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Q:

Which of the following vitamins help in the absorption of calcium?

A) Vitamin A B) Vitamin D
C) Vitamin B D) Vitamin C
 
Answer & Explanation Answer: B) Vitamin D

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Q:

Zeatin is produced in ____ and transported to ___ in the xylem where it promotes cell division.

A) Shoots, Roots,  B) Roots, Shoots
C) Stems, Leaves D) Leaves, Stems
 
Answer & Explanation Answer: B) Roots, Shoots

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Q:

The primary function of RNA is

A) Photosynthesis B) Protein Synthesis
C) Replication D) Translation
 
Answer & Explanation Answer: B) Protein Synthesis

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Q:

Which of the following physiological symptoms are signs of stress?

A) Arthritis and carpal tunnel syndrome B) Dental cavities and bone loss
C) Headaches and elevated blood pressure D) Hearing and vision loss
 
Answer & Explanation Answer: C) Headaches and elevated blood pressure

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Q:

Organisms that use light to prepare food are known as _____.

A) Autotrophs B) Heterotrophs
C) Omnivores D) Decomposers
 
Answer & Explanation Answer: A) Autotrophs

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Q:

The color of human skin depends upon

A) melanin B) carotenoids
C) anthocyanins D) chlorophylls
 
Answer & Explanation Answer: A) melanin

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Q:

Which of the following is NOT a pollination agent for cross pollination?

A) Water B) Animals
C) Wind D) Plants
 
Answer & Explanation Answer: D) Plants

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Q:

Which of the following is NOT included in the excretory system of human being?

A) A pair of kidney B) A pair of ureters
C) Abdomen D) Urinary bladder
 
Answer & Explanation Answer: C) Abdomen

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