Biology Questions

Q:

Which of the following is not a plant hormone?

A) Gibberellic B) Auxins
C) Cytokinins D) Thyroxin
 
Answer & Explanation Answer: D) Thyroxin

Explanation:
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Q:

Which of the following micro-organism causes diseases like polio and chicken pox?

A) Bacteria B) Protozoa
C) Algae D) Virus
 
Answer & Explanation Answer: D) Virus

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Q:

Which among the following is not a connective tissue?

A) Blood B) Bone
C) Skin D) Cartilage
 
Answer & Explanation Answer: C) Skin

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Q:

Plant tissues are of how many types?

A) 3 B) 2
C) 5 D) 6
 
Answer & Explanation Answer: A) 3

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Q:

What is the name of a group of similar cells performing a specific function?

A) Tissue B) Organ
C) Organ system D) Cellular organization
 
Answer & Explanation Answer: A) Tissue

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Q:

The connective tissue that connects a muscle to a bone is

A) Cartilage B) Ligament
C) Tendon D) Interstitial fluid
 
Answer & Explanation Answer: C) Tendon

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Q:

The sigmoid colon is a part of

A) Small Intestine B) Large Intestine
C) Pharynx D) Rectum
 
Answer & Explanation Answer: B) Large Intestine

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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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