1250+ Interesting Biology Questions Answers MCQ

Q:

Accumulation of which one of the following in the leads to cramp?

A) Lactic acid	B) Ethanol
C) Pyruvic acid	D) Glucose

Answer & Explanation Answer: A) Lactic acid

Explanation:

Muscle cramping is a common problem encountered by athletes and non athletes alike. Defined as painful involuntary skeletal muscle contractions, cramps may be categorized as either non exercise related or exercise related. Traditionally, such cramping was believed to arise from dehydration, electrolyte imbalances (including magnesium, potassium and sodium),accumulation of lactic acid, or low cellular energy levels.

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Q:

Pancreatic juice require which medium for their action?

A) Acidic	B) Basic
C) Neutral	D) All option are correct

Answer & Explanation Answer: B) Basic

Explanation:

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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

Explanation:

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Q:

Anaerobic respiration refers to which of the following?

A) Respiration without Oxygen	B) Respiration with Oxygen
C) Respiration without CO2	D) Respiration with CO2

Answer & Explanation Answer: A) Respiration without Oxygen

Explanation:

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Q:

Which of the following organisms are considered to be both Living and Non-living?

A) Bacteria	B) Fungi
C) Algae	D) Virus

Answer & Explanation Answer: D) Virus

Explanation:

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Q:

____ tissue changes the diameter of a blood vessel.

A) Heart	B) Muscle
C) Epithelial	D) Bone

Answer & Explanation Answer: B) Muscle

Explanation:

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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

Explanation:

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Q:

Allergy Screening Blood Test for human beings does not include ___.

A) RAST	B) ELISA
C) IgE	D) Hemoglobin A1C

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