Solved MCQs of Biology Class 9
Ulcers occur in the:
Stomach
Duodenum
Esophagus
All of these
In the stomach, pepsinogen is converted into;
Pepsin
Bicarbonate
HCI
Gastrin
Breaking of large molecules of fats into small droplets is called:
Emulsification
Digestion
Assimilation
Egestion
…………… is a great stabilizer of body temperature.
Carbon
Nitrogen
Water
None
After processes in oral cavity food is changed into:
Chyme
Bolus
Undigented & degests food
None of these
Which of the following does not occur in the oral cavity?
Lubrication of the food
Beginning of protein digestion
Breaking the food into small fragments
All of the above do occur in the oral cavity
Are the major source of energy .
Protein
Lipid
Crabohydraets
Vitamins
Chemically synthesized urea is a ____________ fertilizer.
Organic
Inorganic
Both
None
…………………… helps in grinding of food .
Tongue
Teeth
Salivary glands
All
The pancreas produces digestive enzymes and releases them into the:
Colon
Gallbladder
Liver
Duodenum
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