GK Biology 20

General Knowledge – Biology

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1. Homes are controlled by which of the following human body systems?

 
 
 
 

2. Source of energy in ecosystem is

 
 
 
 

3. The vital constituent of blood that helps in clotting is

 
 
 
 

4. Phylloquinone is the chemical name of

 
 
 
 

5. In making the saffron spice, which one of the following parts of the plant is used?

 
 
 
 

6. Protective foods in our diet are

 
 
 
 

7. The function of hemoglobin in the body is

 
 
 
 

8. Why do birds not have respiratory trouble at the time of flying at high altitude?

 
 
 
 

9. A person having AB-group of blood can donate blood to a person having

 
 
 
 

10. The least distance of distinct vision for a normal eye is

 
 
 
 

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