Environmental Science Final Exam

What is the biggest difference between a tropical rainforest and a tropical dry forest?

• The tropical rainforest is colder than the tropical dry rainforest.

• The tropical dry forest has more precipitation than the tropical rainforest.

• The tropical dry forest has less precipitation than the tropical rainforest.

• The tropical rainforest and the tropical dry rainforest are identical.

Deciduous trees

• Keep their leave year around.

• Lose their leaves in the fall.

• Are found only in the boreal forest biome

• Found only in the desert biome.

A bee collects nectar from a flower and in the process, pollen from the flower sticks to the bee's body. When the bee visits another flower, some of the pollen rubs off, pollinating the second flower. Which type of symbiotic relationship is demonstrated in this scenario?

• Mutualism

• Commensalism

• Parasitism

• Competition

Where are savannas found?

• South America and Africa

• North America and Europe

• Europe and Asia

• Mediterranean and the Sahara

Which of the following organisms is considered a primary producer in a food chain?

• Herbivore

• Carnivore

• Omnivore

• Autotroph

What role do decomposers play in a food chain?

• They produce their own food through photosynthesis

• They consume other organisms for energy

• They break down dead organic matter and recycle nutrients

• They convert sunlight into chemical energy

Which biome has the least amount of precipitation?

• Tropical Dry Forest

• Desert

• Chaparral

• Savanna

Which biome has the highest amount of precipitation?

• Tropical Rainforest

• Savanna

• Desert

• Chaparral

Which biome has the coldest temperatures?

• Tundra

• Polar Ice Caps

• Desert

• Taiga

Which of the following is NOT a characteristic of tundra?

• Permafrost

• Low temperatures

• High biodiversity

• Simple vegetation