WorksheetsEcology Vocabulary
Total questions: 27
Worksheet time: 14mins
What is the definition of Ecology?
The study of human societies and cultures
The study of living organisms and their interactions with the environment
The study of celestial bodies and the universe
The study of chemical reactions and substances
Metabolism is defined as:
The process by which the body converts food into energy
The process of breathing in oxygen and exhaling carbon dioxide
The circulation of blood throughout the body
The breakdown of food in the stomach
An organism is defined as:
A complex structure of interdependent elements
A single-celled life form
A living thing that can act or function independently
A non-living entity
What is the definition of Population?
a group of individuals of the same species living in a specific area that can interbreed.
a group of individuals that cannot interbreed.
the total number of organisms on Earth.
a collection of different species in an ecosystem.
What is the definition of Community?
a group of different species living together in a specific area, interacting with one another.
the genetic makeup of an organism.
a single species living in isolation.
a collection of non-living things in an ecosystem.
What is the definition of Ecosystem?
A community of living organisms and their interactions with their environment
A single living organism
A non-living component of the environment
A type of weather pattern
What is the definition of Biome?
A large naturally occurring community of flora and fauna occupying a major habitat.
A small community of plants and animals.
A single species living in a specific area.
A type of ecosystem found only in deserts.
The definition of Biosphere is:
The part of the earth's surface and atmosphere inhabited by living things.
A layer of gases surrounding the planet.
A large body of saltwater.
A type of ecosystem found in deserts.
What is the definition of Biodiversity?
The variety of plant and animal life in a particular habitat
A type of ecosystem
A single species in an environment
The climate of a region
What is the definition of Taxonomy?
The science of classification
A type of economic system
A branch of mathematics
A form of government
The definition of Binomial nomenclature is:
A system of naming species using two terms, the first one indicating the genus and the second the species.
A method of classifying organisms based on their habitat.
A process of naming organisms using a single term.
A system of naming species using three terms, the first indicating the family, the second the genus, and the third the species.
A Cladogram is ........
A diagram that shows the relationships among different groups of organisms.
A type of fossil found in sedimentary rocks.
A method of classifying plants based on their flower structure.
A tool used for measuring geological time.
What is the definition of Dichotomous key?
A tool that allows the identification of organisms by answering a series of questions with two possible answers.
A type of key used to open locks with two different mechanisms.
A method of categorizing plants based on their color and size.
A system for organizing books in a library based on subject matter.
What is the definition of Biogeochemical cycle?
A cycle that involves the movement of chemical elements between living organisms and the environment.
A cycle that involves only the movement of water in the environment.
A cycle that involves the movement of air currents in the atmosphere.
A cycle that involves the movement of tectonic plates.
An aquifer is a geological formation that:
stores groundwater and allows the flow of water
is impermeable and does not allow water flow
is a type of rock that contains oil
is a layer of soil that supports plant growth
Eutrophication is defined as:
The process of increasing the nutrient levels in a body of water, leading to excessive growth of algae and depletion of oxygen.
The process of removing nutrients from a body of water to prevent algae growth.
The natural process of water purification through sedimentation.
The cycle of water evaporation and precipitation.
What is the definition of Sustainability?
practice of ignoring environmental impacts for development.
ability of ecosystems to maintain their essential functions and processes over a long period of time
the immediate use of resources for economic growth.
the ability to consume resources without limits.
The definition of Ecological (carbon) footprint is:
The total amount of greenhouse gases produced to directly and indirectly support human activities, usually expressed in equivalent tons of carbon dioxide (CO2).
The measure of the amount of carbon stored in a forest ecosystem.
The total amount of carbon emissions reduced by using renewable energy sources.
The measure of the carbon content in fossil fuels.
The definition of Greenhouse effect is:
The trapping of the sun's warmth in a planet's lower atmosphere
The process of photosynthesis in plants
The cooling of the Earth's surface
The reflection of sunlight by clouds
What is the definition of Invasive species?
A species that is native to a specific location
A species that is introduced to a new environment and causes harm
A species that is endangered and needs protection
A species that is beneficial to its new environment
The definition of Habitat is:
A place where an organism lives
A type of ecosystem
A specific climate zone
A food chain
The definition of Niche is:
What is the definition of Predator?
An organism that hunts and eats other organisms
A type of plant
A weather phenomenon
A geological formation
What is the definition of Prey?
An animal that hunts other animals for food
An animal that is hunted and killed by another for food
A plant that captures insects for nutrients
A predator that is at the top of the food chain
The definition of Keystone species is:
A species that has a disproportionately large impact on its environment relative to its abundance.
A species that is the most abundant in its ecosystem.
A species that is at the top of the food chain.
A species that is the primary producer in its ecosystem.
The Competitive exclusion principle states that:
two species competing for the same resources cannot coexist if other ecological factors are constant.
species can coexist by sharing resources.
species can coexist by occupying different niches.
species can coexist by mutual cooperation.
What is the definition of Symbiosis?
A relationship between two organisms where both benefit
A relationship between two organisms where one benefits and the other is harmed
A relationship between two organisms where one benefits and the other is unaffected
A relationship between two organisms where both are harmed
