Questions

Q:

What color is Lobster blood?

A) Blue B) White
C) Red D) Colourless
 
Answer & Explanation Answer: A) Blue

Explanation:

Lobsters, like snails and spiders, have blue blood due to the presence of hemocyanin, which contains copper. In contrast, vertebrates and many other animals have red blood from iron-rich hemoglobin.

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Q:

What provides electrons for the light reactions?

A) Water B) Oxygen
C) Carbon dioxide D) Light
 
Answer & Explanation Answer: A) Water

Explanation:

Electrons are stripped from water in the light reactions of photosynthesis. Light provides the energy to excite electrons.

 

ATP and NADPH are both products of the light reactions and are used to power the Calvin cycle.

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Q:

The relationship where both the participating entities belong to same entity type is called

A) Participation B) Recursive
C) Standard D) Normal
 
Answer & Explanation Answer: B) Recursive

Explanation:

The relationship where both the participating entities belong to same entity type is called Recursive relationship

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Q:

What is more useful when it is broken?

Answer

An Egg is more useful when it is broken than it is not.

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Q:

The atoms of the elements which have same number of neutrons are called

A) Isobars B) Isotopes
C) Isotones D) None
 
Answer & Explanation Answer: C) Isotones

Explanation:
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Q:

The luster of a metal is due to presence of free electrons.

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

Explanation:

True, The luster of a metal is due to presence of free electrons. Luster means shine or soft glow. We know that metals have the quality of reflecting light from its surface.

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Subject: Chemistry
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Q:

Tirupati temple of Lord Venkateswara is situated in which state

Answer

Andhra Pradesh

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Subject: Indian Culture

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Q:

In which city the world's tallest sandcastle has been built  ?

A) Duisburg B) Berlin
C) Havana D) Paris
 
Answer & Explanation Answer: A) Duisburg

Explanation:
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