Quiz 4 Spring 2023_ BIOL 110 CXDX

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Colorado School of Mines *

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110

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Biology

Date

Dec 6, 2023

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pdf

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5

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Quiz 4 Spring 2023 Due Feb 20 at 11:59pm Points 5 Questions 5 Available until Feb 20 at 11:59pm Time Limit None Allowed Attempts 2 Instructions This quiz was locked Feb 20 at 11:59pm. Attempt History Attempt Time Score LATEST Attempt 1 13 minutes 5 out of 5 Score for this attempt: 5 out of 5 Submitted Feb 19 at 6:37pm This attempt took 13 minutes. This is your fourth academic Quiz. It has five questions, worth 1 point each. You will have two chances to take the quiz, with your higher score counting. Be sure not to wait until the last minute to take the quiz, or you might not have time for a second attempt. No late submissions will be accepted. This quiz is due by 11:59 pm Monday February 20. 1 / 1 pts Question 1 A population of a beetle species was studied in 1925. It was 75% yellow with purple specks, 5% yellow, 5% solid purple, 10% yellow with green specks, 5% black. In 2005 the beetles were studied again and were 5% yellow with purple specks, 85% yellow, 5% solid purple, 3% yellow with green specks, 2% black. Which type of evolution occurred between 1925 and 2005? [number] A. overpopulation B. natural selection C. survival of the fittest D. macroevolution
E. microevolution A B C D E Correct! Correct! 1 / 1 pts Question 2 In a certain population of a seahorse species, 70% are olive green and 30% are hot pink. The waters these seahorses inhabit contain an olive green kelp forest. Choose the correct statement about this population. 1. Olive green seahorse color is an adaptive trait, and the seahorses with the adaptive trait show their greater fitness by growing larger than the hot pink seahorses. 2. Olive green seahorse color is an adaptive trait, and the seahorses with the adaptive trait show their greater fitness by having more offspring than hot pink seahorses. 3. Olive green seahorse color is an adaptive trait, and the seahorses with the adaptive trait show their greater fitness by swimming faster than the hot pink seahorses. 4. Hot pink seahorse color is an adaptive trait, and the seahorses with the adaptive trait show their greater fitness by having more offspring than the olive green seahorses. 5. Olive green seahorse color is an adaptive trait, and the seahorses with the adaptive trait show their greater fitness by having more offspring than other olive green seahorses. 1 2 Correct! Correct!
3 4 5 1 / 1 pts Question 3 "Survival of the fittest" means: A. Traits that provide better survival and reproduction will make individuals live through more than one generation. B. Individuals who are stronger than others will live longer than individuals who are weaker. C. Populations will always have struggles between people who are more fit and people who are less fit. D. Traits that provide better survival and reproduction will last in populations over the generations. E. Traits that provide more speed and strength will increase in populations over the generations. A B C D Correct! Correct! E 1 / 1 pts Question 4 Choose the correct statement below: 1. Mass extinction is the loss/extinction of many species in a geologically short period of time, caused over earth's
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