Ecology Vocabulary Quiz #1

What is an analytical model in ecology?

• A type of plant found in forests

• A computer program that predicts weather

• A mathematical representation of ecological processes

• A tool used to dig soil samples

Who is considered an apex consumer in a food chain?

• The first plant that grows in a chain

• The animal that is eaten by most predators

• The top predator that has no natural enemies

• A consumer that buys the most products

What does assimilation mean in ecology?

• The process of becoming similar to others

• The incorporation of materials into an organism's body

• The act of assuming a new office or title

• The process of breaking down food into waste

What is biomagnification?

• The decrease of substance concentration in an organism's body over time

• The process of magnifying small organisms to see them better

• The increase of substance concentration in an organism's body through the food chain

• The study of life at a microscopic level

What does biomass refer to in ecology?

• The mass of living biological organisms in a given area or ecosystem at a given time

• A type of renewable energy source derived from organic materials

• The mass of water in a particular area

• The weight of a single organism

What is a chemoautotroph?

• A plant that grows in chemical waste

• An organism that produces its own food using chemicals instead of sunlight

• A robot designed to clean up chemical spills

• A chemical that helps plants grow

What does equilibrium mean in an ecological context?

• A state where all forces acting on an ecosystem are balanced

• A type of exercise to improve balance

• The highest point in a food chain

• A chemical reaction that stops after reaching a certain point

What is eutrophication?

• The process of heating up an ecosystem

• The reduction of oxygen in water, leading to the death of aquatic life

• The enrichment of water bodies with nutrients, leading to excessive growth of algae and aquatic plants

• The process of purifying water

What does resilience mean in an ecological context?

• The ability of an ecosystem to resist change

• The ability of an ecosystem to recover after disturbance

• The strength of the soil in an ecosystem

• The height of trees in a forest

What does resistance mean in an ecological context?

• The ability of an ecosystem to recover after disturbance

• The ability of an ecosystem to resist change

• The opposition to the flow of energy in an ecosystem

• The refusal of certain species to migrate