Evolution Of Life Question 39
Question: If a guppy species found in a stream is placed in a lake, its colour will evolve rapidly from colourful to drab over as few as 10 generations because of the:
Options:
A) Lack of food.
B) Presence of additional predators in the lake.
C) Temperature of the air.
D) Taste of the water.
Show Answer
Answer:
Correct Answer: B
Solution:
[b] The guppies that are found in the stream can be colourful because there are few predators.
In a lake, there are more predators and colourful individuals.
Therefore, the colour of the transplanted fish will change from bright to drab relatively rapid.