General Science MCQs

 

General Science and Ability 

1. Heart weight
Answer-300 grams

2. Hemoglobin rich in?
Answer-protein

3.The most important stimulant in tea leaves is?
Answer-Caffeine

4. Adult pulse rate is?
Answer -72-80

5. The green house effect is caused by the gas?
Answer-Carbon tetra chloride.

6. The rear view mirror of a motor is?
Answer-Convex

7. The absorption of ink by blotting involves
Answer-Capillary action

8. A satellite moving around a earth move with?
Answer-Uniform acceleration

9. The theory of expanding Universe was first produced by?
Answer-Hubble

10. Which instrument is used to detect purity in milk?
Answer-Lactometer

11. The working principle of a washing machine is?
Answer-Centrifugation

12. radioactivity was first discovered by?
Answer-Madam

13. The sky appears blue due to?
Answer-because reflect blue light

              
14.The most abundant element in?
Answer-Oxygen

15. Heating element of  an electric crunt is made of?
Answer-Nichrome

16. Oil rises due to?
Answer-Capillary action

17. Which is the following units represent the largest unit of energy?
Answer-Calorie

18. Which gas is used in the preparation of soft drinks?
Answer-Carbon dioxide

19. What is the percentage of water in blood?
Answer 90%

20.For purification, we use?
Answer-Chlorine