Question # 1

Rubisco is the most abundant protein in

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Golgi bodies

Chloroplast

Nucleoli

Mitochondria

_____ is more important regulator of breathing process.

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Oxygen

Carbon di oxide

Myoglobin

Hemoglobin

During photorespiration, glycine is converted into serine in the

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Golgi bodies

Chloroplast

Mitochondria

Ribosome

Tiny thin walled ducts called parabronchi are present in the lungs of.

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Mammals

Reptile

Birds

Amphibians

Emphysema is the breakdown of

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Trachea

Bronchi

Alveoli

Bronchioles

Number of air sacs in birds is

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6

7

8

9

Respiratory organs in fish are

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Lungs

Gills

Skin

Fins

When blood leaves the capillary bed most of the carbon dioxide is in the form of

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Carbonate ions

Bicarbonate ions

Hydrogen ions

Hydroxyl ions

Which one is the structure of respiratory system of man.

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Larynx

Syrinx

Esophagus

duodenum

The respiratory system is most efficient in ______

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Man

Bird

Fish

Snake

Blood is not involved in transport of gasses in.

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Frog

Man

Earthworm

Cockroach

Emphysema is a disease caused by the breakdown of.

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Lungs

Bronchi

Alveoli

Trachea

The heart of the fist is single circuit and the blood flows in

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Two direction

One direction

One and two direction

Reverse direction

Oxygen content of fresh air are

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200 ml/litre

10 ml/ litre

100 ml / litre

150 ml / litre

The main tracheal trunk in cockroach communicates with exterior by

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100 pairs

10 pairs

8 pairs

4 pairs

The normally human blood absorbs the amount of oxygen at sea level is about

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200 ml/100 ml of blood

20 ml/100 ml of blood

19.6 ml/100 ml of blood

02 ml/100 ml of blood

Parabronchi are present in

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Man

Cat

Birds

Frog

Respiratory distress syndrome is common in

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Adults

Old age people

Prelature infants

All new borns

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Biology Fsc Part 1 Chapter 13 Online Test MCQs With Answers

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