Question
How does air pollution affect living organisms?
>1. Sulphur dioxide irritates the respiratory tissues. 2. Nitrogen oxides, especially NO2, can irritate the lungs. 3. Suspended particles in the air aggravate our respiratory tract, leading to bronchitis and asthma. 4. Many volatile organic compounds and toxic particulates can cause mutations, reproductive problems or cancer. Select the correct answer using the codes given below.Solution
The correct answer is D
- A swimmer decided to swim for 8 hours. He swims 8 laps in an hour. He takes a break of 20 minutes after every hour. How many laps does he complete in 8 hou...
Find the odd word pair out from the given options.
Based on the scenario given, choose the decision from the options which would be most suitable.
For a first time offence by an employee at the fa...
1. Examination
2. Job
3. Apply
4. Earn
5. Study
If all the vowels are replaced by their succeeding alphabets and consonants are replaced by the preceding alphabet in English alphabetical series in eac...
Which component of a computer is responsible for performing calculations and logical operations?
अपराह्न 1 बजे से रात्रि 10 बजे तक चलते हुए एक घड़ी की घण्टे की �...
निम्नलिखित प्रश्नों में, प्रश्नवाचक चिन्ह(?) के स्थान पर ल�...
Statements : P > Q < R = U ≤ V = S ≤ W ≥ X > I
Conclusions :
I. Q ≥ V
II. R ≤ W
If A means ‘add to’, B means ‘multiply by’, C means ‘subtract from’ and D means ‘divide by’, then 98 D 7 B 3 A 17 C 4 = ?
...
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