Questions

Q:

The average salinity of seawater is

A) 35% B) 3.5%
C) 3% D) 2.5%
 
Answer & Explanation Answer: B) 3.5%

Explanation:

Seawater or salt water is water from a sea or ocean.

On average, seawater in the world's oceans has a salinity of approximately 3.5% or 35 parts per thousand. This means that for every 1 litre (1000 mL) of seawater there are 35 grams of salts dissolved in it.

 

Hence, The average salinity of seawater is 3.5%.

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Q:

What is Altamira in northern Spain Famous for?

Answer

Caves with pre-historic paintings and engravings 

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Q:

Is air homogeneous or heterogeneous?

A) homogeneous B) heterogeneous
C) Both A & B D) None of the above
 
Answer & Explanation Answer: A) homogeneous

Explanation:

A Mixture is a material made up of two or more different substances which are mixed.

 

Mixtures can be either homogeneous or heterogeneous.

 

* A homogeneous mixture is a type of mixture in which the composition is uniform and every part of the solution has the same properties.

* A heterogeneous mixture is a type of mixture in which the components can be seen, as there are two or more phases present.

 

Air is a homogeneous mixture of the gaseous substances nitrogen, oxygen, and smaller amounts of other substances.

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Q:

Is blood homogeneous or heterogeneous?

A) Homogeneous B) Heterogeneous
C) Both A & B D) None of the above
 
Answer & Explanation Answer: B) Heterogeneous

Explanation:

Blood is a heterogeneous mixture because the blood cells are physically separate from the blood plasma. The cells have different properties than the plasma. The cells can be separated from the plasma by centrifuging, which is a physical change.

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Q:

Which traditional Asian performing art derives its name from the Japanese words for 'singing', 'dancing' and 'acting'?

Answer

Kabuki

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Subject: Indian Culture

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Q:

A symbol that represents a speech sound

A) Phonemes B) Grapheme
C) Phonics D) None of the above
 
Answer & Explanation Answer: B) Grapheme

Explanation:
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Q:

The Dowry Prohibition (Amendment) Act came into force from __________

Answer

The Dowry Prohibition (Amendment) Act came into force from october2, 1985. This made the original Act more stringent and effective.

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Q:

Which program requires concurrent enrollment?

A) Advanced Placement B) Articulated Credit
C) International Baccalaureate D) Dual Credit
 
Answer & Explanation Answer: D) Dual Credit

Explanation:
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