Biology MCQ Questions with answers

1) Heightened emotion is caused by the

2) The region of the brain that integrates visceral activities, body temperature, and heartbeat is the

3) Which among the given blood cells is compulsory for blood coagulation

4) Antigen is a substance which

5) Of which tissue nails, hoofs & horns are made of

6) Which of the following vitamin is produced in human body by exposing it to early morning sun-rays

7) What part of the eye gets inflamed & becomes pink when dust gets into 

8) The green colour of the leaves is due to the presence of

9) Which one of the following parts of the pitcher plant becomes modified into a pitcher?

10) Consider the following statements 
1. Femur is the longest bone in the human body. 
2. Cholera is a disease caused by bacteria. 
3. 'Athlete's foot' is a disease caused by virus. 
Which of the statements given above are right?