How did the Endangered Species Act affect species of animals such as the American alligator and the American bald eagle?

• It required that animals near extinction be raised in zoos

• It required that paintings and sculptures be made of all extinct species

• It required protection for animals that are near extinction

• It required appropriate hunting fees for animals that are near extinction

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Many animals and plants are in danger of extinction. Scientists believe we are in the midst of the 6th mass extinction. Many things but most believe man is playing a large roll in this extreme extinction. Identify the statements that could lead to putting a population at risk for extinction. Select all that apply.

• National parks established

• Forests cleared for farmland

• Climate change leading to increased ocean temperatures

• Small populations with limited genetic diversity

• Man introducing new predatory species to an area Climate

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Which factor has been the main cause of many species becoming endangered or extinct?

• loss of habitat

• oil spills

• hunting

• global warming

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Explain the relationship between extinction and biodiversity.

• Extinction contributes to an increase in biodiversity

• Extinction contributes to a decrease in biodiversity

• Extinction randomly changes biodiversity in one direction or the other

• Extinction has no impact on biodiversity

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If none of the individuals within a particular species can survive to reproduce, what will happen to that species?

• They will increase in number

• They will adapt to a new environment

• They will become extinct

• They will evolve into a new species.

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Key deer are the smallest species of deer found in North America. Clearing the land to build houses has slowly destroyed their habitat. Laws do not allow the deer to be hunted as the species is in danger of dying out. The Key deer can be classified as ________.

• a thriving species

• an extinct species

• a balanced species

• an endangered species

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If the last three animals of a species are all females, what will happen to the species?

• Since females have babies, no males are needed to reproduce.

• The species will become extinct because it takes a male and a female to reproduce.

• The species will slowly grow in numbers.

• The species will not be affected by all three members being female.

The black rhinoceros is close to extinction because they are hunted for their skin, fur, and horns that are used for commercial purposes. What is the effect of the over-hunting of these animals on the ecosystem?

• The organisms on which these animals prey will decrease in number.

• The habitat where these organisms live will be destroyed.

• Competition will increase among the animals.

• The balance among different species in the ecosystem will be disturbed.

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When a group of animals is very low in number we can say they are an...

• entitled species.

• endangered species.

• embattled species.

• endless species.

An organisation which tries to protect endangered species is the...

• WWE

• WWW

• WWF

• WOW