Biodiversity Review

Front

What is THE most major cause of extinction today? Options: habitat destruction by humans, poaching, disease, hunting

Back

habitat destruction by humans

Front

Biodiversity usually refers to

Back

the variety of species in an ecosystem

Front

Most of the species on Earth are: plants, animals, fungi, insects

Back

insects

Front

Which of the following is an example of a biotic part of the environment? wind, vegetation, water, temperature

Back

vegetation

Front

Which level of biodiversity includes the available different HABITATS found in a certain area?

Back

Ecosystem diversity

Front

The last great mass extinction (the one that marked the end of dinosaurs) occurred

Back

65,000,000 years ago

Front

Some species are so important to the functioning of an ecosystem that they are called

Back

keystone species

Front

Madagascar is a biodiversity hotspot that is the only home to which primate species?

Back

lemurs

Front

A species that is NOT native to a particular region and takes over when it arrives is called

Back

invasive

Front

Which of the following describes a species that may soon be gone if nothing is done to save it? Options: threatened, invasive, endangered, extinct

Back

endangered