Multiple choice

Which of these fits gap 21?

Directions: Complete this passage by selecting the most suitable option for the corresponding gap.
Pollution is one of the major ______ (21) ______ to the environment.  There are many types of pollution like air pollution, water pollution, soil pollution, noise pollution.  We must ____ (22) ____ towards reducing the pollution.  There are many ways to do this. For example, one can use vehicles and automobiles _____ (23) _____ on eco-friendly fuels.  One can also ____ (24) _____ the use of polythene bags.  One can even use natural manure in place of chemical fertilisers for the crops.

  1. diseases

  2. threats

  3. symptoms

  4. factors
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Pollution is one of the major indication if danger to the environment. In other words it is a major threat to the environment.

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