Chapter 8: Nutrition - Biology Mcqs for High School - Grade 9 - Set 8

1)   The process of chewing food is also known as

a. mastication
b. lubrication
c. peristalsis
d. anti-peristalsis
Answer  Explanation 

ANSWER: mastication

Explanation:
No explanation is available for this question!


2)   The organic fertilizers include

a. manure and compost
b. sulfur and gypsum
c. rock phosphate and compost
d. magnesium and phosphorus
Answer  Explanation 

ANSWER: manure and compost

Explanation:
No explanation is available for this question!


3)   The trace mineral required for the normal functioning of thyroid is

a. iodine
b. molybdenum
c. nickel
d. Sulphur
Answer  Explanation 

ANSWER: iodine

Explanation:
No explanation is available for this question!


4)   The length of the duodenum is

a. 25 cm
b. 31 cm
c. 21 cm
d. 35 cm
Answer  Explanation 

ANSWER: 25 cm

Explanation:
No explanation is available for this question!


5)   The portion of the stomach which is present beneath the cardiac portion is called

a. opsin portion
b. gastric portion
c. pyloric portion
d. cardiac portion
Answer  Explanation 

ANSWER: pyloric portion

Explanation:
No explanation is available for this question!


6)   The micronutrient which is involved in water osmosis is

a. zinc
b. copper
c. chlorine
d. manganese
Answer  Explanation 

ANSWER: chlorine

Explanation:
No explanation is available for this question!


7)   The vitamin which is needed to maintain calcium and phosphorus levels in the blood is

a. vitamin A
b. vitamin D
c. vitamin B
d. vitamin C
Answer  Explanation 

ANSWER: vitamin D

Explanation:
No explanation is available for this question!


8)   The macronutrient which is a structural component of the cell wall and activates the enzymes is

a. boron dioxide
b. carbon monoxide
c. nitrogen dioxide
d. calcium
Answer  Explanation 

ANSWER: calcium

Explanation:
No explanation is available for this question!


9)   The 'UNICEF' stands for

a. United Nations Curing Funds
b. United Nations Children's Fund
c. Union Nations Cancer Fund
d. United Nationals Cancer Finances
Answer  Explanation 

ANSWER: United Nations Children's Fund

Explanation:
No explanation is available for this question!


10)   The disease which is caused by a deficiency of vitamin-C is

a. scurvy
b. anemia
c. rickets
d. insomnia
Answer  Explanation 

ANSWER: scurvy

Explanation:
No explanation is available for this question!


11)   The kind of fatty acids which consists of double-bonded carbon atoms in place of hydrogen atoms is called

a. acetone fatty acids
b. unsaturated fatty acids
c. nitric fatty acids
d. citric fatty acids
Answer  Explanation 

ANSWER: unsaturated fatty acids

Explanation:
No explanation is available for this question!


12)   The canola oil is liquid at room temperature because of more

a. saturated fatty acids
b. unsaturated fatty acids
c. citric fatty acids
d. nitric fatty acids
Answer  Explanation 

ANSWER: unsaturated fatty acids

Explanation:
No explanation is available for this question!


13)   The kind of metabolism which plays an important role in the growth of stems and leaves is

a. carbon metabolism
b. hydrogen metabolism
c. oxygen metabolism
d. nitrogen metabolism
Answer  Explanation 

ANSWER: nitrogen metabolism

Explanation:
No explanation is available for this question!


14)   The Urea is a less toxic form of

a. magnesium
b. potassium
c. ammonia
d. phosphorus
Answer  Explanation 

ANSWER: ammonia

Explanation:
No explanation is available for this question!


15)   The vitamin C is also known as

a. acetic acid
b. citric acid
c. nitric acid
d. ascorbic acid
Answer  Explanation 

ANSWER: ascorbic acid

Explanation:
No explanation is available for this question!


16)   The macronutrient which regulates the closing and opening of the stoma and reduces the loss of water from leaves is

a. potassium
b. methane
c. urea
d. nitrogen
Answer  Explanation 

ANSWER: potassium

Explanation:
No explanation is available for this question!


17)   The vessel of the lymphatic system related to each villus is called

a. duodenum
b. bile
c. jejunum
d. lacteal
Answer  Explanation 

ANSWER: lacteal

Explanation:
No explanation is available for this question!


18)   The micronutrient which activates many enzymes and is necessary for photosynthesis is

a. iron
b. zinc monoxide
c. nitric acid
d. citric acid
Answer  Explanation 

ANSWER: iron

Explanation:
No explanation is available for this question!


19)   The malnutrition does not include

a. inadequate nutrient consumption
b. overeating of nutrients
c. excess loss of nutrients
d. saturation of proteins
Answer  Explanation 

ANSWER: saturation of proteins

Explanation:
No explanation is available for this question!


20)   Vitamins B and C are classified as

a. ethyl-soluble vitamins
b. calcium-soluble vitamins
c. water-soluble vitamins
d. lipid-soluble vitamins
Answer  Explanation 

ANSWER: water-soluble vitamins

Explanation:
No explanation is available for this question!