Macronutrients

Q.

List all the enzymes present in the pancreatic juice and mention their action.

Q.

Why do lipids have a higher caloric value than carbohydrates?

Q.

Name the most essential components of proteins.

Q. Which of the following proteins are found in the blood?

1. Haemoglobin
2. Actin
3. Ossein
4. Antibodies

Q.

Starch, glucose, galactose, and cellulose are the examples of:

1. Lipids

2. Vitamins

3. Proteins

4. Carbohydrates

Q.

Which of the following are artificial sweeteners?

1. Sodium benzoate

2. Saccharin

3. Galactose

4. Aspartame

Q.

What does intestinal juice contain?

Q.

In animals, carbohydrates not used immediately are stored in body as:

1. Starch

2. Glycogen

3. Sucrose

4. Glucose

Q.

Difference between enzymes and bacteria

Q. _________ are nutrients that help in excreting the solid body wastes from the body.

1. Proteins
2. Fibres
3. Fats
4. Vitamins

Q. Given below are the groups of certain substances of particular categories. Mention the category of each group and identify the one wrong example in it. Give reasons. [4 MARKS]
(a) Benzoic acid, DDT, mercurochrome.
(b) Formalin, iodine, lysol, phenol.
(c) BCG, DTP, ATP.
(d) Tears, skin, nasal secretion, HCI(in stomach).

Q. Which of the following are sources of energy?

1. Carbohydrates
2. Water
3. Proteins
4. Lipids

Q. State the function of the following:
Hydrogen released during photolysis of water:
[1 Mark]

1. Converts NADP to NADPH
2. Converts ADP to ATP
3. Converts O2 to H2O

4. Converts CO2 to C6H12O6

Q.

Question 12
Cellulose-rich food substances are good source of roughage in human beings because

(a) Human beings do not have cellulose-digesting enzymes
(b) Cellulose gets absorbed in the human blood and converts into fibres.
(c) The cellulose-digesting bacteria convert cellulose into fibres.
(d) Cellulose breaks down into smaller components which are egested as roughage.

Q. Match the nutrients with their correct function.

1. Insulates body
2. Energy source
3. Bowel movement
4. Tissue repair

Q.

Pellagra is caused due to deficiency of _______.

1. vitamin B1

2. vitamin A

3. vitamin C

4. vitamin B3

Q. Caloric value of 9.5 kcal/gm is found in case of

1. Carbohydrates
2. Fats
3. Proteins
4. Vitamins

Q. A normal human being requires how many calories per day?

1. 2500 k. cal
2. 4000 k. cal
3. 5000 k. cal
4. 686 k. cal

Q.

Why are the protein digesting ensimes in an inactive form when released

Q. During prolonged fasting

1. The first to be used up are carbohydrates, next fat is withdrawn and proteins are metabolised at the last
2. The first to be used up are the fats, next carbohydrates are withdrawn from stored glycogen in the liver and muscles and proteins are withdrawn at the last
3. First lipids are used up, then proteins and finally carbohydrate
4. None of these

Q. The commonly used artificial sweetener is

1. Acesulfame K
2. Aspartame
3. Saccharin
4. Cyclamate

Q. The fleshy mesomorph of a plant is the source of palm oil which is now in common use as an edible oil. This plant is known by the botanical name

1. Metroxylon rumphii
2. Elaeis guineensis
3. Phoenix sylvestris
4. Calamus rotung

Q. Kwashiorkor and Beri-beri are

1. Communicable diseases
2. None of the above
3. Infectious diseases
4. Deficiency diseases

Q.

why are protein digesting enzymes in the stomach released as inactive enzymes or zymogens?

Q. Amino acids are the building units of _____________.

1. Carbohydrates
2. Proteins
3. Minerals
4. Fats

Q.

Is colchicine harmful for the body ? If yes, then why it is used as a remedy?...

Not under that specific chapter...

Q. Fatty acids are utilised in the synthesis of ____________.

1. Haemoglobin
2. Myelin
3. Melanin
4. Insulin

Q.

Carbohydrates are utilized in our body in the form of:

1. None of these

2. Sugars

3. Cellulose

4. Fats

Q. Identify the macronutrients and micronutrients from
the options given.

1. Carbohydrates
2. Proteins
3. Fat
4. Vitamins
5. Minerals

Q.

How much glucose a man need eveyday