1. Which of these describes a species that has become extinct? A. Very few members of a species are alive. B. All members of a species have died. C. More members of the species are dying than being born. D. Fewer members of the species are dying than being born. 2. Penguins live in large groups in Antarctica. They lay their eggs in dry, rocky areas. These areas can be flooded when snow melts. According to the text, which of these is the greatest threat to penguins? A. New predators moving into the area. B. Competition from other penguins. C. Rising temperatures in the penguins' habitat. D. People polluting and building in the penguins' habitat. 3. Which of the following is NOT a reason a species may become extinct? A. Competition B. Habitat loss C. Overhunting D. Reproducing
1. Which of these describes a species that has become extinct? A. Very few members of a species are alive. B. All members of a species have died. C. More members of the species are dying than being born. D. Fewer members of the species are dying than being born. 2. Penguins live in large groups in Antarctica. They lay their eggs in dry, rocky areas. These areas can be flooded when snow melts. According to the text, which of these is the greatest threat to penguins? A. New predators moving into the area. B. Competition from other penguins. C. Rising temperatures in the penguins' habitat. D. People polluting and building in the penguins' habitat. 3. Which of the following is NOT a reason a species may become extinct? A. Competition B. Habitat loss C. Overhunting D. Reproducing
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
Problem 1LR
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Transcribed Image Text:1. Which of these describes a species that has become extinct?
A. Very few members of a species are alive.
B. All members of a species have died.
C. More members of the species are dying than being born.
D. Fewer members of the species are dying than being born.
2. Penguins live in large groups in Antarctica. They lay their eggs in dry, rocky areas. These
areas can be flooded when snow melts. According to the text, which of these is the greatest
threat to penguins?
A. New predators moving into the area.
B. Competition from other penguins.
C. Rising temperatures in the penguins' habitat.
D. People polluting and building in the penguins' habitat.
3. Which of the following is NOT a reason a species may become extinct?
A. Competition
4. What can you conclude from the fact that more than a billion species have gone extinct
during Earth's history?
A. Extinction only happens rarely.
B. Extinction is a natural part of life on earth.
C. Extinction is sometimes the effect of evolution.
D. Extinction happens when human population gets higher.
5. How can the extinction of a plant species have such a drastic effect on a food chain?
A. Plants are the main source of food for carnivores like bears, so if plants go extinct,
bears will starve.
B. If the extinct species was the main food source for another animal, that animal will have
to find a new way to survive.
C. Food chains rely on certain types of plants to function properly, so if a plant dies out, all
the other species in the food chain will die out too.
D. Food chains are all composed of several types of plant and several types of animal, so
if one plant dies out, the chain breaks down.
B. Habitat loss
C. Overhunting
D. Reproducing
6. What can humans do to make sure that fish species don't go extinct?
A. Stop eating fish.
B. Stop the practice of overfishing.
C. Stay away from the oceans all together.
D. Destroy sharks and other ocean predators.
7. Humans are causing extinctior. in which ways? Choosé the best answer.
A. By polluting the environments of the world.
B. By destroying the natural habitat of species.
C. By over hunting animals for food or products.
D. By allowing native animals to stay alive in protected areas.
8. What is a mass extinction?
A. When all life on earth is wiped out.
B. When one species goes extinct due to habitat changes.
C. When multiple species from all over the earth suddenly go extinct.
D. When all the species in a particular area on earth suddenly go extinct.
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