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 Biology Questions

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Q:

Homeostasis is the condition in which the body maintains

A) a relatively stable internal environment within limits B) a changing state within an unlimited range
C) the lowest possible energy usage D) a static state with no deviation from preset points
 
Answer & Explanation Answer: A) a relatively stable internal environment within limits

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Q:

Nodes of Ranvier are microscopic gaps found within:

A) osteoblasts B) gland cells
C) chondroblasts D) myelinated axons
 
Answer & Explanation Answer: D) myelinated axons

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Q:

Bovidae Ovis is the scientific name of _____.

A) Goat B) Cow
C) Buffalo D) Sheep
 
Answer & Explanation Answer: D) Sheep

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Q:

Animals like annelids and arthropods etc where the body can be divided into identical left and right halves in only one plane, exhibit ________ symmetry.

A) Coelenterata B) Radial
C) Ctenophora D) Bilateral
 
Answer & Explanation Answer: D) Bilateral

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Q:

What is the heaviest internal organ in the human body?

A) Skin B) Lungs
C) Heart D) Liver
 
Answer & Explanation Answer: D) Liver

Explanation:

The liver is a large, meaty organ that sits on the right side of the belly. It is the largest & heaviest internal organ in the human body.

 

What_is_the_heaviest_internal_organ_in_the_human_body1557835175.jpg image

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Q:

Slow oxidative muscle fibers are best suited for

A) Hitting football B) Heavy workout in the gym
C) Running a marathon D) None of the above
 
Answer & Explanation Answer: C) Running a marathon

Explanation:

The three types of muscle fibers are slow oxidative (SO), fast oxidative (FO) and fast glycolytic (FG). Slow oxidative fibers use aerobic metabolism to produce low power contractions over long periods and are slow to fatigue.

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Q:

Locust, Butterfly, Scorpion and Prawn are all examples of which Phylum?

A) Annelida B) Chordata
C) Arthropoda D) Platyhelminthes
 
Answer & Explanation Answer: C) Arthropoda

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Q:

A Phospholipid is a

Answer

A Phospholipid is a lipid molecule which has hydrophilic head and a hydrophobic tailand and is a main component in making of all cell membranes in which they two form a parallel layers called Phospholipid bilayer.

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