Standard Science Primary 3 Diversity

Which of the following animals best represents Group X and Group Y in the classification chart below?

A Group X: Guppy; Group Y: Dolphin
B Group X: Penguin; Group Y: Goldfish
C Group X: Platypus; Group Y: Frog
D Group X: Whale; Group Y: Shark
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Worked Solution

Step 1: Group X are mammals that live in water (e.g., Whale, Dolphin). Step 2: Group Y are fish (scales, live in water). Step 3: A Whale is a mammal; a Shark is a fish.

Correct answer: Group X: Whale; Group Y: Shark

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