Ecology Jenga

Which of the following is NOT a part of an organism's community?

• Halk

• Grass

• Earthworm

• Sun

The combination of the biotic and abiotic factors in an area is known as a(n) ____.

• Ecosystem

• Population

• Organism

• Community

Energy is “lost” between each trophic level in the form of ____.

• Heat

• Light

• Sound

• Water

Why is eutrophication harmful for aquatic ecosystems?

• Because it increases oxygen levels in water.

• Because it leads to excessive growth of algae, depleting oxygen and harming aquatic life.

• Because it reduces the amount of sunlight reaching the water surface.

• Because it increases the biodiversity of aquatic ecosystems.

The max. number of individuals that an ecosystem can sustain is called the __.

• Carrying capacity

• Population density

• Biotic potential

• Ecological niche

Type of symbiosis where both species benefit.

• Mutualism

• Parasitism

• Commensalism

• Predation

Which portion of the water cycle involves a biotic process?

• Transpiration

• Condensation

• Precipitation

• Evaporation

What type of organism is responsible for nitrogen fixation?

• Bacteria

• Fungi

• Plants

• Viruses

Both plants and animals release CO2 during which process?

• Respiration

• Photosynthesis

• Transpiration

• Fermentation

What effect does carbon dioxide have on global temperatures?

• It increases global temperatures.

• It decreases global temperatures.

• It has no effect on global temperatures.

• It cools the Earth significantly.