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Biology Final

QuestionAnswer
Define Ecology The relations of organisms to one another and to their physical surroundings
Define Community w/ Example The amount of all of the living organisms in an area. A farm.
Define Population w/ Example The number of 1 species in a given area. Humans in a town.
Define Producers w/ Example An autotrophic organism that serves as a source of food for other organisms in a food chain. Plants.
Define Consumers w/ Example Organisms of an ecological food chain which receive energy by consuming other organisms. Tiger.
Define Autotrophs w/ Example Organisms that produce their own energy. Plants
Define Heterotrophs w/ Example Organisms that consume energy from other organisms. Humans
Define Species w/ Example A group of living things based on genetics, ability to reproduce similar organisms, and characteristics.
Define Predator w/ Example An organism that eats other organisms for food.
Name Five Biomes Tundra. Rain-forest. Savanna. Taiga. Temperate forest. Temperate grassland. Alpine. Chaparral.
Define Climate Weather conditions of a region, as temperature, air pressure, humidity, precipitation, sunshine, cloudiness, and winds,
What is the difference between abiotic and biotic? Biotic = Living Abiotic = Non Living
What do food webs display? Systems of interlocking and dependent food chains.
What are some resources needed for organisms to survive? Water, Food, Energy, Shelter
Define Density Dependent Factor w/ Example Any factor limiting the size of a population whose effect is dependent on the number of individuals in the population. Disease.
Define Density Independent Factor w/ Example Any factor limiting the size of a population whose effect is not dependent on the number of individuals in the population. Earthquake.
What percent of energy travel to the next trophic level? 10%
What is the order of trophic levels? Producer/Primary Consumer/ Secondary Consumer/ Tertiary Consumer
What is at the base of a food pyramid? Producers
Order and label these organisms for a food chain: Rabbit, Hawk, Grass, Snake Grass - Producer; Rabbit - Primary Consumer; Snake - Secondary Consumer; Hawk - Tertiary Consumer
Where would a lion fall in a food pyramid? Predators, Tertiary or Secondary Consumer
Define Biodiversity The variety of life in the world or in a particular habitat or ecosystem.
Would a classroom would be a location with high or low biodiversity? Low
Would a farm have high or low biodiversity? High
Define Ecosystem: All biotic and abiotic factors in an area.
Why is biodiversity important? To maintain a healthy equilibrium for food chains and food webs to thrive.
Define Biome: An area characterized by ecosystems including abiotic and biotic factors
Define Flora: Plants
Define Fauna: Animals
Give an example of an abiotic factor: Temperature, precipitation, soil
Give an example of a biotic facor: Flora/Fauna
Define Demography: The statistical study of populations and how they will change.
What makes something living? Living things are made of cells. Living things obtain and use energy. Living things grow and develop. Living things reproduce. Living things respond to their environment. Living things adapt to their environment.
What makes something science? Testable, repeatable, observable
What is an example of something that isnĀ“t science? Belief and Opinion
Define Emmegration: The movement of idividuals out of a population
Define Immigration: The movement of organisms into a specific area
If there is a higher number of births a population will: Increase
If there is a higher number of deaths a population will: Decrease
What does a j-shaped curve represent? Exponential growth
What does a s-shaped curve represent? Logistic growth
What does a straight line represent? Carrying Capacity
Define Limiting Factor w/ Example Environmental conditions that limit the growth, abundance, or distribution of an organism or a population of organisms in an ecosystem. Food, space, resources.
Tissues are made of: Cells
Organ Systems are made of: Organs
Cells are made of: Organelles
Organs are made of: Tissues
Organisms are made of: Organ Systems
What two types of defense are there in the immune system? Specific and Non-Specific
Would a barrier be a specific or non specific part of the immune system? Non-Specific
What is an example of a barrier? Skin
What is complement? Proteins that help immune system
Are Helper T-Cells a specific or non specific part of the immune system? Specific
Is the inflammatory response a specific or non specific part of the immune system? Non Specific
Are Memory Cells a specific or non specific part of the immune system? Specific
What are antibodies? Proteins that are secreted by B cells that are stimulated by the presence of antigens on invading cells and placed on invading cells and used as a homing device for natural killer cells, macrophages, and T-cells
Define homeostasis: Maintaining a healthy, internal equilibrium.
What informs homeostasis? Negative feedback
What is a receptor? Structure that monitors internal conditions.
What is a control center? Integrates the information fed to it by the receptors.
What is a effector? Muscles, organs, or other structure that receive signals from the brain or control center.
Created by: 16esmith