Questions

Q:

In a plant cell, DNA may be found in

A) only in the nucleus and mitochondria. B) only in the nucleus and chloroplasts
C) in the nucleus, mitochondria, and chloroplasts. D) only in the nucleus.
 
Answer & Explanation Answer: C) in the nucleus, mitochondria, and chloroplasts.

Explanation:

All of the genetic information in a cell was initially thought to be confined to the DNA in the chromosomes of the cell nucleus.

It is now known that small circular chromosomes, called extranuclear, or cytoplasmic, DNA, are located in two types of organelles found in the cytoplasm of the cell.

These organelles are the mitochondria in animal and plant cells and the chloroplasts in plant cells.

Chloroplast DNA (cpDNA) contains genes that are involved with aspects of photosynthesis and with components of the special protein-synthesizing apparatus that is active within the organelle.

Mitochondrial DNA (mtDNA) contains some of the genes that participate in the conversion of the energy of chemical bonds into the energy currency of the cell—a chemical called adenosine triphosphate (ATP)—as well as genes for mitochondrial protein synthesis.

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Filed Under: General Science
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Q:

The Film which won the Best Picture Award at the IIFA Award 2014?

Answer

Bhaag Milkha Bhaag

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Q:

What is keyword contextual targeting?

Answer

It is when themes of keywords are matched by AdWords to relevant content on various websites that run Google ads.

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Q:

What are three characteristics of the agricultural revolution?

A) Farmers learned to control water through wells and canals B) New tools made it possible for more crops to be grown
C) Crop rotation was invented, making it harder on soil D) All the above
 
Answer & Explanation Answer: D) All the above

Explanation:
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Filed Under: Indian History
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Q:

Improve the bracketed part of the sentence.

Practically (every) part of the coconut tree is used by man.

 

A) each B) all
C) most D) no improvement
 
Answer & Explanation Answer: A) each

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

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Q:

Which of the following is the best conductor of electricity?

A) Aluminium B) Gold
C) Silver D) Copper
 
Answer & Explanation Answer: C) Silver

Explanation:

silver is the best conductor of electricity.

When compared to remaining 3 metals, as Silver having more number of free electrons in its valency shell it is the good conductor of electricity.

Conductors Thermal Conductivity @ 25degree C

Silver --- 429
Copper --- 401
Gold --- 310
Aluminium --- 250

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Filed Under: Physics
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Q:

A locked file can be

A) modified by user with the correct password B) is used to hide sensative
C) accessed by only one user D) Both B & C
 
Answer & Explanation Answer: C) accessed by only one user

Explanation:

A locked file can be accessed by only one user.

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Filed Under: Computer
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Q:

The state which topped in creation of new jobs during the six years between 2004 and 2011 as per the latest NSSO data?

Answer

West Bengal

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