Questions

Q:

 What item, originally called the ‘Whirlwind’, was invented by Ives McGaffey in 1869?

A) Blender B) Electric mixer
C) Washing machine D) Vacuum cleaner
 
Answer & Explanation Answer: B) Electric mixer

Explanation:
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Filed Under: Inventions

2 3703
Q:

“Golden Land” is a popular sobriquet of which of the following country?

 

A) China B) Bhutan  
C) Myanmar D) Sri Lanka
 
Answer & Explanation Answer: C) Myanmar

Explanation:
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Filed Under: World Geography
Exam Prep: Bank Exams

1 3702
Q:

Carbohydrates, lipids and proteins are classified as

A) Macromolecules B) Biomolecules
C) Macronutrients D) All the above
 
Answer & Explanation Answer: D) All the above

Explanation:

Carbohydrates, together with lipids, proteins and nucleic acids, are one of the four major classes of biologically essential organic molecules found in all living organisms. They not only provide energy for vital metabolic reactions but also supply the building materials for normal structure, growth and repair. Your body needs relatively large quantities of carbohydrates, fats and protein for optimal function, hence their classification as macronutrients.

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Filed Under: General Science
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk , Bank PO

3 3701
Q:

Which of the following is an element

A) alumina B) brass
C) graphite D) silicon
 
Answer & Explanation Answer: D) silicon

Explanation:
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Filed Under: Chemistry

0 3699
Q:

4 mat-weavers can weave 4 mats in 4 days. At the same rate, how many mats would be woven by 8 mat-weavers in 8 days?

A) 4 B) 8
C) 12 D) 16
 
Answer & Explanation Answer: D) 16

Explanation:

Let the required number of bottles be x.

 

 

 

More weavers, More mats (Direct Proportion)

 

 

 

More days, More mats (Direct Proportion)

 

 

 

Wavers   4:8Days       4:8  :: 4:x

 

 

 

 4 x 4 x x = 8 x 8 x 4

 

 

 

=> x= 8*8*44*4

 

 

 

=>  x = 16.

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2 3699
Q:

Which river has no mention in Rigaveda

A) Sindhu B) Saraswati
C) Yamuna D) Periyar
 
Answer & Explanation Answer: D) Periyar

Explanation:
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Filed Under: Indian History

2 3698
Q:

A nuclear reactor is said to have become 'critical' when 

A) it stops due to malfunctioning B) it starts emitting dangerous radioactive radiations
C) it is shut down to avoid explosion D) it is ready to produce controlled energy
 
Answer & Explanation Answer: D) it is ready to produce controlled energy

Explanation:

To produce controlled energy i.e energy at a controlled or steady rate, the number of fissions per second must be controlled and maintained at that rate. Excess neutrons should be absorbed by control roads like cadmium.

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Filed Under: Physics

4 3698
Q:

India's first National Defence University is being established in

A) Gurgaon B) Hissar
C) Panipat D) Ambala
 
Answer & Explanation Answer: A) Gurgaon

Explanation:
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Filed Under: General Awareness
Exam Prep: Bank Exams
Job Role: Bank PO

2 3698