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Q:

Blisters are a sign of which classification of burn?

A) First-degree B) Second-degree
C) Third-degree D) Fourth-degree
 
Answer & Explanation Answer: B) Second-degree

Explanation:

Burns are classified into 4 degrees. They are ::

 

1. First-degree (superficial) burns. First-degree burns affect only the epidermis, or outer layer of skin.

2. Second-degree (partial thickness) burns. Second-degree burns involve the epidermis and part of the dermis layer of skin.

3. Third-degree (full thickness) burns.

4. Fourth-degree burns.

 

Blisters are a sign of Second-degree burns.

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Filed Under: General Science
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Q:

Ocean between Africa and Australia?

A) Atlantic B) Pacific
C) Indian D) Arctic
 
Answer & Explanation Answer: C) Indian

Explanation:

Indian Ocean is between Africa and Australia and separates them.

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Filed Under: World Geography
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Q:

The cost price of three varieties of mangoes namely M, N and O is Rs. 20/kg, Rs. 40/kg and Rs. 50/kg respectively. Find the selling price of one kg of mango in which these three varieties of mangoes are mixed in the ratio of 2 : 3 : 5 such that there is a net profit of 20%?

A) Rs. 47 B) Rs. 49.2
C) Rs. 48.5 D) Rs. 50.3
 
Answer & Explanation Answer: B) Rs. 49.2

Explanation:

Total cost of all varieties of mangoes = 20 x 2 + 40 x 3 + 50 x 5 = 40 + 120 + 250 = Rs. 410

Then, cost of 1 kg mangoes = 410/10 = Rs. 41

To get 20% profit,

The rate at which the mangoes should be sell = 120/100 x 41 = Rs. 49.2

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Filed Under: Profit and Loss
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Q:

A shopkeeper’s earning increases by 25% in first year but decreases by 4% in the next and so on. After 5 years his total earnings would be Rs. 72,000. What is his present earning?

A) Rs. 40,000 B) Rs. 45,000
C) Rs. 42,000 D) Rs. 46,000
 
Answer & Explanation Answer: A) Rs. 40,000

Explanation:

Let his present earnings be Rs. p

ATQ,

(125/100) x (96/100) x (125/100) x (96/100) x (125/100) x p = 72000

p = Rs. 40,000.

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Filed Under: Percentage
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Q:

What is the function of chloroplast in a plant cell?

A) absorb nutrients from soil B) absorb water
C) absorb sunlight D) All of the above
 
Answer & Explanation Answer: C) absorb sunlight

Explanation:

Chloroplasts are organelles found in plant cells and eukaryotic algae that conduct photosynthesis. Chloroplasts absorb sunlight and use it in conjunction with water and carbon dioxide gas to produce food for the plant.

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Filed Under: Biology
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Q:

Which standard govern parallel communications?

A) CAT 5 B) RS232
C) RS-232a D) IEEE 1284
 
Answer & Explanation Answer: D) IEEE 1284

Explanation:
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Filed Under: Network Administration
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Q:

Which statement correctly describes the role of chance in evolution?

A) An allele that increases evolutionary fitness cannot be lost from a population by chance events. B) The ultimate source of new alleles is mutation, random changes in the nucleotide sequences of an organism's DNA
C) Evolutionary change proceeds by an accumulation of changes that occur by chance. D) None of the above
 
Answer & Explanation Answer: B) The ultimate source of new alleles is mutation, random changes in the nucleotide sequences of an organism's DNA

Explanation:
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Filed Under: Biology
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Q:

Strong language often means

A) strong feelings B) weak feelings
C) shared knowledge D) risk-taking
 
Answer & Explanation Answer: A) strong feelings

Explanation:
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Filed Under: English
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