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Annual examination2023
Time:
50min
Class: 4th A
Subject: G.Science Marks: 100
v Fill in the
blanks with correct options (30)
1.
Electrical energy can be transferred to ………….
|
A |
Heat
|
b |
Light
|
c |
Both
A and B |
2.
The mass present in the definite volume is called……..
|
A |
Weight
|
b |
Volume
|
c |
Density |
3.
Torch and candle are the example of ……..sources of light.
|
A |
Artificial
|
b |
Natural
|
c |
Both
A and B |
4.
Bats uses to caught prey in darkness
|
A |
Sound
|
b |
Light
|
c |
Echo |
5.
Particles occupy the whole space available
|
A |
Solid
|
b |
Gas |
c |
Liquid |
6.
We hear echo when sound is …………
|
A |
Transmitted
|
b |
Refracted
|
c |
Reflected |
7. When the density of object is smaller then
the density of water then , the object is …………..
|
A |
Sink
|
b |
Flouting
|
c |
Suspended
|
8.
Plastic and rubber can not allow electricity to pass because they are……..
|
A |
Conductor
|
b |
Non-Conductor
|
c |
Metals
|
9.
Lightening is an example of
………….electricity.
|
A |
Artificial
|
b |
Natural
|
c |
None
of these |
10.
The process in which the liquid turns into solid is called ….
|
A |
Boiling
|
b |
Freezing
|
c |
Vaporizing
|
11. The particles of solid …………..only about their
means position.
|
A |
Jumping
|
b |
Dancing
|
c |
Vibrating
|
12.
Anything which occupies space and
possess….is called matter.
|
A |
force
|
b |
Mass |
c |
Weight |
13.An
example of conductor of heat is /are ……..
|
A |
Silver
|
b |
Paper
|
c |
Cloth |
14.
Travels from hot object to cold object……
|
A |
Energy
|
b |
Light
|
c |
Heat |
15.
To describe the condition of weather is
used
|
A |
Fahrenheit
|
b |
Centigrade
|
c |
Both
A and B |
16.
What is the cause of the polio.
|
A |
Bacteria
|
b |
Fungi
|
c |
Virus |
17. Human body consist of water………percent.
|
A |
70 |
b |
60
|
c |
90 |
18.The
desert located in Sindh is called ……….
|
A |
Thar
|
b |
Thal
|
c |
Sahara |
19.
Boat shaped body of fish help in ……………
|
A |
Nutrition
|
b |
Respiration |
c |
Movement
|
20.The abiotic component of an environment are……..
|
A |
Plants
|
b |
Water
|
c |
Animals
|
21.All
the animals are …………..
|
A |
Decomposer
|
b |
Producers
|
c |
Consumer |
22.Animals
which eat both plants and animals
|
A |
Carnivores
|
b |
Omnivores
|
c |
Herbivores |
23.
Which part of the plant is /are present in flowering plants
|
A |
Root |
b |
Flower |
c |
Both
A and B |
24.
Is/are the example of vertebrates ………
|
A |
Fish
|
b |
Frog |
c |
Both
A and B |
25.Which
of the following helps in movement between joints.
|
A |
Bones |
b |
Muscles |
c |
Heart |
26.
Which of the following controls all the
functions of our body.
|
A |
Heart
|
b |
Brain
|
c |
Muscle |
27.Plants
absorb water through ….
|
A |
Root |
b |
Leaf
|
c |
Stem |
28.
Which of the following is the biggest part of digestive track.
|
A |
Heart |
b |
Stomach |
c |
Lungs |
29.Tiger
has a ………for using it for piercing and tearing .
|
A |
Incisor |
b |
Canine
|
c |
Molar |
30.The
polio virus remains in throat and ……………….
|
A |
Stomach
|
b |
Brain |
c |
Intestine
|
Part -B
Short
Questions(30)
Note: Attempt
any nine questions of the following.
1.
What functions
do bones and muscles performs together?
2.
Define environment?
3.
Define matter?
4.
Can heat and
light can travel through space ?
5.
We can see one
side of a moon explain.
6.
Which planet is
closest to the sun?
7.
Why we can not
walk on the ice easily?
8.
Differentiate
between weather and climate?
9.
In which zone
our country is located?
10. Write three names of biotic and a biotic components ?
11. Which state of matte has lowest density ?
12. Write any three reasons of sickness?
Part
–C
1.
Write any
characteristics of living things?
2.
What is meant
by balance diet?
3.
How motions and
force are related explain.
4.
Describe any
two disadvantages of deforestation.
5.
What are the
fusel fuels ? about which organisms they provide information?