Benefits of Biodiversity

Earth has how many major land biomes?

• Five

• Six

• Seven

• Eight

What is the difference in climate between temperate rain forests and temperate deciduous forests?

• Temperate rain forests have more seasonal temperature variation.

• Temperate deciduous forests have more seasonal temperature variation.

• Both have the same seasonal temperature variation.

• Temperate rain forests are colder than temperate deciduous forests.

Tags

NGSS.MS-ESS2-6

Which is NOT an aquatic ecosystem?

• Freshwater

• Taiga

• Estuary

• Wetland

Which statement is true of ponds but NOT lakes?

• Plants surround the shore.

• Surface water contains organisms that use sunlight for photosynthesis.

• Sunlight reaches the bottom of the body of water.

• People fill them in with sediment to create land for houses and other structures.

An ecosystem has 150 organisms of 15 different species. What is the biodiversity index of this ecosystem?

• 165

• 10

• 0.15

• 0.1

Tags

NGSS.MS-LS2-5

Which of the following does not describe an ecosystem in a state of dynamic equilibrium?

• An ecosystem that is constantly changing.

• An equilibrium that becomes unbalanced.

• An ecosystem that can return to a balanced state.

• An ecosystem that can respond to disruptions.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which of the following is a regulating service provided by ecosystems?

• The water cycle

• Pollination

• Food production

• Natural resources

Tags

NGSS.MS-LS2-5

NGSS.MS-ESS2-4

Tropical rain forests and coral reefs are examples of ecosystems with low biodiversity.

• True

• False

Tags

NGSS.MS-LS2-5

Which of the following is a characteristic of temperate deciduous forests?

• They have a constant warm climate year-round.

• They experience four distinct seasons.

• They are primarily found near the equator.

• They have very little rainfall.

Which major biome is home to cacti, mesquite, white thorn, pack rats, small reptiles, and coyotes?

• desert
• taiga
• tundra
• grassland