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Q:

Which elements are most abundant in living organisms?

A) oxygen, nitrogen, carbon, hydrogen, sulfur, and phosphorus B) carbon, potassium, iron, magnesium, hydrogen, and nitrogen
C) hydrogen, carbon, calcium, potassium, oxygen, and phosphorus D) oxygen, calcium, phosphorus, sodium, hydrogen, and carbon
 
Answer & Explanation Answer: A) oxygen, nitrogen, carbon, hydrogen, sulfur, and phosphorus

Explanation:

Living organisms often contain trace amounts of several elements, but the most abundant ones are oxygen, carbon, hydrogen, nitrogen, calcium, sulphur and phosphorus.

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Filed Under: General Awareness
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Q:

The blind spot of the eye is where the optic nerve leaves the eyeball.

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:

Everyone of us have a blind spot which is a small portion within the visual field of every eye where the optic nerve and blood vessels leave the eyeball. Optic nerve is connected to brain ehich carries images of what we see.


the_blind_spot_of_the_eye_is_where1536397433.jpg image

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Subject: Biology
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Q:

The no of entities participating in a relation is called

A) Relation B) Degree of relationship
C) Recursive relationship D) None of the above
 
Answer & Explanation Answer: B) Degree of relationship

Explanation:

The no of entities participating in relation is called Degree of relationship

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Q:

When is cladistics more useful than linnaean taxonomy?

A) nomenclature B) classification
C) identification D) evolutionary relationship
 
Answer & Explanation Answer: D) evolutionary relationship

Explanation:
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Filed Under: Biology
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Q:

The enzyme in whosepresence glucose and fructose are converted into alcohol is 

A) Diastase B) Maltase
C) Invertase D) Zymase
 
Answer & Explanation Answer: D) Zymase

Explanation:
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Filed Under: Chemistry

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Q:

Which of the following is an example of polygenic inheritance?

A) Skin pigmentation in humans B) Huntingtonʹs disease in humans
C) White and purple flower color in peas D) The ABO blood groups in humans
 
Answer & Explanation Answer: A) Skin pigmentation in humans

Explanation:

Polygenic inheritance involves the determination of a particular phenotypic characteristic by many genes, called polygenes(group of genes influencing a quantitative characteristic), each having a small effect individually.

Height and skin colour in humans are examples of Polygenic characters.

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Filed Under: Biology
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Q:

A group of giraffe is called as

A) colony B) tower
C) fleet D) pride
 
Answer & Explanation Answer: B) tower

Explanation:

A group of giraffes is called as tower.

Whereas

A group of ants is called as colony

A group of lions is called as pride

A group of ships is called as fleet.

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Filed Under: English
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Q:

Which area best lends itself to the formation of fossils?

which_area_best_lends_itself_to_the_formation_of_fossils1538734185.jpg image

A) near active volcano B) lake beds
C) Both A & B D) None of the above
 
Answer & Explanation Answer: C) Both A & B

Explanation:

Area near active volcano or lake beds are best areas that lends itself to the formation of fossils.

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Filed Under: General Science
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