In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank. Python snake, also known as Ajgar, is one of the most (1)_______ built snakes of the Indian subcontinent. It belongs to the Boidae family and is (2)__________ on water to quite an extent. One of the (3)__________ features of the Rock pythons of India is that they can raise their body temperature above the ambient level (4) ________ muscular contractions. Rock python is a (5) ___________ creature, moving only while hunting or when threatened. Select the most appropriate option to fill in blank no. 4.

Explanation

The correct answer is:through. Key Points Through(preposition) :by means of (an intermediary or agent) . Example -He struggled through the crowd till he reached the front. Here in the given paragraph, 'through' is used as a preposition to express thatRock pythons of India raise their body temperature above the ambient level by means of muscular contractions. So, it is clear that the most appropriate word is 'through '. Therefore, the correct answer is option 1 . Correct Paragraph:Python snake, also known as Ajgar, is one of the most (1)massivelybuilt snakes of the Indian subcontinent. It belongs to the Boidae family and is (2)dependenton water to quite an extent. One of the (3)uniquefeatures of the Rock pythons of India is that they can raise their body temperature above the ambient level (4) throughmuscular contractions. Rock python is a (5) ___________ creature, moving only while hunting or when threatened. Additional Information Among is used to suggest a sense of being a part of or surrounded by or included in something else. Between is used to refer to the time, space or differences that separate two things, people, places, ideas, etc. Nearmeans at a short distance away.