vitamins and minerals online exercise for - Free Printable

Let's solve each question step by step and provide explanations for the answers.

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Question 1: The vitamin that keeps our skin and eyes healthy is

- Options:
a. Vitamin A
b. Vitamin B
c. Vitamin C

Explanation:
Vitamin A is essential for maintaining healthy skin and good vision. It plays a crucial role in the production of pigments in the retina of the eye, which helps with night vision. Additionally, it supports the health of epithelial cells, which are found in the skin and mucous membranes.

Answer:
a. Vitamin A

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Question 2: Scurvy is caused due to deficiency of which vitamin?

- Options:
a. Vitamin A
b. Vitamin B
c. Vitamin C

Explanation:
Scurvy is a disease caused by a deficiency of Vitamin C (ascorbic acid). Vitamin C is essential for the synthesis of collagen, which is a key component of connective tissues in the body. Without enough Vitamin C, the body cannot produce sufficient collagen, leading to symptoms such as bleeding gums, poor wound healing, and weakness.

Answer:
c. Vitamin C

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Question 3: Vitamin B deficiency causes

- Options:
a. Night blindness
b. Rickets
c. Beriberi

Explanation:
A deficiency in Vitamin B (specifically Thiamine, or Vitamin B1) can lead to Beriberi. Beriberi is a disease characterized by muscle weakness, loss of appetite, and nerve damage. The image provided shows hands affected by Beriberi, which aligns with this explanation.

Answer:
c. Beriberi

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Question 4: Anemia is caused due to deficiency of

- Options:
a. Calcium
b. Iron
c. Iodine

Explanation:
Anemia is a condition where the blood has insufficient red blood cells or hemoglobin, leading to reduced oxygen-carrying capacity. This is most commonly caused by a deficiency of Iron, which is essential for the production of hemoglobin in red blood cells.

Answer:
b. Iron

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Question 5: Iodine deficiency causes

- Options:
a. Goiter
b. Rickets
c. Night blindness

Explanation:
Iodine is essential for the proper functioning of the thyroid gland, which produces hormones that regulate metabolism. A deficiency in iodine leads to an enlargement of the thyroid gland, known as Goiter. Other symptoms include fatigue, weight gain, and sensitivity to cold.

Answer:
a. Goiter

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Question 6: All vitamins and minerals provide support for.................system

- Options:
(No options provided, but we need to fill in the blank.)

Explanation:
Vitamins and minerals are essential nutrients that support various bodily functions. They play critical roles in maintaining the health of the immune system, nervous system, skeletal system, and overall metabolic processes. However, the most comprehensive answer would be that they support the entire body, as they are involved in nearly every physiological process.

Answer:
All vitamins and minerals provide support for the body's systems (or "overall health").

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Final Answers:

1. a. Vitamin A
2. c. Vitamin C
3. c. Beriberi
4. b. Iron
5. a. Goiter
6. body's systems

Boxed Final Answer:
\boxed{a, c, c, b, a, \text{body's systems}}