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UPSC Civil Services Test Prep: Class 7 NCERT Science
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UPSC Civil Services Test Prep: Class 7 NCERT Science
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25 Questions

1. Anthrax blood disease, an important disease in the wool industry is caused by
2. World water day is celebrated on
3. Which option best describes a tropical region?
4. Match the following
List-I( Name of Acid/Base)
1. Oxalic acid
2. Ascorbic acid ( Vitamin C)
3. Tartaric acid
4. Potassium Hydroxide
List-II( Found in)
i. Soap
ii. Unripe Mangoes
iii. Amla
iv. Spinach
        1    2    3    4
5. Which features adapt polar bears to live in an extremely cold climate?
6. Some substances can be obtained in a pure state from their solutions, it is called
7. Fat is completely digested in the
8. Which of the following statements is not true
9. Which of the following statements is not true?
10. Match the following
List-I( Name of Acid)
1. Acetic acid
2. Formic acid
3. Citric acid
4. Lactic Acid

List-II(Found in)
i. Curd
ii. Lemon
iii. Ant's sting
iv. Vinegar
        1    2    3    4
11. Which of the following statement is true
12. An iron ball at 40°C is dropped in a mug containing water at 40°C. The heat will
13. Choose the correct optionThe total water"
14. Stainless steel pans are usually provided with copper bottoms. The reason for this could be that
15. Bryophyllum can reproduce by its
16. A virtual image larger than the object can be produced by a
17. A carnivore with stripes on its body moves very fast while catching its prey. It is likely to be found in
18. One liter of water at 30°C is mixed with one liter of water at 50°C. The temperature of the mixture will be
19. When we mix acid and base solution, it produces
20. Match the following
List-I(Name of base)
1. Calcium Hydroxide
2. Ammonium Hydroxide
3. Sodium Hydroxide
4. magnesium Hydroxide
List-II( Found in)
i. Milk of Magnesia
ii. Soap
iii. Window Cleaner
iv. Lime water
        1    2    3    4
21. Which of the following are not correct?
22. Plants take carbon dioxide from the atmosphere mainly through their:
23. Match the items in Column I with those in Column II:
Column I - Column II
1. A home for living organisms i) Large particles
2. Upper layer of the soil ii) All kinds of soil
3. Sandy soil iii. Dark in colour
4. Middle layer of the soil iv. Small particles and packed tight
5. Clayey soil v. Lesser amount of humus 1 2 3 4 5
24. The amount of water recommended by the United Nations for drinking, washing, cooking and maintaining proper hygiene per person per day is a minimum of
25. Match the following
List-I
1 Convex lens
2 Concave lens
3 White light
4 Light
List-II
i Diverge the lights; Image formes is always virtual , erect, and smaller in size than the objects.
ii Converge ( bends inwards) the lights; Image form real and invertedUsed in magnifying glass.
iii Straight line
iv Seven colours
1 2 3 4"

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