Download Whitter`s Learning Centre Science Quiz Mixed 2

Whitter’s Learning Centre
Science Quiz Mixed 2
1. When a flat mirror forms an
image this is as a result of
______.
A. the refraction of light
B. an optical illusion
C. the reflection of light
D. the rapid movement of light
2. Why is it possible to see
clearly through glass? It is
____.
A. dull
B. opaque
C. shiny
D. transparent
3. Andrea was able to find her
shiny new coin at night after
using a flashlight to help
her. This is because the coin
______.
A. got warmed by heat from
the flashlight and increased
in size
B. absorbed most of the light
from the flashlight
C. allowed light to pass
through it
D. reflected light from its
surface
4. What do wax paper and
frosted glass have in
common? They are both
________.
A. translucent materials
B. artificial sources of light
C. natural sources of light
D. transparent materials
5. What word best describes a
worm that glows in the
dark?
A. cool
B. hot
C. luminous
D. illuminated
6. Through which of these
materials would sound
travel the fastest?
A. air
B. oil
C. water
D. wood
7. Which is LEAST likely to
cause noise pollution?
A. a lawn mower
B. humming birds
C. barking dogs
D. a car alarm
8. Which human sense organ
detects when the
surroundings is cold?
A. ear
B. nose
C. skin
D. tongue
9. Which pair of sense organs
would be most useful in
helping a blind person to
move around safely?
A. skin and ears
B. tongue and nose
C. skin and tongue
D. ears and nose
10.What is needed for plants to
make food?
A. water and oxygen
B. oxygen and sunlight
C. oxygen and carbon dioxide
D. carbon dioxide and sunlight
11.Which part of the ear is
likely to be damaged by
listening continuously to
loud music?
A. eardrum
B. ear bones
C. pinna
D. semi-circular canals
12.Which statement about the
pinna is true?
A. the smaller the pinna, the
more sounds collects
B. The pinna does not affect
hearing
C. The pinna interprets many
different sounds
D. A large pinna collects
sounds better
13.Which part of the eye is
responsible for bending light
rays?
A. iris
B. lens
C. pupil
D. retina
14.Which structure in the eye
converts light to nerve
impulses?
A. lens
B. pupil
C. retina
D. sclera
15.Which is the male part of a
flower?
A. petal
B. sepal
C. stamen
D. stigma
16.Two similar healthy green
plants of the same size were
removed from a pot and
planted outside on the same
day. After two weeks, one
plant had grown much
bigger and still looked
healthy. The other plant was
pale, slightly withered and
had hardly grown. It is
likely that the healthier plant
was planted in _______.
A. clay
B. loam
C. marl
D. sand
17.Which parts of the flower
come together to form a
seed?
A. anther and pollen
B. stigma and filament
C. anther and ovary
D. pollen and ovule
18.What is the main function of
the leaves of a plant?
A. anchoring the plant
B. absorbing nutrients
C. making food for the plant
D. protecting the plant
19.Plants produce flowers for
the main purpose of
_______.
A. beautification
B. reproduction
C. giving a sweet smell
D. providing food
20.What is the function of the
sepals?
A. fertilizing the flower
B. pollinating the flower
C. protecting the flower
D. making the flower