Energy Flow
Higher consumer levels (at the top of the energy pyramid)
Meerkats take turns standing watch to warn the rest of the group of threats. This is an example of what kind of interaction?
Cooperation
When a dog performs a specific action on command, like sitting, the action is an example of...
learned behavior
The following are characteristics of which biome?
-little precipitation
-extreme cold temperatures
-low biodiversity
-short growing season
Tundra
A community of organisms that interacts with the biotic and abiotic factors in an environment is called...
Ecosystem
Which niche contains the greatest amount of energy in a food web but is at the lowest level of a food chain?
Producers (Autotrophs)
If two organisms are using the same resources and eating the same food source, what kind of relationship do they have?
Competition
An animal with short, flat teeth would most likely rely on what as it's main food source?
Plants/Grass
What would happen to the fish in a pond if there was a long period of drought?
They would not be able to survive
What stimulus causes a porcupine to extend its quills?
When it feels threatened by a predator
What happens when a producer is removed from a food chain?
It impacts the entire chain.
In a forest ecosystem, squirrels are eaten by animals such as hawks, owls, and foxes. If there were no more owls in the ecosystem, what would most likely occur?
The squirrel population would increase.
If an animal is inactive for three months during the winter, what is it most likely doing?
Hibernating
What is the difference between habitat and niche?
Habitat is where the animal lives. Niche defines its role in the ecosystem.
The different positions that identify an organism's place in an ecosystem is known as...
Trophic Level
According to the 10% rule, if producers have 9,000 kCals of energy, how much energy will secondary consumers have?
90 kCals
A clown fish will attract prey for a poisonous sea anemone. The anemone provides protection for the clown fish. This is an example of what type of symbiotic relationship?
Mutualism
What is the difference between physical (structural) , functional (physiological), and behavioral adaptations?
Physical: Outward appearance, body part
Functional: Internal bodily function
Behavioral: Action
What are two abiotic factors that affect the survival of aquatic organisms?
Water quality, sunlight, PH, salinity, etc.
A simple pathway that shows the flow of energy from one organism to another is called a _______.
Food Chain
Describe the flow of energy through the different trophic levels of an energy pyramid. What is the order of each level?
Producers, Primary Consumers, Secondary Consumers, Tertiary Consumers, Quatrinary (Apex) Consumers
Mutualism--both organisms benefit
Parasitism--one organism benefits and one is harmed
Commensalism--one organism benefits and one is unaffected
Male Birds of Paradise dance and display their brightly colored feathers when trying to attract mates. It is thought by scientists that the female selects a mate based on the color and condition of the male’s feathers, as well as the energy exhibited in the dance. Which best explains the reason why male Birds of Paradise that are very colorful and energetic will be selected over other males of the same species?
The offspring are more likely to be healthy--it increases their chance of survival.
Since being protected by laws, the bald eagle population has grown. Bald eagles eat a variety of organisms including snakes. How did the increase in the population of bald eagles most likely affect snakes living in eagle habitats?
It would cause the population of snakes to decrease
Kudzu was brought to the US from Japan, It grows so fast it can cover objects, other plants causing them to die, and disrupts the food web completely. What type of organisms is kudzu?
Invasive species