Class 7 Exam > Class 7 Notes > Science Class 7 > Class 7 Science: Sample Question Paper - 5
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Page 1
Section – A (Physics)
General Instructions:-
Q. 1 to Q.8 carries 1 mark.
Q. 9 to Q.13 carries 2 marks.
Q. 14 to Q.16 carries 3 marks.
Q1. Fill in the blanks:
a) The coil of wire is called an ____________________
b) White light consists of _________________ colour.
Ans. a) element b) seven
Q.2 Correct the following statement.
a) Convex lens is called diverging lens.
b) Air exerts pressure only in upward direction.
Ans. a) Convex lens is called converging lens.
b) Air exerts pressure in all directions.
Q3. Choose the correct answer.
a) Meera is making a closed electric circuit. What she does not need for it?
i. Battery
ii. Switch
iii. Wire
iv. Test tube
b) What is the other name of cyclone?
i. Typhoon
ii. Storm
iii. Tsunami
iv. Monsoon
Ans. (i) d) Test tube (ii) a) Typhoon
Page 2
Section – A (Physics)
General Instructions:-
Q. 1 to Q.8 carries 1 mark.
Q. 9 to Q.13 carries 2 marks.
Q. 14 to Q.16 carries 3 marks.
Q1. Fill in the blanks:
a) The coil of wire is called an ____________________
b) White light consists of _________________ colour.
Ans. a) element b) seven
Q.2 Correct the following statement.
a) Convex lens is called diverging lens.
b) Air exerts pressure only in upward direction.
Ans. a) Convex lens is called converging lens.
b) Air exerts pressure in all directions.
Q3. Choose the correct answer.
a) Meera is making a closed electric circuit. What she does not need for it?
i. Battery
ii. Switch
iii. Wire
iv. Test tube
b) What is the other name of cyclone?
i. Typhoon
ii. Storm
iii. Tsunami
iv. Monsoon
Ans. (i) d) Test tube (ii) a) Typhoon
Q.4 What does ‘VIBGYOR’ stand for in spectrum?
Ans. „VIBGYOR? stand for seven in spectrum.
V – Violet
I – Indigo
B – Blue
G – Green
Y – yellow
O – Orange
R – Red
Q5. Write one use of convex lens.
Ans. Convex lens is used in making magnifying glasses.
Q6. Draw symbols for following electric component:
a) Battery
b) Open switch
Ans.
(a) (b)
Q.7 Name the lens if it is thicker in middle than at it edges.
Ans. Convex lens
Q.8 Give the name of two devices based on heating effect of current.
Ans. The names of two devices based on heating effect of current are:
a) Hot plates b) Electric Iron
Q.9) Draw a ray diagram to show refraction through a concave lens.
Ans
F
Page 3
Section – A (Physics)
General Instructions:-
Q. 1 to Q.8 carries 1 mark.
Q. 9 to Q.13 carries 2 marks.
Q. 14 to Q.16 carries 3 marks.
Q1. Fill in the blanks:
a) The coil of wire is called an ____________________
b) White light consists of _________________ colour.
Ans. a) element b) seven
Q.2 Correct the following statement.
a) Convex lens is called diverging lens.
b) Air exerts pressure only in upward direction.
Ans. a) Convex lens is called converging lens.
b) Air exerts pressure in all directions.
Q3. Choose the correct answer.
a) Meera is making a closed electric circuit. What she does not need for it?
i. Battery
ii. Switch
iii. Wire
iv. Test tube
b) What is the other name of cyclone?
i. Typhoon
ii. Storm
iii. Tsunami
iv. Monsoon
Ans. (i) d) Test tube (ii) a) Typhoon
Q.4 What does ‘VIBGYOR’ stand for in spectrum?
Ans. „VIBGYOR? stand for seven in spectrum.
V – Violet
I – Indigo
B – Blue
G – Green
Y – yellow
O – Orange
R – Red
Q5. Write one use of convex lens.
Ans. Convex lens is used in making magnifying glasses.
Q6. Draw symbols for following electric component:
a) Battery
b) Open switch
Ans.
(a) (b)
Q.7 Name the lens if it is thicker in middle than at it edges.
Ans. Convex lens
Q.8 Give the name of two devices based on heating effect of current.
Ans. The names of two devices based on heating effect of current are:
a) Hot plates b) Electric Iron
Q.9) Draw a ray diagram to show refraction through a concave lens.
Ans
F
Q.10 When the current is switched on through a wire, a compass needle kept
nearby gets deflected from its north-south position. Why?
Ans. When the current is switched on through a wire, a compass needle kept nearby gets
deflected from its north-south position because of the magnetic effect of electric
current.
Q.11 Write two effective safety measures for the cyclones.
Ans. Two effective safety measures for the cyclones are: -
a) A cyclone forecast and warning service.
b) Rapid communication of warning to the Government agencies, the ports, fishermen,
ships and the general public.
Q.12 Why holes are made in hanging banners and hoardings?
Ans. Holes are made in hanging banners and hoardings to allow the wind to move from
one side to the other.
Q.13 What is electromagnet? Write one use of electromagnet.
Ans. A current carrying coil of an insulated wire wrapped around a piece of iron is called
an electromagnet. It is used to separate magnetic materials from the junk.
Q.14 State three differences between convex and concave lens.
Ans. Three differences between convex and concave lens are –
Convex lens
1. It is thick in middle and thin at
edges.
2. It is also called converging lens.
3. Convex lens can forme real
and inverted image.
Concave lens
a) It is thin in middle and thick at
edges.
b) It is also called diverging lens.
c) Concave lens always forms erect,
virtual and smaller image than
object.
Q.15 a) What kind of wires are used in making an electric fuse?
b) Name the scientist who first noticed the deflection in compass needle
when kept in a closed electric circuit.
Page 4
Section – A (Physics)
General Instructions:-
Q. 1 to Q.8 carries 1 mark.
Q. 9 to Q.13 carries 2 marks.
Q. 14 to Q.16 carries 3 marks.
Q1. Fill in the blanks:
a) The coil of wire is called an ____________________
b) White light consists of _________________ colour.
Ans. a) element b) seven
Q.2 Correct the following statement.
a) Convex lens is called diverging lens.
b) Air exerts pressure only in upward direction.
Ans. a) Convex lens is called converging lens.
b) Air exerts pressure in all directions.
Q3. Choose the correct answer.
a) Meera is making a closed electric circuit. What she does not need for it?
i. Battery
ii. Switch
iii. Wire
iv. Test tube
b) What is the other name of cyclone?
i. Typhoon
ii. Storm
iii. Tsunami
iv. Monsoon
Ans. (i) d) Test tube (ii) a) Typhoon
Q.4 What does ‘VIBGYOR’ stand for in spectrum?
Ans. „VIBGYOR? stand for seven in spectrum.
V – Violet
I – Indigo
B – Blue
G – Green
Y – yellow
O – Orange
R – Red
Q5. Write one use of convex lens.
Ans. Convex lens is used in making magnifying glasses.
Q6. Draw symbols for following electric component:
a) Battery
b) Open switch
Ans.
(a) (b)
Q.7 Name the lens if it is thicker in middle than at it edges.
Ans. Convex lens
Q.8 Give the name of two devices based on heating effect of current.
Ans. The names of two devices based on heating effect of current are:
a) Hot plates b) Electric Iron
Q.9) Draw a ray diagram to show refraction through a concave lens.
Ans
F
Q.10 When the current is switched on through a wire, a compass needle kept
nearby gets deflected from its north-south position. Why?
Ans. When the current is switched on through a wire, a compass needle kept nearby gets
deflected from its north-south position because of the magnetic effect of electric
current.
Q.11 Write two effective safety measures for the cyclones.
Ans. Two effective safety measures for the cyclones are: -
a) A cyclone forecast and warning service.
b) Rapid communication of warning to the Government agencies, the ports, fishermen,
ships and the general public.
Q.12 Why holes are made in hanging banners and hoardings?
Ans. Holes are made in hanging banners and hoardings to allow the wind to move from
one side to the other.
Q.13 What is electromagnet? Write one use of electromagnet.
Ans. A current carrying coil of an insulated wire wrapped around a piece of iron is called
an electromagnet. It is used to separate magnetic materials from the junk.
Q.14 State three differences between convex and concave lens.
Ans. Three differences between convex and concave lens are –
Convex lens
1. It is thick in middle and thin at
edges.
2. It is also called converging lens.
3. Convex lens can forme real
and inverted image.
Concave lens
a) It is thin in middle and thick at
edges.
b) It is also called diverging lens.
c) Concave lens always forms erect,
virtual and smaller image than
object.
Q.15 a) What kind of wires are used in making an electric fuse?
b) Name the scientist who first noticed the deflection in compass needle
when kept in a closed electric circuit.
Ans. a) Wires used in an electric fuse are made up of special material which melt
quickly and break when large electric current are passed through them.
b) Hans Christian Orested was first noticed the deflection in compass
needle when kept in a closed electric circuit.
Q.16 a) How does the air move?
b) What are tornadoes?
Ans.a) Air moves from the region where the pressure is high to the region where the
pressure is low.
b) A tornado is a dark funnel shaped cloud that reaches from the sky to the
ground. Most of the tornadoes are weak. A violent tornado can travel at speed
of about 300km/hr.
Section _ B (Chemistry)
General Instructions:-
Q. 1 to Q.4 carries 1 mark.
Q. 5 to Q.7 carries 2 marks.
Q. 8 to Q.9 carries 3 marks.
Q. 10 to Q.11 carries 5 marks.
Q1. Give the chemical name of washing soda.
A1. Sodium Carbonate.
Q2. What is Humus?
A2. The rotting dead matter in the soil is known as Humus.
Q3. What is sewage?
A3. Sewage is a liquid waste.
Q4. Name the ingredient that makes lemon taste sour.
A4. Citric acid.
Q5. Why is it necessary to treat sewage before disposing it off in water
body?
A5. Sewage should be treated before being dropped in a water body because it contains
harmful substances and contaminants.
Page 5
Section – A (Physics)
General Instructions:-
Q. 1 to Q.8 carries 1 mark.
Q. 9 to Q.13 carries 2 marks.
Q. 14 to Q.16 carries 3 marks.
Q1. Fill in the blanks:
a) The coil of wire is called an ____________________
b) White light consists of _________________ colour.
Ans. a) element b) seven
Q.2 Correct the following statement.
a) Convex lens is called diverging lens.
b) Air exerts pressure only in upward direction.
Ans. a) Convex lens is called converging lens.
b) Air exerts pressure in all directions.
Q3. Choose the correct answer.
a) Meera is making a closed electric circuit. What she does not need for it?
i. Battery
ii. Switch
iii. Wire
iv. Test tube
b) What is the other name of cyclone?
i. Typhoon
ii. Storm
iii. Tsunami
iv. Monsoon
Ans. (i) d) Test tube (ii) a) Typhoon
Q.4 What does ‘VIBGYOR’ stand for in spectrum?
Ans. „VIBGYOR? stand for seven in spectrum.
V – Violet
I – Indigo
B – Blue
G – Green
Y – yellow
O – Orange
R – Red
Q5. Write one use of convex lens.
Ans. Convex lens is used in making magnifying glasses.
Q6. Draw symbols for following electric component:
a) Battery
b) Open switch
Ans.
(a) (b)
Q.7 Name the lens if it is thicker in middle than at it edges.
Ans. Convex lens
Q.8 Give the name of two devices based on heating effect of current.
Ans. The names of two devices based on heating effect of current are:
a) Hot plates b) Electric Iron
Q.9) Draw a ray diagram to show refraction through a concave lens.
Ans
F
Q.10 When the current is switched on through a wire, a compass needle kept
nearby gets deflected from its north-south position. Why?
Ans. When the current is switched on through a wire, a compass needle kept nearby gets
deflected from its north-south position because of the magnetic effect of electric
current.
Q.11 Write two effective safety measures for the cyclones.
Ans. Two effective safety measures for the cyclones are: -
a) A cyclone forecast and warning service.
b) Rapid communication of warning to the Government agencies, the ports, fishermen,
ships and the general public.
Q.12 Why holes are made in hanging banners and hoardings?
Ans. Holes are made in hanging banners and hoardings to allow the wind to move from
one side to the other.
Q.13 What is electromagnet? Write one use of electromagnet.
Ans. A current carrying coil of an insulated wire wrapped around a piece of iron is called
an electromagnet. It is used to separate magnetic materials from the junk.
Q.14 State three differences between convex and concave lens.
Ans. Three differences between convex and concave lens are –
Convex lens
1. It is thick in middle and thin at
edges.
2. It is also called converging lens.
3. Convex lens can forme real
and inverted image.
Concave lens
a) It is thin in middle and thick at
edges.
b) It is also called diverging lens.
c) Concave lens always forms erect,
virtual and smaller image than
object.
Q.15 a) What kind of wires are used in making an electric fuse?
b) Name the scientist who first noticed the deflection in compass needle
when kept in a closed electric circuit.
Ans. a) Wires used in an electric fuse are made up of special material which melt
quickly and break when large electric current are passed through them.
b) Hans Christian Orested was first noticed the deflection in compass
needle when kept in a closed electric circuit.
Q.16 a) How does the air move?
b) What are tornadoes?
Ans.a) Air moves from the region where the pressure is high to the region where the
pressure is low.
b) A tornado is a dark funnel shaped cloud that reaches from the sky to the
ground. Most of the tornadoes are weak. A violent tornado can travel at speed
of about 300km/hr.
Section _ B (Chemistry)
General Instructions:-
Q. 1 to Q.4 carries 1 mark.
Q. 5 to Q.7 carries 2 marks.
Q. 8 to Q.9 carries 3 marks.
Q. 10 to Q.11 carries 5 marks.
Q1. Give the chemical name of washing soda.
A1. Sodium Carbonate.
Q2. What is Humus?
A2. The rotting dead matter in the soil is known as Humus.
Q3. What is sewage?
A3. Sewage is a liquid waste.
Q4. Name the ingredient that makes lemon taste sour.
A4. Citric acid.
Q5. Why is it necessary to treat sewage before disposing it off in water
body?
A5. Sewage should be treated before being dropped in a water body because it contains
harmful substances and contaminants.
Q6. Why is Earthworm known as ‘Nature’s Ploughman’ or ‘Farmers
Friend’?
A6. Earthworm makes burrows in the soil, thus mixing the soil well, and its excreta
enriches the soil with nitrogen.
Q7. Fill in the blanks:
a) Acids turn blue litmus red.
b) Alkalis are soapy in touch.
Q8. Observe the diagram and answer the question:
a) What is phenolphthalein?
Ans. Phenolphthalein is a base indicator
b) Do you see any change in colour of the indicator?
Ans. Phenolphthalein was pink but gets colourless as the acid drops down.
c) Name the acid and the base in the diagram.
Ans. Acid- Hydrochloric acid
Base- Sodium Hydroxide
Q9. Name the changes the following solutions will show with blue litmus.
a) Lime juice --- Blue litmus turns red
b) Baking Soda ---No effect
c) Vinegar ---Blue litmus turns red
Q10. Give one use of the following
a) Hydrochloric acid – Helps in digestion.
b) Silk moth --- Produces Silk.
c) Milk of magnesia – Helps to relieve acidity.
d) Baking Soda – To bake cakes.
e) Litmus Paper – To differentiate between acids and bases.
Q11. Write short notes on:
a) Sanitation and Disease:
Sanitation means maintenance of cleanliness in the surroundings involving proper
disposal of Drainage water and sewage. Disease is the outcome of improper
sanitation. Various flies and mosquitoes breed where water collects and stagnates.
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FAQs on Class 7 Science: Sample Question Paper - 5 - Science Class 7
| 1. What is the importance of studying Science in Class 7? |  |
Ans. Studying Science in Class 7 is important as it helps students develop a scientific temperament, critical thinking skills, and a better understanding of the world around them. It introduces them to various scientific concepts and principles which form the basis of higher-level studies in Science.
| 2. What are the main topics covered in the Class 7 Science curriculum? | |
Ans. The main topics covered in the Class 7 Science curriculum include nutrition in plants and animals, respiration in organisms, transportation in animals and plants, weather, climate, and adaptations of animals to climate, heat, motion and time, electric current and its effects, light, and natural resources.
| 3. How can I prepare effectively for the Class 7 Science exam? | |
Ans. To prepare effectively for the Class 7 Science exam, you should start by understanding the concepts thoroughly. Make sure to read and revise the textbook regularly. Practice solving sample papers and previous year question papers to get familiar with the exam pattern. Focus on understanding the diagrams, experiments, and numerical problems. Seek help from your teacher or classmates in case of any doubts.
| 4. Are there any practical experiments in the Class 7 Science exam? | |
Ans. Yes, there can be practical experiments included in the Class 7 Science exam. Practical experiments are conducted to help students understand and apply the concepts they have learned. These experiments may involve observations, measurements, and analysis of data. It is important to practice and understand the steps involved in each experiment to perform well in the exam.
| 5. What are the career options available after studying Science in Class 7? | |
Ans. Studying Science in Class 7 opens up various career options in the future. Some of the popular career paths include becoming a doctor, engineer, scientist, pharmacist, environmentalist, researcher, or teacher. It is important to continue studying Science in higher classes to pursue these careers and specialize in specific fields of Science.
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