Punjab 11th Class Biology Chapter 13 Gaseous Exchange Mcqs Test Online
Questions 10
Total Marks 20
Time 10 Mins
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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. In the lungs of birds, instead of alveoli tiny thin walled ducts are present, which are called.

Question 1 of 10

Question 2 of 10

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

Question 2 of 10

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

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

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Question 5 of 10

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

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Question 6 of 10

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

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Question 7 of 10

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

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8. The respiratory organs in fish are:

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Question 9 of 10

9. The respiratory system is most efficient in

Question 9 of 10

Question 10 of 10

10. Respiratory pigment present in muscles is called.

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