Questions

Q:

Which African countries are the members of the East African Development Bank

A) Kenya B) Tanzania
C) Uganda D) All the above
 
Answer & Explanation Answer: D) All the above

Explanation:
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Filed Under: World Organisations

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Q:

The cause of Beri Beri was discovered by

A) Eijkman B) Macmillan
C) Alexanderson D) Cockrell
 
Answer & Explanation Answer: A) Eijkman

Explanation:
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Filed Under: Inventions

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Q:

Which of the following planets is known as Earth's twin?

A) Mars B) Saturn
C) Uranus D) Venus
 
Answer & Explanation Answer: D) Venus

Explanation:

Venus is known as earth's twin because of its closeness to the earth with respect to size, mass(weight) and density.

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Filed Under: World Geography

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Q:

Acidity in human sweat is an example of

A) acquired immunity B) innate immunity
C) cell-mediated immune responses D) adaptive immunity
 
Answer & Explanation Answer: B) innate immunity

Explanation:
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Filed Under: General Science
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Q:

At what temperature do pathogenic bacteria grow best in food?

A) 5 to 15 degrees Celsius B) 15 to 25 degrees Celsius
C) 20 to 45 degrees Celsius D) 40 to 65 degrees Celsius
 
Answer & Explanation Answer: C) 20 to 45 degrees Celsius

Explanation:

The Bacteria that causes Food Borne illness are called Food Borne Pathogens. Most of the pathogens are mesophilic in nature, optimum temperature may be around 20-45 degree celsius. This range of temperatures is often called the "Danger Zone." Dry foods do not support the growth of bacteria.

 

In order to kill pathogenic bacteria you need temperatures above 74ºC. Temperature is the easiest factor to control in order to prevent bacterial growth.

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Filed Under: Biology
Exam Prep: Bank Exams , AIEEE
Job Role: Bank Clerk , Analyst

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Q:

Which Indian company has partnered with UNICEF to distribute vaccines around the world?

 

A) Bharat Biotech B) Dr Reddys
C) Serum Institute of India D) Biocon
 
Answer & Explanation Answer: C) Serum Institute of India

Explanation:
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Filed Under: General Awareness
Exam Prep: Bank Exams

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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:

What kind of mathematics do scientists use to analyze data?

A) Algebra B) Calculus
C) Geometry D) Statistics
 
Answer & Explanation Answer: D) Statistics

Explanation:

Statistics is a branch of mathematics dealing with the collection, analysis, interpretation, presentation, and organization of data.

 

All scientists uses Statistics for analysing data.

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Filed Under: General Awareness
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