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9th Class Biology Chapter 8 Nutrition English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
.................. is most abundant substance in human body.
Choose an answer
Water
Carbon
Nitrogen
Phosphorus
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Question # 2
The process of lubrication & digestion steels in ............... .
Choose an answer
Oral cavity
Phyranx
Oesophagus
Stomach
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Question # 3
Oral cavity opens into .............. .
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Phyranx
Lyranx
Trachea
Bronchi
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Question # 4
What is the primary nutrient that provides quick useable energy for the body?
Choose an answer
Carbohydrates
Protiens
Lipids
Nucleic acids
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Question # 5
Where are the villi found?
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Esophagus
Stomach
Small intestine
Large intestine
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Question # 6
One gram of lipids contains energy:
Choose an answer
4 kilocalories
6 kilocalories
9 kilocalories
7 kilocalories
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Question # 7
In carbohydrates the ratio of hydrogen two oxygen atoms is ................ .
Choose an answer
1:2
2:1
2:2
3:2
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Question # 8
............ is loose, watery stools.
Choose an answer
Constipation
Diarrhea
Both
None
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Question # 9
The process of breaking down large droplets of fat into small droplets of fat is called:
Choose an answer
Emulsification
Absorbtion
Peristalsis
Digestion
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Question # 10
Which of following helps in lowering blood cholesterol and sugar levels?
Choose an answer
Roughage
Lipids
Vitamin
Carbohydrates
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Question # 11
In the stomach, pepsinogen is converted into;
Choose an answer
Pepsin
Bicarbonate
HCI
Gastrin
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Question # 12
Which of the following does not occur in the oral cavity?
Choose an answer
Lubrication of the food
Beginning of protein digestion
Breaking the food into small fragments
All of the above do occur in the oral cavity
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Question # 13
Heart diseases are caused by using:
Choose an answer
Saturated fatty acids
Unsaturated fatty acids
Proteins
Too much carbohydrates
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