Circle the correct answer: 1. The further down in the layers of the earth a foss

Question

Circle the correct answer: 1. The further down in the layers of the earth a fossil is found a. the younger the fossil is. b. the older the fossil is. c. the less important the fossil is. d. both b and c 2. What was the prevailing notion prior to the time of Lyell and Darwin? a. b. c. d. Earth is millions of years old, and populations gradually change. Earth is a few thousand years old, and populations are unchanging. Earth is a few thousand years old, and populations gradually change. Earth is millions of years old, and populations are unchanging. 3. Evolutionary thought comes from which discipline? a. Earth Science b. Biology c. Genetics d. All of the above e. None of the above Darwin and his colleagues concluded that finches have certain shaped beaks to eat the food present on their island. What accounts for this? 4. a. Genetic mutation b. Natural selection c. Extinction d. Phylogenic Trees 5. Which of the following is not a mechanism for evolution? a. Different variants leave different numbers of descendants b. There is variation in a population. c. Mutations always help the population. d. Some of the variation in a population is heritable.

Explanation / Answer

1.

b. The older the fossil is.

Reason: As dig further in the Earth dinosaur’s fossils found and then below down some mammals also found.

2.

b. Earth is few thousand years old, and populations are unchanging.

3.

b. Biology

4.

b. Natural section

Reason: Darwin and his colleagues concluded that finches have certain shaped to help them eat the food present on the Galapagos Island.

5.

a. Different variants leave different numbers of descendants.

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