Question : Fill in the blank with an appropriate option. It is important to ensure that we all have good, clean water to drink that is not ______ by heavy metals or chemicals.
Option 1: knotted
Option 2: clarified
Option 3: purged
Option 4: contaminated
Correct Answer: contaminated
Solution : The correct answer is the fourth option.
"Contaminated" means that something has been polluted or made impure by the addition or presence of harmful or undesirable substances.
The meanings of the other options are as follows:
Knotted: It refers to something being tied or twisted into knots, and it doesn't fit the idea of water quality or cleanliness.
Clarified: It means to make something clear or pure; it doesn't specifically convey the idea of removing harmful substances like heavy metals or chemicals.
Purged: This term means to rid something of an unwanted quality, condition, or feeling.
Therefore, the correct word to fill in the given blank is contaminated.
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Question : Comprehension:
In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank.
Clean India Mission is one of the most (1) _____ and popular missions to have taken place in India. This mission includes a reward to a state and a city. This encourages every citizen to keep the surroundings clean. This cleanliness campaign was (2) _____ by the Indian government at the national level, (3) _____ all the rural towns and urban cities. Its primary objective is to spread awareness of the importance of cleanliness. Slogans are written on the banners and pictures are painted in a very attractive manner to evoke the feeling of cleanliness. After that, a major objective was to teach citizens to (4) _____ of waste mindfully and to provide basic (5) _____ facilities. For this, wet and dry dustbins are kept by every citizen whether it is home or office.
Select the most appropriate option to fill in the blank number 4.
Option 1: show
Option 2: disturb
Option 3: dispose
Option 4: finish
Select the most appropriate option to fill in the blank number 3.
Option 1: encompassing
Option 2: preventing
Option 3: excluding
Option 4: restraining
Select the most appropriate option to fill in the blank number 5.
Option 1: sanitation
Option 2: refinement
Option 3: purification
Option 4: contamination
Select the most appropriate option to fill in the blank number 1.
Option 1: insignificant
Option 2: meaningless
Option 3: significant
Option 4: demonstrative
Question : For a ray of light to suffer total internal reflection it has to pass from:
Option 1: glass to water
Option 2: water to glass
Option 3: air to water
Option 4: air to glass
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