2nd Exam - Quizizz Alternative

Which of the following statements about biodiversity is TRUE?

• More biodiversity → Less chance for an ecosystem to sustain itself

• More biodiversity → Better chance for an ecosystem to sustain itself

• More biodiversity → Less species in an ecosystem

• More biodiversity → More pollution in an ecosystem

A community of all the living and nonliving things that live and interact in a particular area is known as a(n) __________.

• ecosystem

• food web

• niche

• species

Which of the following is NOT an abiotic factor that influences an ecosystem?

• Amount of water available

• Average rainfall

• Average temperature

• Number of different animals

Which organism would MOST LIKELY be adapted for life in a desert environment?

• A bright red, tree frog.

• A dark, green crocodile.

• A large, white rabbit with long, thick fur.

• A small, tan coyote with very short, thin fur.

A plant whose seeds are not adapted to drought-like conditions or cold temperatures would be BEST supported by which environment?

• Desert

• Savanna

• Tropical Rainforest

• Tundra

The kind of environment found in a certain biome is MOSTLY determined by which two factors?

• Average rainfall and average temperature.

• Average number of animals and average rainfall.

• Number of leaves on the trees and average temperature.

• Amount of salt in the water and number of freshwater lakes.

How are savannas similar to temperate grasslands?

• Both are found in the United States.

• Both have similar temperatures and rainfall.

• Both are grassland biomes.

• Both are forest biomes.

What factor contributes most to the sustainability of a habitat?

• Competition among large predators.

• Large variety of organisms.

• Presence of volcanic rock.

• Absence of bacterial species.

Scientists studying two adjacent ecosystems observe different varieties of organisms in the two areas. All of the following factors would contribute to the differing varieties of organisms in these two habitats EXCEPT –

• Climate

• Soil Type

• Water resources

• Wind

The ecosystem with the greatest sustainability will be the one that has the –

• Greatest variety of different organisms.

• Highest annual precipitation.

• Lowest population of harmful insects.

• Fastest growing season for green plants.