6th Grade > Biology
COMPONENTS OF FOOD MCQs
Total Questions : 100
| Page 2 of 10 pages
Answer: Option A. -> blue-black colour
:
A
Using iodine to test for the presence of starch is a common experiment. Solution of iodine (I2) and potassium iodide (KI) in water has a light orange-brown colour. If it is added to a sample that contains starch, such as the bread pictured, the colour changes to a deep blue.
:
A
Using iodine to test for the presence of starch is a common experiment. Solution of iodine (I2) and potassium iodide (KI) in water has a light orange-brown colour. If it is added to a sample that contains starch, such as the bread pictured, the colour changes to a deep blue.
Answer: Option A. -> Vitamin A
:
A
:
A
- Vitamin A plays an important role in keeping the eyesand skin healthy. Milk, carrots, pumpkins, all yellow fruits and vegetables are rich in vitamin A.
- Vitamin B complex is required for keeping our body healthy.
- Vitamin C protects our body against diseases.
- Vitamin D helps in using the calcium to keepthe bones and teeth healthy.
:
Disease: 1 Mark
Symptoms: 1 Mark
Deficiency of vitamin C causes scurvy.
The symptoms of scurvy include weakness, nausea, bleeding gums, joint and muscle pain.
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Definition: 1 Mark
Example: 1 Mark
Fatis one of the three main macronutrients like proteins and carbohydrates.
Fats produce more energy than carbohydrates do. It is an important form of energy storage for future use.
Some examples of fatty foods are milk, cheese, butter, cream, ghee, vegetable oils, meat, and fish liver oil.
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Types of carbohydrates + source: 1 Mark each
The three types of carbohydrates are sugar, starch and cellulose.
1. Sugar is a very sweet substance. Itis naturally found in fruits.
2. Starch is present in grains like rice, wheat, maize and in tubers like potatoes.
3. Cellulose is found in foods like broccoli, cabbage and cauliflower.
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Vitamin C helps inthe growthand repairof tissues in all parts of ourbody. Italso helps the body to fightagainst many diseases.
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Function of water: 1 Mark each
Any three:
1. Waterhelps the body to absorb nutrients from food.
2. It helps the body to get rid of toxic wastes through urine and sweat.
3. It helps to maintain constant body temperature.
5. It provides the medium for transportation of substances in the body.
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Functions: 1 Mark each
Food Item: 1 Mark
Potassium helps the body with
1.Formation of new cells.
2. Transportation of nerve impulses in the body.
Foods rich in potassium: Bananas, avocados and fish.
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Source of vitamin: 1 Mark each
VitaminSourceVitamin ACarrotsVitamin B1BeansVitamin COrangesVitamin DMilkVitamin KFish Oil
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The main nutrients that we get from our food are carbohydrates, proteins, fats, vitamins and minerals.
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