c)

condensation

d)

precipitation

14.

Which group does this animal belong to?

a)

Sponge

b)

Arthropods

c)

Birds

d)

Mammals

15.

What is the 5th Planet in our Solar System?

a)

Venus

b)

Saturn

c)

Jupiter

d)

Mars

16.

What is the boiling point of water?

a)

32 degrees Celsius

b)

0 degrees Celsius

c)

100 degrees Celsius

d)

0 degrees Fahrenheit

17.

What is the term for water changing from a liquid to a solid?

a)

cooling

b)

Freezing

c)

Liquifiying

d)

melting

18.

What do you call a material that lets heat or electricity travel through it easily?

a)

plastic

b)

Conductor

c)

wood

d)

insulator

19.

What do plants release into the air that help other animals survive?

a)

chlorophyll

b)

Oxygen

c)

water

d)

Carbon dioxide

20.

What is the energy from water?

a)

biofuel

b)

hydroelectric

c)

Kinetic energy

d)

Electromagnetic

21.

What is the smallest element atom?

a)

Francium

b)

Hydrogen

c)

Carbon

d)

Lithium

e)

Helium

22.

what is the water PH level?

a)

7.0

b)

14.0

c)

1.0

d)

11.5

23.

Air is a/an

a)

compound

b)

element

c)

mixture

d)

electrolyte

24.

The element common to all acids is

a)

Hydrogen

b)

Carbon

c)

Sulphur

d)

Oxygen

25.

Is the only person to win Nobel Prizes in two separate sciences

a)

Albert Einstein

b)

Sheldon Cooper

c)

Carl Sagan

d)

Stephen Hawking

e)

Marie Curie

26.

The hardest substance available on earth is

a)

Silver

b)

Gold

c)

Iron

d)

Diamond

e)

Platinum

27.

Which of the gas is not known as green house gas?

a)

Methane

b)

Nitrous oxide

c)

Carbon dioxide

d)

Hydrogen

28.

What causes day and night?

a)

tilting of Earth's axis

b)

rotation of Earth on its axis

c)

revolution of the moon

d)

revolution of Earth around the Sun

29.

From December to February, Earth's axis is pointing away from the Sun. What is the season in the Northern Hemisphere?

a)

autumn

b)

spring

c)

summer

d)

winter

30.

How does Earth differ from other inner planets?

a)

It has water in a liquid state

b)

It lies inside the asteroid belt

c)

It has multiple moons and rings

d)

It has a dense, solid, rock-like surface

31.

What do you call the Earth's path around the Sun?

a)

orbit

b)

axis

c)

revolution

d)

rotation

32.

What is an imaginary line describing Earth's tilt?

a)

orbit

b)

axis

c)

revolution

d)

perihelion

33.

Which is of the following planets is not among the inner planets?

a)

Mars

b)

Venus

c)

Uranus

d)

Earth

34.

What is the meaning of a vertebrate:

a)

an animal with backbone

b)

an animal without a backbone

35.

What is the basic unit of life?

a)

atom

b)

cell

c)

organism

d)

molecule

36.

What is the process by which green plants make their own food?

a)

Photosynthesis

b)

Combustion

c)

Fermentation

d)

Respiration

37.

What are the products of photosynthesis?

a)

Nitrogen and hydrogen

b)

Methane and nitrogen dioxide

c)

Carbon dioxide and water

d)

Glucose and oxygen

38.

Which planet is known as the Red Planet?

a)

Mars

b)

Saturn

c)

Jupiter

d)

Uranus

39.
In what direction does warmer material move in a convection current?
a)
up
b)
down
40.

Waste products that damage an ecosystem is ___________________.

a)

nonrenewable resource

b)

resource

c)

renewable resource

d)

pollution

41.

In a sequence of rock layers, the oldest layer of rock is ___________________ of the sequence.

a)

younger

b)

at the top

c)

in the middle

d)

at the bottom

42.
Which type of heat transfer can travel through the vacuum of space?
a)
Conduction
b)
Convection
c)
Radiation
d)
Igneous
43.

Oceans, glaciers, lakes, and rivers are part of Earth's

a)

hemisphere

b)

lithosphere

c)

hydrosphere

d)

atmosphere

44.

Which human activity would help reduce the amount of carbon dioxide in the atmosphere?

a)

decrease the number of recycling programs

b)

increase the human population

c)

decrease the burning of fossil fuels

d)

increase the number of cars being driven

45.

Which of the following states of matter neither has fixed shape nor definite volume?

a)

Solid

b)

Liquid

c)

Gas

d)

All the three states

46.

What controls our reflex actions?

a)

Brain Stem

b)

Neuron

c)

Spinal Cord

d)

Dendrite

47.

Light reflected from an object enters our eyes through the _________ and _________.

a)

Cornea, Iris

b)

Lens, Cornea

c)

Pupil, Cornea

d)

Lens, Pupil

48.

Most joints in the body are ____________ which are important for movement.

a)

Ligaments

b)

Fixed joints

c)

Semi-flexible joints

d)

Flexible joints

49.

What is the path that an electric current follows called?

a)

electric path

b)

current loop

c)

circuit

d)

wireway

50.

What are the three main layers of the Earth?

a)

mantle, inner core, atmosphere

b)

crust, core, atmosphere

c)

crust, mantle, core

d)

lithosphere, asthenosphere, outer core