Questions

Q:

Which best describes the structure of a DNA molecule?

A) A double helix B) A strand of nucleic acids
C) A single strand of amino acids D) A sugar ring
 
Answer & Explanation Answer: A) A double helix

Explanation:

DNA is not a single stranded and does not have amino acids. Hence options, b & C are eiminated. Dna is a double helix structure containing nucleobase—either cytosine (C), guanine (G), adenine (A), or thymine (T)—as well as a monosaccharide sugar called deoxyribose and a phosphate group. 

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Q:

An unanswered Constitutional question about the judicial branch is

A) how to create a Supreme Court B) who should approve judges and justices
C) who should appoint judges and justices D) how to create lower federal courts
 
Answer & Explanation Answer: D) how to create lower federal courts

Explanation:
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Q:

The Nobel Peace Prize is awarded in which city?

A) Oslo B) Stockholm
C) Radhuset D) Spain
 
Answer & Explanation Answer: A) Oslo

Explanation:

The Nobel Peace Prize is awarded in Oslo city in Norway while other Nobel Prizes in Physics, Chemistry, Literature, Medicine,... are awarded in Stockholm, Sweden.

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Q:

In what organelle does cellular respiration take place?

A) Cytoplasm B) Ribosomes
C) Mitochondria D) None of the above
 
Answer & Explanation Answer: C) Mitochondria

Explanation:

Cellular respiration is the multi-step process that creates energy from nutrients and food molecules. It begins in the cytoplasm of the cell, with the mitochondria functioning as the main organelle where the rest of the process continues and finishes.

During respiration, glycolysis occurs in the cytoplasm of the cell.

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Q:

In Paramecium, the food is moved to a specific spot by the movement of ______ which cover the entire surface of the cell.

A) cilia B) villi
C) pseudopodia D) vacuole
 
Answer & Explanation Answer: A) cilia

Explanation:
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Q:

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

The salesman tried to(A)/sell me a solar water heater(B)/but I already have one.(C)/No error(D)

 

A) A B) B
C) C D) D
 
Answer & Explanation Answer: D) D

Explanation:
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Filed Under: English
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Q:

I am the first on earth, the second in heaven. I appear twice in a week, though you can only see me once in a year. What am I?

Answer

It is the letter 'e', that is the first on earth, the second in heaven.


It appears twice in a week, that appears once in a year.

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Q:

Number of alary muscles in cockroach

A) 12 B) 12 pairs
C) 6 D) 24 pairs
 
Answer & Explanation Answer: B) 12 pairs

Explanation:
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