AIEEE Questions

Q:

What are the two types of pure substances?

Answer

An atom is the smallest particle of a substance. Chemical substances are divided into two major groups. They are


1. Pure Substances (and)


2. Mixtures.


 


There are two types of pure substances that are Elements and Compounds.


 


Elements : An element is a substance that is made up of only one kind of atoms and cannot be broken down into simpler substances by chemical means. Metals and Non- metals come under elements.


Examples of elements are Iron, Silver, Gold, Mercury etc.


 


Compounds : A Compound is a substance that is formed when two or more elements combine chemically.


Examples of compounds are Water, Carbon dioxide, methane, vinegar etc.


 


Mixtures : A Mixture is formed when two or more substances mixed together but not chemically combined.


Example: Air.

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Subject: Chemistry Exam Prep: AIEEE , Bank Exams , CAT , GATE
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Q:

The greater is the marginal propensity to consume, the

A) lower is the price level B) smaller is the marginal propensity to save
C) lower is the average propensity to consume D) higher is the interest rate
 
Answer & Explanation Answer: B) smaller is the marginal propensity to save

Explanation:
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Filed Under: Indian Economy
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Q:

CTRL + ] is used for

A) Re-do B) Right align text
C) Increase in font size D) Expand or collapse the ribbon
 
Answer & Explanation Answer: C) Increase in font size

Explanation:

CTRL + ] is a computer shortcut and is used for Increase in font size.

 

Shortcuts :

Re-do ---- Ctrl + Y

Right align text ---- Ctrl + R

Expand or collapse the ribbon ---- Ctrl + F1

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Q:

Change in focal length of eye lens is caused by

A) ciliary muscles B) iris
C) pupil D) retina
 
Answer & Explanation Answer: A) ciliary muscles

Explanation:
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Filed Under: Physics
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Q:

A capital expenditure results in a debit to 

A) an asset account B) a liability account
C) an expense account D) a capital account
 
Answer & Explanation Answer: A) an asset account

Explanation:
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Q:

From where do most producers get energy?

A) plants B) sun
C) water D) All of the above
 
Answer & Explanation Answer: B) sun

Explanation:

Most producers use sun light for making their energy in the process of photosynthesis. The energy they prepared is sugar and glucose. 

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Filed Under: General Science
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Q:

Which of the following is an example of secondary succession?

A) sedimentation on the bottom of drained lake B) landscaping at a golf course
C) reforestation of the cedar forests of the northwest D) scrub grasses growing on a newly exposed dune
 
Answer & Explanation Answer: C) reforestation of the cedar forests of the northwest

Explanation:

Secondary succession means in an ecosystem renewal of itself after all or a portion has been destroyed.

 

After a forest fire, the whole forest had destroyed but after that again renewal of that forest is also an example of secondary succession.

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Filed Under: General Science
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Q:

Study of Life in outer space is known as

A) Endobiology B) Neobiology
C) Exobiology D) Intrabiology
 
Answer & Explanation Answer: C) Exobiology

Explanation:

Study of Life in outer space or search of life external to Earth is known as Exobiology.

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