Macro Nutrients

Q.

What are phycobilin pigments?

Q. Plants which live for only one season in a year such as wheat, sunflower, mustard, rice, pea, etc. are known as _________.

1. biennials
2. annuals
3. perennials
4. none of these

Q.

When copper sulphate and caustic soda are added to a food sample, a violet color indicates the presence of proteins in the food.

1. True
2. False

Q.

Iodine reacts with ____ in the food to give a blue-black colour.

1. Vitamins

2. Fats

3. Starch

4. Protein

Q.

Which of the following food is rich in protein?

1. Wheat and rice

2. Ghee and butter

3. Olives, nuts, and avocado

4. Milk and pulses

Q.

Mottled chlorosis occurs due to deficiency of:

1. Sulfur

2. Nitrogen

3. Potassium

4. Phosphorous

Q.

Which of the following are the macro-nutrients that are present in our food?

1. Carbohydrates

2. Proteins

3. Fats

4. All of the above

Q.

The end product of digestion of carbohydrate is

1. Sugars

2. Cellulose

3. Fats

4. None of these

Q.

Give the name of two components of food which provide energy.

Q.

Food items displayed in the image below provide energy to our body, since they are rich in ___________.

1. proteins
2. minerals
3. vitamins
4. carbohydrates

Q.

Question 13

Why should we avoid wastage of food?

Q.

There is a component in our food which gets stored in our body and acts as an energy bank. Which component is this?

1. Fats

2. Mineral

3. Vitamin

4. Carbohydrate

Q. Plants use some elements in relatively large amounts. Which of these are examples of macro nutrients?

1. Boron
2. Zinc
3. Nitrogen
4. Potassium

Q. There are two solutions added while testing for proteins. Two drops of solution A and then 10 drops of solution B are added to the food. Name the solutions.

1. A: Iodine, B: Copper sulphate
2. A: Sugar, B: Caustic soda
3. A: Copper sulphate, B: Caustic soda
4. A: Magnesium sulphate, B: Caustic soda

Q.

Rice is rich in carbohydrates.

1. True

2. False

Q.

Which element is a micro-nutrient for plant growth?

Q.

Lipids are supplied in large quantities by:

1. Carbohydrate

2. Mineral

3. Vitamin

4. Fats

Q.

Which of the following insulates the internal organs?

1. Carbohydrate

2. Protein

3. Vitamin

4. Fats

Q. Answer the following in "Yes" or "No".
Plants require several nutrients such as nitrogen, sulphur, and iron.
Yes
No

Q.

Which macronutrient is present in abundance in the food consumed by carnivores?

1. Proteins

2. Fats

3. Vitamins

4. Minerals

Q.

How can we test the presence of protein in the food?

Q.

Good sources of protein in the diet are:

1. Vitamin A

2. Vitamin D

3. Vitamin B

4. Vitamin C

Q.

Which one of the following foods is a body-building food?

1. Fish

2. Milk

3. All of these

4. Gram

Q.

The function of carbohydrate in our diet is to

1. Protein

2. Mineral

3. Vitamin

4. Carbohydrate

Q.

With respect to the following statements, choose the correct answer.
i. Food security depends on both, the availability of food and access to it.
ii. Mixed farming degrades the nutrient quality of the soil.
iii. Fertilizers are commercially produced plant nutrients.

1. Food preservative

2. Source of vitamins

3. Fertilizer

4. Fumigant

Q.

Which of the following groups consist only of macronutrients?

1. Vitamins and minerals

2. Carbohydrates, fats, and proteins

3. Vitamins, carbohydrates, and minerals

4. Proteins and fats

Q.

Rohit goes to a gym regularly. His coach asked him to include protein supplements in his diet. How will it help Rohit?

1. Proteins are the only nutrients required by our body.

2. Proteins give energy while doing exercise.

3. Proteins are body building components of food.

4. Proteins are responsible for sweating during exercise.

Q.

Neha took a small lump of a type of food in a test-tube and added 10 drops of water to it. Then she added 2 drops of copper sulphate solution and 10 drops of caustic soda to it. Can you name the component of food that is being tested by her?

1. Carbohydrates

2. Fat

3. Roughage

4. Protein

Q. There are __ nutrients which are essential for plants.

1. Five
2. Fourteen
3. Seventeen
4. Twenty

Q.

Among the three categories of major food nutrients, which one has maximum calorie output?

1. Fat

2. Protein

3. Carbohydrate

4. B & C