Energy!
What is the sun?
TRUE or FALSE: Populations can grow exponentially forever!
What is false?
TRUE or FALSE: Human population growth generally has a positive effect on ecosystems in terms of their growth and stability.
What is false?
This term refers to groups of individuals that belong to the same species and live in the same area.
What is a population?
TRUE or FALSE: The more biodiverse a community is, the more resilient it will be to environmental change.
What is true?
Give an example of a consumer.
What is an animal (herbivore, omnivore, carnivore), decomposer, detritivore?
This type of population growth is characterized by an S-shaped graph.
What is logistic growth?
The processes assimilation, ammonification, nitrification, and denitrification are all associated with what nutrient cycle?
What is the Nitrogen Cycle?
This term refers to groups of different populations that live together in a defined area.
What is a community?
At what tropic level would you find an apex preditor?
What is tertiary or quaternary (the highest level in the ecosystem)?
Give an example of a producer.
What is a plant, cyanobacteria, phytoplankton.
How is carrying capacity usually represented in a formula? (i.e. what variable do we use?)
What is K?
This type of interaction describes when two organisms use the same limited resource and have negative a impact impact on each other (-/-).
What is competition?
This term refers to a single organism.
the What are two (2) main factors taken into account when measuring biodiversity?
What is species richness and evenness?
Energy transferred between trophic levels is typically only ___% efficient.
What is 10%?
This term refers to a factor or condition that causes population growth to slow or decrease.
What is a limiting factor?
This type of organisms distribution is characterized by an even amount of space between organisms. This minimizes competition among individuals.
What is uniform distribution?
This term refers to a collection of all biotic and abiotic things in a particular place.
What is an ecosystem?
Why don't we usually see more than five (5) tropic levels in an ecosystem?
There is not enough energy to support that many tropic levels.
Primary producers (autotrophs) only absorb about ___% of the energy emitted from the sun.
What is 1%?
This type of population growth is characterized by a backwards L-shaped graph.
What is exponential growth?
Male birds sing distinct melodies during mating season to attract females and establish territory, while wolves howl to communicate location and strengthen pack cohesion. What type of animal communication is this?
What is auditory communication?
This term refers to a group of ecosystems that have the same climate and similar dominant communities.
What is a biome?
What does a high Simpson’s Diversity Index value indicate?