Sentences of a paragraph are given below in jumbled order. Arrange the sentences in the right order to form a meaningful and coherent paragraph.
A. These kinds of sharks are known as obligate ram ventilators because they draw water in through their mouths and force it out through their gills.
B. They use a method called buccal pumping, in which water is pulled in through the mouth and forced out through the gills by the cheek muscles.
C. It is true that many types of sharks must keep moving in order to receive life-giving oxygen from the water passing through their gills.
D. Other types of sharks are able to remain stationary because they possess special structures called spiracles, which force water out through their gills.
Show answer & explanation
Correct answer: A
Explanation
The correct answer is Option 1 i.e. CABD.
- The best way to go about such questions is by finding an opening statement or pairs of sentences.
- Sentence C is introductory as it tells what the paragraph is about, i.e., how shark moves in order to receive life-giving from the water through the grills.
- Sentence A follows the sentence C, as it is in continuation says the shark that draws water in through their mouth & takes it out through their gills, known as obligate ram ventilators.
- Sentence A is followed by Sentence B, that tells us about the process of drawing water through the mouth & pushing it out through the gills.
- Sentence D is a conclusive sentence that tells about why other sharks remain stationary.
The correct paragraph is-
It is true that many types of sharks must keep moving in order to receive life-giving oxygen from the water passing through their gills. These kinds of sharks are known as obligate ram ventilators because they draw water in through their mouths and force it out through their gills. They use a method called buccal pumping, in which water is pulled in through the mouth and forced out through the gills by the cheek muscles. Other types of sharks are able to remain stationary because they possess special structures called spiracles, which force water out through their gills.