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Q:

Organisms that generate energy using light are known as ______.

A) Chaemolithotrophs B) Oligotrophs
C) Bacteria D) Photoautotrophs
 
Answer & Explanation Answer: D) Photoautotrophs

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Filed Under: General Science
Exam Prep: Bank Exams

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Q:

A wooden block of mass m1 kg accelerates at m/s when a force of 5 N acts on it. Another block of mass m2 kg accelerates at 20 m/s when the same force acts on it. If both the blocks are tied together and the same force acts on their combination, the acceleration will be about

 

A) 6.67 m/s2 B) 1.67 m/s2
C) 5.67 m/s2 D) 4.67 m/s2
 
Answer & Explanation Answer: A) 6.67 m/s2

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Filed Under: Physics
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Q:

Which of the following classes of animals has/have three-chambered heart?

A) Pisces and Amphibia B) Amphibia and Reptilia
C) Reptilia only D) Amphibia only
 
Answer & Explanation Answer: B) Amphibia and Reptilia

Explanation:

Mammalian and avian hearts have four chambers two atria and two ventricles.Amphibians and reptiles, by contrast, have a three-chambered heart. The three-chambered heart consists of two atria and one ventricle.Fish possess the simplest type of true heart a two-chambered organ composed of one atrium and one ventricle.

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Filed Under: Biology
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Q:

In Animal Kingdom classification, which of the following is not a Phylum?

A) Mollusca B) Chordata
C) Coelomates D) Anneldia
 
Answer & Explanation Answer: C) Coelomates

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Filed Under: Biology
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Q:

An eudiometer measures

A) Atmospheric pressure B) Time
C) Volume of gases D) Vapour pressure
 
Answer & Explanation Answer: C) Volume of gases

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Filed Under: Inventions

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Q:

∆ABC is similar to ∆PQR. If ratio of perimeters of ∆ABC and ∆PQR is 1:2 and if PQ = 10 cm then what is the length of AB (in cm)?

A) 5 B) 20
C) 25 D) 15
 
Answer & Explanation Answer: A) 5

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Filed Under: Quantitative Aptitude - Arithmetic Ability
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Q:

Who is the author of "Two States"?

A) Chetan Bhagat B) Rohit Sharma
C) Amish D) Devdutta Patnaik
 
Answer & Explanation Answer: A) Chetan Bhagat

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Filed Under: Books and Authors
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Q:

In 1537, which English King declared Feb14 of St. Valentine's Day?

A) Henry VIII B) Henry VII
C) Henry V D) Henry VI
 
Answer & Explanation Answer: B) Henry VII

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Filed Under: World History
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