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Q:

Which of the following statements about vitamins is true?

A) Vitamins have a small caloric value B) Vitamins can serve as an energy supply for the body if certain criteria are met
C) Like protein and some minerals, vitamins contribute to the structure of the body D) Vitamins are indispensable for the maintenance of optimal health
 
Answer & Explanation Answer: D) Vitamins are indispensable for the maintenance of optimal health

Explanation:

Vitamins are indispensable for the maintenance of optimal health is the only statement that is true about vitamins.

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Q:

Which of the following is a characteristic of all angiosperms?

A) double internal fertilization B) ovules that are not contained within ovaries
C) complete reliance on wind as the pollinating agent D) free-living gametophytes
 
Answer & Explanation Answer: A) double internal fertilization

Explanation:

The flowering plants, also known as angiosperms, Angiospermae or Magnoliophyta, are the most diverse group of land plants. These are also seed producing plants like gymnosperms. In Angiosperms seeds are in flowers.

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Q:

Which disease is caused due to deficiency of Iron?

A) Beriberi B) Tetany
C) Kwashiorkor D) Anaemia
 
Answer & Explanation Answer: D) Anaemia

Explanation:
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Q:

The later (second) formed primary xylem elements are called _____________.

A) Protoxylem B) Metaxylem
C) Xylem parenchyma D) Xylem fibres
 
Answer & Explanation Answer: B) Metaxylem

Explanation:
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Q:

Which is the longest bone in the human body?

A) Fibula B) Radius
C) Stapes D) Femur
 
Answer & Explanation Answer: D) Femur

Explanation:
The femur is also the longest bone in the human body. By most measures the femur is the strongest bone in the body.
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Q:

What is full form of BOD?

A) Biological Oxygen Deficit B) Biological Oxygen Difference
C) Biological Oxygen Demand D) Biological Oxygen Distribution
 
Answer & Explanation Answer: C) Biological Oxygen Demand

Explanation:
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Q:

Which of the following is a work done by the placenta tissue in humans?

A) Support the embryo B) Removes waste matter from the embryo and provide nutrition to the embryo
C) Provide nutrition to the embryo D) Remove waste matter from the embryo
 
Answer & Explanation Answer: B) Removes waste matter from the embryo and provide nutrition to the embryo

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Q:

Which among the following is used to treat Indigestion?

A) Antacid B) Antiseptic
C) Analgesic D) Antibiotic
 
Answer & Explanation Answer: A) Antacid

Explanation:
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