Questions

Q:

What is the Iupac name for the compound shown below.

                           clbr1527920257.png image

A) 1-Bromo-3-chlorocyclohexene B) 2-Bromo-6-chlorocyclohex-1-ene
C) 6-Bromo-2-chlorocyclohexene D) 3-Bromo-1-chlorocyclohex-1-ene
 
Answer & Explanation Answer: D) 3-Bromo-1-chlorocyclohex-1-ene

Explanation:

In chemical nomenclature, the IUPAC nomenclature of organic chemistry is a systematic method of naming organic chemical compounds as recommended by the International Union of Pure and Applied Chemistry (IUPAC).

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Filed Under: Chemistry
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41 65819
Q:

Sort each description by the type of RNA it describes?

a) contains an anticodon
b) specifies the amino acid squence for a protein
c) contains exons
d) has amino acids covalently attached
e) is a component of ribosomes
f) is the most abundant form of RNA

A) a, b, d - tRNA, c - mRNA, e, f - rRNA B) a, c - tRNA, b, d - mRNA, e, f - rRNA
C) a, e, f - rRNA, b - mRNA, c, d - tRNA D) None of the above
 
Answer & Explanation Answer: A) a, b, d - tRNA, c - mRNA, e, f - rRNA

Explanation:

Option A) 

a, b, d - tRNA, c - mRNA, e, f - rRNA

 

Is the given sorted description that describes the RNA type.

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Filed Under: Biology
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39 65735
Q:

The function of BIOS is to

 

A) Initialize the system hardware components B) Update the system
C) Ensure system performance D) Save the system from crashing
 
Answer & Explanation Answer: A) Initialize the system hardware components

Explanation:
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Q:

Which foreign country is closest to Andaman Islands

A) Sri Lanka B) Indonesia
C) Myanmar D) Pakistan
 
Answer & Explanation Answer: C) Myanmar

Explanation:
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Filed Under: Indian Geography

343 65124
Q:

The blue colour of the clear sky is due to

A) Diffraction of light B) Dispersion of light
C) Reflection of light D) Refraction of light
 
Answer & Explanation Answer: B) Dispersion of light

Explanation:

A clear cloudless day-time sky is blue because molecules in the air dissipate blue light from the sun more than they dissipate red light. When we look towards the sun at sunset, we see red and orange hues on the grounds because the blue light has been scattered out and away from the line of sight.

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Filed Under: General Science
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449 65070
Q:

Who proposed the Preamble before the Drafting Committee of the Constitution

A) Jawaharlal Nehru B) B.R. Ambedkar
C) B.N.Rau D) Mahatma Gandhi
 
Answer & Explanation Answer: A) Jawaharlal Nehru

Explanation:
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Filed Under: Indian Politics

360 64389
Q:

Silver Mirror test is given by which one of the following compounds?

1. Benzophenone

2. Acetaldehyde

3. Acetone

4. Formaldehyde

A) Only 1 B) Only 2
C) 1 and 3 D) 2 and 4
 
Answer & Explanation Answer: D) 2 and 4

Explanation:

Both Formaldehyde and Acetaldehyde will give this test

 HCHO[Ag(NH3)2+]    Silver mirrorAg + Organic compound

 CH3-CHO [Ag(NH3)2+] AgSilver mirror+ Organic compound 

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Filed Under: Chemistry
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Q:

Union Budget is always presented first in ________

A) The Lok Sabha B) The Rajya Sabha
C) Joint session of the Parliament D) Meeting of the Union Cabinet
 
Answer & Explanation Answer: A) The Lok Sabha

Explanation:
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Filed Under: Indian Politics

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