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 Biology Questions

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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:

__________ is the interaction in which one species benefits and the other is neither harmed nor benefited.

A) Predation B) Commensalism
C) Competition D) Parasitism
 
Answer & Explanation Answer: B) Commensalism

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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:

Which acid is secreted by certain glandular cells in the stomach lining?

A) Hydrochloric  B) Ethanoic
C) Formic D) Nitric
 
Answer & Explanation Answer: A) Hydrochloric 

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Q:

Which of the following is a vertebrate?

A) Kiwi B) Sponges
C) Star fish D) Threadworm
 
Answer & Explanation Answer: A) Kiwi

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Q:

Which among the following is NOT an event during the photosynthesis process?

A) Absorption of light energy by chlorophyll B) Conversion of light energy to chemical energy
C) Splitting of water molecules into hydrogen and oxygen D) Oxidation of carbon dioxide to carbohydrates
 
Answer & Explanation Answer: D) Oxidation of carbon dioxide to carbohydrates

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Q:

The embryo gets nutrition from the mother's blood with the help of a special tissue called

A) Uterus B) Placenta
C) Cervix D) Fallopian tube
 
Answer & Explanation Answer: B) Placenta

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Q:

Which enzyme has been used by scientists of Massachusetts Institute of Technology to induce plants to give off dim light?

 

A) Carotenogen B) Luciferase
C) Reductase D) Peroxidase
 
Answer & Explanation Answer: B) Luciferase

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