CBSE Class 6 Science Sample Paper SA1 2015 (1)
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Q1. Define a balanced diet. 1
Q2.Why is burning of candle an example of an irreversible change? 1
Q3. What is the nature of the image formed in a pin hole camera.? 1
Q4.Lions have eyes in front while deer have eyes on the side. How do these adaptations help
the lion & the deer? 2
Q5. Suggest an activity to show that light travels in a straight line. 2
Q6. Name a device which changes the direction of light that falls on it. 2
What is this phenomenon known as?
Q7. Give two examples each of natural and artificial luminous objects. 2
Q8 .a) Why is Vitamin C necessary for us?
b) Name any two food materials which are rich in Vitamin C. 1+1
Q9. Define a) Rectilinear motion b) Periodic motion 2
Q10. In which units of length should we measure the following? 2
(a) Thickness of your science book
(b) Your height
(c) Distance between your house and the school
(d) Length of your pen
Q11. Differentiate between reversible & irreversible changes. (Any 2 points) 2.
Q12. a) Explain how, a metal wheel is fixed around the wooden wheel of a cart.
b) Heating of coal tar for repairing roads is a reversible change. Explain. 2
Q13. a) Define nutrients.
b) Name any two main types of carbohydrates which are found in our diet.
c) Discuss the importance of roughage in our diet. 1+1+1
Q14. a) What do you mean by the term respiration?
b) Why is respiration necessary for living organisms?
c) Name the breathing organs for: earthworm & fish. 1+1+1
Q15. a) How does a blacksmith change a piece of iron into different tools?
b) How is inflating a balloon different from bursting an inflated balloon? 1+2
Q16. Write three precautions that we should take while measuring a length using a scale? 3
Q17. (a) How are shadows formed?
(b) What are the three necessary conditions for the formation of a shadow?
(c) Do shadows give us complete information about the object? 3
Q18. a) How does thick fur help a snow leopard to live in mountain regions?
b) Dolphins do not have gills, then how do they breathe in water?
c) Give any two adaptive features of the aquatic plants. 1+1+1
Please click the below link to access CBSE Class 6 Science Sample Paper SA1 2015 (1)