Question # 1

Emphysema is the breakdown of

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Trachea

Bronchi

Alveoli

Bronchioles

Walls of the chest cavity are composed of

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Ribs

Intercostal muscle

Ribs and intercostal muscle

Ribs, intercostal muscle and diaphragm

Heart burn is a painful sensation in the

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Stomach

Small intestine

Chest cavity

Pharynx

100 ml of arterial blood of human being contains CO2

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50 ml

54 ml

56 ml

58 ml

During breathing no stale of air remains in the lungs of.

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Mammals

Amphibian

Birds

Sarracenia

Water is more viscous than air.

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10 times

20 times

50 times

100 times

Blood contains ______ oxygen per 100 ml of blood when haemoglobin is 98% saturated

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19.6 ml

18.6 ml

16.6 ml

17.6 ml

The number of pairs of spiracles in abdominal segments of cocroach are

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2

8

10

12

How many molecule of oxygen can bind with a molecule of myoglobin.

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4

3

1

2

Air spaces between mesophyll cells of a leaf comprise ______ of the total volume

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20%

30%

40%

50%

During photorespiration, glycolate diffuses in to the membrane bounded organelle named as

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Mitochondria

Ribosome

Peroxisome

Golgi bodies

How much air can lungs when they are fully inflated

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5 liters

4 liters

3.5 liters

4.5 liters

Rubisco is the most abundant protein in

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Golgi bodies

Chloroplast

Nucleoli

Mitochondria

Xylem and phloem are not involved

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In transport of minerals

In transport of liquids

In transport of gases

In transport of water

Spiracles are found in

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Fish

Cockroach

Leech

Earth worm

Carbon di oxide per 100 ml of venous blood is.

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50 ml

54 ml

98 ml

99 ml

The most abundant protein in chloroplast and probably most abundant protein in the world is

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Hemoglobin

Rubisco

Insulin

Globulin

How much air lungs can hold when they are futy inflated.

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5 liters

4.5 liters

4 liters

3.5 liters

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Biology Fsc Part 1 Chapter 13 Online Test MCQs With Answers

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