Ecosystems, Biomes, Biogeochem Cycles

Which biome has a climate that is extremely cold and dry?

• forest
• tundra
• grassland
• freshwater

The greatest variety of species of living organisms is found in a(an)

• rainforest 
• taiga
• desert
• freshwater

What is the interaction when butterflies and bees are pollinating flowers?

• biotic-biotic
• biotic-abiotic
• abiotic-abiotic

Temperature, light, air, water, soil, and climate are all __________ parts of the environment.

• biotic
• abiotic
• living
• biome

What is an ecosystem?

• All the interacting organisms that live in an environment and the abiotic parts of the environment that affect the organisms
• A person who observes and studies the interactions between the biotic and abiotic parts of the environment
• The relationship among the biotic parts of the environment
• The relationship between all the abiotic elements of a pond

Biotic includes living and formerly living things. 

• True
• False

In which biome would you find most likely find many animals with white fur?

• Rainforest
• Tundra
• Deciduous Forest
• Taiga

Which of the following does NOT help to sustain life on Earth?

• one-way flow of energy

• cycling of matter

• gravity

• the number of predators

Which type of organisms have the capability to trap sunlight for photosynthesis?

• producers/autotrophs

• heterotrophs

• consumers

Which of the following is cycled between the abiotic and biotic parts of the Earth?

• gravity

• energy

• matter/atoms, molecules, compounds