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.
Nitrogen is essential to life (1)_____Earth. It is a component of all proteins, and it can be (2)________in all living systems. Nitrogen compounds are (3)__________in organic materials, foods, fertilisers, explosives and poisons. Nitrogen is crucial to life, (4)_______in excess, it can also be (5)______to the environment.
Question:-
Select the most appropriate option to fill in the blank number 5.
Option 1: harmful
Option 2: pliable
Option 3: optimistic
Option 4: rational
Correct Answer: harmful
Solution : The correct choice is the first option .
Harmful means capable of damaging or causing harm. This helps in conveying the intended meaning that nitrogen in excess can damage the environment.
Therefore, the complete sentence is: "Nitrogen is crucial to life, but in excess, it can also be harmful to the environment."
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