Nutrition questions | form two Biology

Jairus complains of having burning sensation around the chest region.
(a) What digestive disorder is he facing?
(b) Give five measures he should take to treat the disorder.

Figure 1​ represents an external structure of a hibiscus flower. Study it carefully and answer the questions that follow:

(a) Name the parts labeled ​ A ​ , ​ B ​ , ​ C , ​ ​ D ​ , ​ E ​ , and ​ F ​ .
(b) What are the functions of the parts labeled ​ B ​ , ​ D ​ and ​ E ​ ?

Which of the following is the symptom of the disease caused by lack of protein in children?

A Anemia
B Swollen head
C Breeding
D Pale and thin hair
E Sneezing.

The function of hydrochloric acid in food testing experiments is

1. to decolourise food sample
2. to test reducing sugar
3. to oxidize the food sample
4. to neutralize sugary foods
5. to hydrolyze complex to simple sugar.

List any four macro-elements in plant nutrition.

Explain the causes of any three common disorders and diseases of the human digestive system.

Goitre is a deficiency disease caused by lack of which element in the diet?

1. Carbohydrate
2. Iodine
3. Vitamin E
4. Vitamin C
5. Protein.

Which food substance is investigated in the biuret test procedure?

1. Carbohydrate
2. Lipids
3. Protein
4. Starch
5. Reducing sugar.

Describe the types of macronutrients needed in human body. In each type  identify the source and function of food substances in human body.

Which control measure would you recommend to a patient diagnosed with diabetes mellitus?

1. Reduce intake of sugary foods
2. Limiting amount of water intake
3. Reducing intak of cholesterol foods
4. Eating enough starch and water
5. Consuming a high fat food