Biology

Deficiency Diseases and Disorders

706 Questions

Deficiency diseases and disorders are caused by a lack of essential nutrients, vitamins, and minerals in the diet or environment. This includes conditions like anemia, goitre, and night blindness. Practice these questions to prepare for general science exams.

Vitamin deficiency symptomsMineral deficiency disordersMalnutrition conceptsHormonal and specific diseases

Deficiency Diseases and Disorders Questions

Multiple choice

'Goitre' is caused due to the deficiency of

  1. vitamin C

  2. iodine

  3. fluorine

  4. vitamin A
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Ans - 2

Lack of Iodine in our food intake leads to Goitre. That is why, it is always advised to consume iodised salt.

Multiple choice

Osteomalacia, a disease of the bones in adult is

  1. due to hypoparathyroidism

  2. due to dietary deficiency of calcium and vitamin D

  3. due to hyperthyroidism

  4. due to hyperparathyroidism
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

 Osteomalacia, a disease of the bones in adults, is due to dietary deficiency of calcium and vitamin D. Measures to prevent and treat osteomalacia usually revolve around intake of vitamin D and calcium supplements.

Multiple choice

A pregnant woman usually becomes deficient in

  1. iron and sodium

  2. calcium and iron

  3. sodium and calcium

  4. iron and magnesium
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

During pregnancy, the fetus requires significant amounts of iron for blood production and calcium for bone development, often leading to deficiencies in the mother if not supplemented.

Multiple choice

Following are vitamins in column I and deficiency diseases in column II. i) K (A) Beri-beri ii) D (B) Haemorrhagic disease of new born iii) B1 (C) Keratomalacia iv) A (D) Rickets

  1. (i) - (C), (ii) - (B), (iii) - (D), (iv) - (A)

  2. (i) - (A), (ii) - (B), (iii) - (D), (iv) - (C)

  3. (i) - (B), (ii) - (D), (iii) - (A), (iv) - (C)

  4. (i) - (C), (ii) - (D), (iii) - (A), (iv) - (B)
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Vitamin K deficiency leads to hemorrhagic disease (B), Vitamin D deficiency causes rickets (D), Vitamin B1 deficiency causes beri-beri (A), and Vitamin A deficiency causes keratomalacia (C). This matches option C.

Multiple choice

In adults, the deficiency of vitamin D causes

  1. rickets

  2. beri-beri

  3. scurvy

  4. osteomalacia
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

In adults, deficiency of vitamin D causes osteomalacia (weak bones liable to easy fracture) and in children, it causes rickets (Softness and deformities) of bones like bow-legs, and pigeon chests. 

Multiple choice

Deficiency of which of the following can cause diarrhea?

  1. Vitamin C

  2. Carbohydrates

  3. Calcium

  4. Proteins
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Deficiency of proteins in the diet for a long time results in swelling of face, swollen neck, under growth of the body and diarrhea etc. This is because proteins are the building blocks of the body and should be taken in sufficient amount. 

Multiple choice

Which of the following is not correctly matched?

  1. Deficiency of vitamin D - Rickets

  2. Deficiency of vitamin C - Scurvy

  3. Deficiency of vitamin B - Beri-beri

  4. Deficiency of vitamin A -- Dehydration
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Deficiency of vitamin D - Rickets Deficiency of vitamin C - Scurvy Deficiency of vitamin B - Beri-beri Excess loss of water -- Dehydration

Multiple choice

If a person eats a diet deficient in both proteins and carbohydrates, what happens?

  1. He may become lean and thin.

  2. His growth may stop completely.

  3. He may become unable to walk.

  4. All of the above

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

A person who does not take proteins and carbohydrates in his diet for long, he may become so lean and thin that he will not be able to walk properly and his growth may also stop completely. This is because these two are the major nutrients for our body. 

Multiple choice

Beriberi is caused by the deficiency of vitamin ____.

  1. C

  2. A

  3. B1

  4. D
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Lack of any nutrient in the body causes one or the other diseases in the body.

For example, Deficiency of vitamin D - Rickets Deficiency of vitamin C - Scurvy

Deficiency of vitamin B - Beriberi etc.