General Science Quiz – 8

1. The drugs caffeine, tannin, nicotine are

 
 
 
 

2. Colored glass, coral, ruby glass, metal alloys are colloidal solutions of

 
 
 
 

3. Which carbohydrate is NOT a hexose?

 
 
 
 

4. A solution of potassium nitrate is

 
 
 
 

5. How is the degree of hardness of water expressed?

 
 
 
 

6. Vinegar is

 
 
 
 

7. Rain water helps to increase the ___ of the soil.

 
 
 
 

8. Which one of the following is NOT found in Protein?

 
 
 
 

9. Magnetron is used for the production of

 
 
 
 

10. The fertilizer essential for the growth tobacco is

 
 
 
 

11. Which one of the following chemicals is used in Beauty Parlous for Hair-setting?

 
 
 
 

12. The ore of manganese is

 
 
 
 

13. Copper sulphate solution conducts the current by

 
 
 
 

14. Match List 1 correctly with List 2 and select your answer

List – 1

  1. carbolic acid
  2. substitute for petrol
  3. almond
  4. perfume

List – 2

  1. acetophenone
  2. Benzaldihyde
  3. phenol
  4. aliphatic Ether
 
 
 
 

15. Lack of essential amino acids in diet causes

 
 
 
 

16. consider the following sentecnes

Honey contains

  1. Glucose
  2. Maltose
  3. Fructose
  4. Sucrose
 
 
 
 

17. Number of Amino acids that can be synthesized by the human body is

 
 
 
 

18. Consider the following statements

  1. Bakelite is obtained from phenol and formaldehyde
  2. Bakelite is a resin, early form of plastic
  3. Baklite is a thermosetting plastic
 
 
 
 

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