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Science Explainer: Animal endangerment and its causes

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Last updated 12 months ago
3 questions
Note from the author:
Read the passage Animal endangerment and its causes. Then answer the questions below.
Read the passage Animal endangerment and its causes. Then answer the questions below.
Required
1
Question 1
1.
Other Answer Choices:
habitat destruction
major events
competition from other species
climate change
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Required
2
MS-LS2-4
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Drag each answer choice into the correct space. Not all answer choices will be used.

Species are frequently becoming extinct due to natural causes, like disease or ___________________________________ . But species are disappearing faster due to ________________________ , commercial exploitation, and other human activity-related causes. The natural process of ___________________ has also been sped up by human activity.
Question 2
2.

Drag each statement into the correct box to show the type of human activity it involves.

  • Wild animals are taken from their habitat and sold or traded as pets.
  • So many animals are hunted that they are not able to replenish their numbers.
  • Pollution created by people and their activities harms the places where animals live.
  • New species are brought to a habitat and compete with animals that already live there.
  • Species become crowded together because they have too little land and must compete.
Question 3
3.

How might climate change cause animal extinction to happen more quickly? Select two correct answers.

Habitat destruction
Commercial exploitation
Introduced species
Changes in ecosystems may lead to the accidental introduction o invasive species.
More sewage and chemicals may enter rivers and streams that animals depend on.
Animals that hibernate may not detect seasonal changes and sleep for too long.
Increased ocean temperatures may kill algae that marine life depend on for food.