37
Q:

Damage to hearing is caused by sounds which exceed

A) 70 decibels B) 80 decibels
C) 100 decibels D) 120 decibels

Answer:   D) 120 decibels



Explanation:

High frequency sound attacks the tympanic memberance and makes it defective. 120 decibels is too high a pitch to be heard and therefore it impairs the hearing ability.

Subject: Biology
Q:

Biotechnology means

A) Technical study of bacteria B) Technical study of chemicals in the body
C) Infusion of technology in human anatomy D) Use of living organisms in industrial processes
 
Answer & Explanation Answer: D) Use of living organisms in industrial processes

Explanation:
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0 38
Q:

ZIKA virus which causes neurological birth disorders is transmitted by

A) Rat bites B) Mosquito bites
C) Snake bites D) Monkey bites
 
Answer & Explanation Answer: B) Mosquito bites

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Q:

When the human body temperature falls by about 2 - 3.5 F below the normal body temperature, the condition is known as

A) Fever B) Hypothermia
C) Hyperthermia D) Hyperpyrexia
 
Answer & Explanation Answer: B) Hypothermia

Explanation:
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0 35
Q:

Osteoporosis is the disease related to

A) Spinal cord B) Heart
C) Kidneys D) Lungs
 
Answer & Explanation Answer: A) Spinal cord

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0 20
Q:

Which is the only organ in the human boddy that can regrow/regenerate?

A) Pancreas B) Spleen
C) Brain D) Liver
 
Answer & Explanation Answer: D) Liver

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1 34
Q:

Where in the human body can you find the islets of Langerhans?

A) Small intestine B) Pancreas
C) Stomach D) Heart
 
Answer & Explanation Answer: B) Pancreas

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0 27
Q:

Which of the following is reared for its fleece/fiber?

A) Alpaca B) Alabama
C) Apache D) Alluvial
 
Answer & Explanation Answer: A) Alpaca

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0 27
Q:

In which of the following plants are buds produced in the notches along the leaf margin?

A) Bryophyta B) Banana
C) Rose D) Bryophyllum
 
Answer & Explanation Answer: D) Bryophyllum

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