Alveoli break down during disease.
Alveoli break down during disease:
ASTHMA | |
EMPHYSEMA | |
PNEUMONIA | |
BRONCHITIS |
Biology MCQS
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Glottis is a narrow opening at the floor of.
Glottis is a narrow opening at the floor of.
PHARNX | |
NOSTRIL | |
LARYNX | |
NASAL CAVITY |
Rate of breathing depends upon concentration of...
Rate of breathing depends upon concentration of which gas:
CARBON DIOXIDE | |
NITROGEN | |
HYDROGEN | |
OXYGEN |
Which brings deoxygenated blood from heart into...
Which brings deoxygenated blood from heart into the lungs?
PULMONARY ARTERY | |
WIND PIPE | |
AORTA | |
PULMONARY VEIN |
No. of Bronchi in the air passage way are.
No. of Bronchi in the air passage way are:
MANY | |
NONE OF THESE | |
1 | |
2 |
What happens during Exhalation?
What happens during Exhalation?
DIAPHRAGM BECOMES DOME SHAPED | |
PRESSURE ON LUNGS IS INCREASED | |
RIBS MUSCLES RELAX | |
ALL OF THESE |
In human which process occurs in alveoli?
In human which process occurs in alveoli?
TRANSPORT | |
REPRODUCTION | |
NUTRITION | |
GASEOUS EXCHANGE |
Main role to give out air from lungs is of.
Main role to give out air from lungs is of:
BRONCHUS | |
BRONCHI | |
DIAPHRAGM | |
BRONCHIOLE |
Percentage of CO2 in exhaled air during breathi...
Percentage of CO2 in exhaled air during breathing is:
79% | |
0.04% | |
16% | |
4% |
All the alveoli of one side unite to form.
All the alveoli of one side unite to form:
KIDNEY | |
LUNG | |
CHEST BOX | |
THORAX |
Percentage of Oxygen in inhaled air during brea...
Percentage of Oxygen in inhaled air during breathing is:
25% | |
0.04% | |
79% | |
21% |
The byproduct of photosynthesis is.
The byproduct of photosynthesis is:
NITROGEN | |
CARBON DIOXIDE | |
OXYGEN | |
AMMONIA |
Which gas is absorbed through stomata of plants...
Which gas is absorbed through stomata of plants during night?
HYDROGEN | |
NITROGEN | |
CARBON DIOXIDE | |
OXYGEN |
Taking in oxygen and giving out of CO2 is called?
Taking in oxygen and giving out of CO2 is called?
ANAEROBIC RESPIRATION | |
RESPIRATION | |
AROBIC RESPIRATION | |
GASEOUS EXCHANGE |
Stomata are present in.
Stomata are present in:
ENDODERMIS | |
EPIDERMIS | |
XYLEM | |
PHLOEM |
In normal condition human respiration rate is.
In normal condition human respiration rate is:
16 TO 20 | |
15 TO 12 | |
15 TO 20 | |
20 TO 15 |
The pores in the bark layer are;
The pores in the bark layer are;
PITH | |
LENTICELS | |
CUTIN | |
STOMATA |