Punjab 11th Class Biology Chapter 13 Gaseous Exchange Mcqs Test Online

Total Question
10 Questions
Total Marks
20 Marks
Total Time
10 Minuts
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Test Name



Ch.13 # Gaseous Exchange

Subject



Biology (11th Class)

Test Type



Mcqs


Punjab 11th Class Biology Chapter 13 Gaseous Exchange Mcqs Test Online

Biology Chapter 13 Gaseous Exchange Mcqs Test Online Class 11th Punjab

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Question 1 of 10

Biology

1. The organ which is most efficient and highly modified for gaseous exchange in aquatic animals are:

Question 1 of 10

Question 2 of 10

2. Respiratory pigment present in muscles is called.

Question 2 of 10

Question 3 of 10

3. Blood contains ____ oxygen when haemoglobin is 98% saturated per 100 ml of Blood.

Question 3 of 10

Question 4 of 10

4. Gaseous exchange occur in Frog through lungs is called:

Question 4 of 10

Question 5 of 10

5. How much air lungs can hold when they are fully inflated?

Question 5 of 10

Question 6 of 10

6. The respiratory organs in fish are:

Question 6 of 10

Question 7 of 10

7. The respiratory system is most efficient in

Question 7 of 10

Question 8 of 10

8. Air spaces between mesophyll cells of a leaf comprises __ of the total volume

Question 8 of 10

Question 9 of 10

9. In the lungs of birds, instead of alveoli tiny thin walled ducts are present, which are called.

Question 9 of 10

Question 10 of 10

10. in the lungs of birds instead of alveoli tiny thin walled ducts are present which are called:

Question 10 of 10


 

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