Consider the following statements: If there were no phenomenon of capillarity 1. it would be difficult to use a kerosene lamp 2. one would not be able to use a straw to consume a soft drink 3. the blotting paper would fail to function 4. the big trees that we see around would not have grown on the Earth Which of the statements given above are correct?
A1, 2 and 3 only
B1, 3 and 4 only
C2 and 4 only
D1, 2, 3 and 4
Answer & Solution
Correct answer: B. 1, 3 and 4 only
UPSC CSE Prelims 2012 (GS-I, Set A), Q.93. Answer key: B (coaching consensus; UPSC did not publish an official 2012 AK separately on upsc.gov.in).
Related questions
The second basic principle of preventing infectious disease, keeping the immune system worThe basic key to prevention of infectious diseases is:The recruitment of immune cells to infected tissue, causing swelling, pain and fever, is:The virus causing Japanese encephalitis, entering through a mosquito bite, infects the:Typhoid-causing bacteria entering through the mouth stay in the:Female mosquitoes bite because they need blood to:Animals like mosquitoes that carry infecting agents from a sick person to another host areAntibiotics do not work against viral infections because viruses: