Vitamins MCQs - Everyday Science Practice | PakExamPoint

Practise Vitamins MCQs in Everyday Science. Attempt multiple-choice questions, check answers and revise related subtopics.

Vitamins MCQs and revision practice

Study Vitamins through multiple-choice questions in Everyday Science. This subtopic contains 187 practice questions. Read the wording carefully, compare the options and attempt an answer before checking the solution in learning mode.

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Vitamins: questions and answer review

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161. Which of the following vitamins serves as a hormone precursor?

مندرجہ ذیل میں سے کون سا وٹامن ہارمون کے پیش خیمہ کے طور پر کام کرتا ہے؟

Check answer and explanation

Answer: Vitamin D

Explanation Vitamin D serves as a hormone precursor, as it is converted into a hormone in the body. Cholesterol also serves as a precursor of vitamin D and steroid hormones.

162. Liver (best source) beef or mutton, chicken, fish and whole egg are best source of

جگر (بہترین ذریعہ) گائے کا گوشت یا مٹن، چکن، مچھلی اور پورا انڈا کس کا بہترین ذریعہ ہیں۔

Check answer and explanation

Answer: Folic Acid

Explanation Dairy products: milk, cheese & yoghurt are Also best sources of Folic Acid

163. Vitamin B-2 is found in ____?

وٹامن بی-2 کن چیزوں میں پایا جاتا ہے؟

Check answer and explanation

Answer: All of these

Explanation Name: Vitamin B-2 (Riboflavin) Food sources: Milk, Eggs, Organ meats, Green vegetables, Cereals Deficiency causes : Skin problems, sore throat, eye irritation Role: Energy production (metabolism) Solubility: Water-soluble vitamin Last verified on 21-04-2026

164. The organic molecules which are not permanently attached to enzyme and mostly derived from vitamins are:

وہ نامیاتی مالیکیول جو مستقل طور پر انزائم سے منسلک نہیں ہوتے ہیں اور زیادہ تر وٹامنز سے حاصل ہوتے ہیں:

Check answer and explanation

Answer: Co-enzymes

Explanation Coenzymes are mostly derived from vitamins and other organic essential nutrients in small amounts ND25-7-2023

165. Vitamin B6 is also called _____?

وٹامن بی 6 کو اور کس نام سے جانا جاتا ہے؟

Check answer and explanation

Answer: Pyridoxine

Explanation Vitamin B6 is also called Pyridoxine . Additional information : Vitamin B6 helps in amino acid metabolism . It supports brain development and immune function . Deficiency may cause anemia, skin disorders, and nerve problems . Last verified on 17-01-2026

166. Vitamins do not act as a/an

وٹامنز بطور ایک کام نہیں کرتے

Check answer and explanation

Answer: Source of energy

Explanation vitamins are a collection of organic compounds that act as catalysts in numerous chemical reactions. The vitamins trigger those reactions and velocity them up. A compound becomes c ategorized as a nutrition when a loss of it causes disorder. opposite to famous perception, vitamins do not without delay offer energy . As catalysts, vitamins are required for the release of energy from protein, fats and carbohydrates . they're crucial for normal increase and improvement and particularly important for the healthy functioning of red blood cells, hormones, genetic substances and the anxious gadget. The liver stores vitamin A, D, E, k and B12. the primary 4 of these are all f at soluble . because of this the bile secreted at some point of digestion is essential for absorbing them in order that the body can use them. If bile production is compromised through liver damage, the proper absorption of these vitamins may be affected.

167. Serve deficiency of Vitamin B complex results in?

وٹامن بی کمپلیکس کی کمی کے نتائج کیا ہے؟

Check answer and explanation

Answer: Beriberi

Explanation Vitamin B Complex deficiency , specifically Vitamin B1 (Thiamine) deficiency, can cause: Beriberi, a disease characterized by : Fatigue and weakness Nerve damage and pain Heart problems Swelling of legs and feet

168. Vitamin B 12 is founded in?

وٹامن بی 12 کس میں پایا جاتا ہے؟

Check answer and explanation

Answer: All

Explanation vitamin B12 found in Fish and shellfish such as trout, salmon, tuna fish, and clams. Fortified breakfast cereal. Low-fat milk, yogurt, and cheese. Eggs.

169. وٹامن کے کس چیز میں مدد دیتا ہے؟

Check answer and explanation

Answer: خون کو جمنے میں

Explanation وٹامن کے خون کو جمنے میں مدد دیتا ہے۔ Vitamin K is used by the body to help blood clot. Warfarin (Coumadin) is used to slow blood clotting. By helping the blood clot, vitamin K might decrease the effectiveness of warfarin

170. Our body needs vitamin D for:

ہمارے جسم کو وٹامن ڈی کی ضرورت کس لیے ھوتی ہے

Check answer and explanation

Answer: All of the above

Explanation vitamin D to absorb calcium and promote bone growth. It plays a crucial role in maintaining the balance of calcium in your blood and bones and in building and maintaining bones. More specifically, you need vitamin D so your body can use calcium and phosphorus to build bones and support healthy tissues.

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