Multiple choice

Directions: Choose the most appropriate word to fill the (ii) blank.

The white shark is at the top of the (i) _____ food chain. The (ii) ___ system is different from that of other sharks. Its (iii) __ temperature is about three to five degrees Celsius above water temperature. This speeds up its (iv) _____ and adds to its strength and endurance.

  1. blood

  2. digestion

  3. marine

  4. circulatory
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The blank (ii) refers to 'The _____ system' of the white shark. Among the options, 'circulatory' is the only system that fits the context - the passage then discusses body temperature and its effects on digestion and metabolism. The circulatory system is responsible for heat distribution in the body, which connects to the temperature discussion.

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