Back
Point of Sale
Your Cart
Close panel
- Your cart is empty -
BIOLOGY TEST
CHAPTER 1 : RESPIRATION
1- Mammalian RBC respire anaerobically because
*
settings
It has stroma inside
It has Haemoglobin
It lacks Mitochondria
It has bicarbonate ions inside
2-
Tracheal respiration is found in
*
settings
Insects and Millipedes
scorpion and PRawn
Pila and lobuster
Starfish and Sea cucumber
3-
Residual volume of the lungs is
settings
1200 ml
1500 ml
4500
500ml
4-
Partial pressure of O2 in the inspired air is 156 mm Hg and that of CO2 is
*
settings
0.3 mm Hg
0.5 mm Hg
140 mm Hg
46 mm Hg
5-
Chlorocruorin is a copper containing blood pigment found in some annelids like Sabella. Is colour in both oxygenated and deoxygenated states is
*
settings
blue
green
yellow
pink
6-
Expiratory muscles contract at the time of
*
settings
Deep inspiration
Normal inspiration and expiration
Forceful expiration
Normal expiration
7- I
nflamation of the lung covering causing severe chest pain is
*
settings
Emphysema
Pleurisy
asphyxia
hypoxia
8-
Tidal volume of man is
*
settings
500 ml
1500 ml
1200 ml
850 ml
9-
Partial pressure of oxygen in the inspired and expired air respectively is
*
settings
158 and 116 mm Hg
158 and 40 mm Hg
100 and 95 mm Hg
40 and 95 mm HG
10-
In human beings partial pressure of carbondioxide in the inspired and expired air respectively is
*
settings
0.3 and 40 mm Hg
0.3 and 32 mm Hg
40 and 46 mm Hg
40 and 0.3 mm Hg
11-
Respiratory quotient is not less than one in
*
settings
carbohydrate
proteins
fats
normal diet
12-
The impulse for the voluntary muscles for the force-ful breathing starts in
*
settings
medulla(pons)
vagus nerve
cerebral hemisphere
spinal cord
13-
The chief difference between trachea and bronchioles is
*
settings
trachea lacks cartilage
bronchiole lacks cartilage
trachea is long
bronchiole is small
14-
Diaphragm is supplied with Phrenic nerve and is involved in
*
settings
inspiration
Parturition
Micturition and Defecation
All of these
15-
Dead air is not involved in respiration because
*
settings
It is very low quantity
It is trapped in nasal passage
it contains less Oxygen
it is present deep in lungs
16-
Pulmonary ventilation is
*
settings
Tidal volume + respiratory rate
Tidal volume + Vital capacity
Tidal volume + Residual volume
Tidal + inspiratory volume
17-
Haemoglobin affinity for oxygen is .................. to the P50( O2 tension that produces 50% saturation of Hb)
*
settings
Directly related
inversely related
not related
related
18-
Chloride shift occurs from the plasma to the RBC and is meant for
*
settings
Formation of haemoglobonic acid
formation of bicarbonated
to keep electrostatic neutrality of RBC membrane
to transport CO2
19-
Haldane effect refers to
*
settings
Increased C02 uptake to minimize Co2 tension
Increased 02 tension
decreased CO2 tension
Decreases O2 tension
20-
Bohr effect shifts the O2 hb dissociation curve to the right.
*
settings
to promote the oxygenation of Hb in lungs
To increase O2 concentration
to decrease CO2 concentration
to decrease the pH of the blood
21-
advantage of double bohr effect is
*
settings
reciprocal exchange of oxygen for CO2
More Oxygenated of foetal blood
more removal of CO2
All of these
22-
At high altitude the number of RBC increases
*
settings
To trap O2 from rarefied air having low PO2
To adapt with the oxygen deficiency
to remove more CO2
To increase metabolism
23-
Which of the following hormone is released when a person is climbing a mountain
*
settings
Anti natriuretic factor
adrenaline
erythropoietin
thyroxine
24-
In which part of the body mycobacterium effects
*
settings
lungs
skin
intestine
all of these
25-
Bovine tuberclosis is transmitted from cow to man through
*
settings
contact
milk
contamination of water with infected urine
meat
26-
Hicup is due to
*
settings
irritation of phrenic nerve
increased inspiration
expanded stomach
acidity in the stomach
27-
Rectal respiration is seen in
*
settings
cockroach
spider
niads of the dragon fly
water flea
28-
During the transportation of the CO2 blood will not become acidic because
*
settings
it contains buffers
it contains H+ ion
it contains haemoglobin
it contains high CO2
29-
The main cause of the respiratory alkalosis is
*
settings
hypoventilation
hyperventilation
low carbondioxide level
high HB content
30-
1. In which part of the respiratory system, gaseous exchange takes place?
*
settings
alveoli
pharynyx
larynx
nose
31-
The tiny air sacs present in human lungs is called_______.
*
settings
Alveoli
alveolus
bronchi
brocnhus
Option 2
32-
The total number of alveoli present in the human lungs is estimated to be around ______.
*
settings
1 billlion
800 million
500 million
1500 million
33-
Which one of the following statements is false about the trachea?
*
settings
it is covered by epiglottis
has C-shaped rings
it splits into left and right lungs
none
34-
The maximum volume of air contained in the lung by a full forced inhalation is called _________.
*
settings
total lung capacity
ventilation rate
tidal volume
respiratory volume
35-
Which one of the following is correct regarding larynx?
*
settings
It houses the vocal cords
It prevents the invading pathogens into the trachea
It is an organ made of cartilage and connects the pharynx to the trachea
All of the above.
Submit
BIOLOGY TEST
Click Submit to finish.
arrow_back
Back
Submit
search
close