What are the 5 causes of extinction?

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There are five major causes of extinction: habitat loss, an introduced species, pollution, population growth, and overconsumption. Through the activity, students will create a list of reasons why animals can become extinct.

What are the 10 causes of extinction?

Top 10 Reasons Why Animals and Plants Go Extinct

  • of 10. Asteroid Strikes. Science Photo Library – ANDRZEJ WOJCICKI / Getty Images. …
  • of 10. Climate Change. …
  • of 10. Disease. …
  • of 10. Loss of Habitat. …
  • of 10. Lack of Genetic Diversity. …
  • of 10. Better-Adapted Competition. …
  • of 10. Invasive Species. …
  • of 10. Lack of Food.

What are the 6 natural causes of extinction?

Extinction occurs when species are diminished because of environmental forces (habitat fragmentation, global change, natural disaster, overexploitation of species for human use) or because of evolutionary changes in their members (genetic inbreeding, poor reproduction, decline in population numbers).

What are the 7 causes of extinction?

However, there have been dramatic increases in extinction rates since humans have become Earth's dominant large animal and the cause of global environmental change….Chemical alterations:

  • Chemical (industrial, agricultural) pollution, oil pollution.
  • Eutrophication.
  • Plastics and non-degradable litter.
  • Ocean acidification.

Dec 27, 2020

What causes extinction?

The main modern causes of extinction are the loss and degradation of habitat (mainly deforestation), over exploitation (hunting, overfishing), invasive species, climate change, and nitrogen pollution.

Which is the greatest cause of extinction?

Destruction of Habitat – It is currently the biggest cause of current extinctions.

What are the main causes of the extinction of wildlife?

CAUSES OF ANIMAL EXTINCTION

  • Demographic and genetic phenomena.
  • Destruction of wild habitats.
  • Introduction of invasive species.
  • Climate change.
  • Hunting and illegal trafficking.

What are 4 man made factors leading to extinction?

Humans can cause extinction of a species through overharvesting, pollution, habitat destruction, introduction of invasive species (such as new predators and food competitors), overhunting, and other influences.

What are the 4 main causes of extinction?

There are five major causes of extinction: habitat loss, an introduced species, pollution, population growth, and overconsumption.