Out of the following animals which is a herbivore
tiger
bear
spider
rabbit
What is rabbit
100
In an energy pyramid, which level has the most available energy
What is producer level
100
what is the water cycle
What is the continuous process by which water moves from the earth's surface to the atmosphere and back
100
What is the role of a consumer in the carbon and oxygen cycles
What is turn the oxygen into carbon dioxide for the plants to use when consumers eat the plants and break them down. they will release carbon dioxide and water as waste.
100
when nitrogen is not bonded with other elements it is lnown as _____________________
What is free nitrogen
200
What is an omnivore
What is a consumer that eats both plants and animals
200
How many paths does a food chain show
What is one
200
In which process do molecules of liquid water absorb energy and change into a gas state
What is evaporation
200
what is the producer's role in the carbon and oxygen cycle
What is take in the carbon diozide gas during photosynthesis. They are also food for consumers that use the sugars and starches that plants produce.
200
Some bacteria that fix nitrogen live in bumps on the roots of certain plants. These bumps are called
What is nodules
300
What role do decomposers have in an ecosysem
What is breaking down the waste and dead organisms and returning it to the environment
300
Define food web
What is many overlapping food chains in an ecosystem
300
what are four types of precipitation
What is rain, snow, sleet, and hail
300
Vultures, which feed on the bodies of dead organisms are____________
What is scavengers
300
what is nitrogen fixation
What is the process of changing free nitrogen into usable forms of nitrogen
400
A fox eats a rabbit that eats some carrots. What level of the energy pyramid is the fox
What is second level consumer
400
A diagram that shows the amount of energy that moves from one feeding level to another in a food web
What is energy pyramid
400
Organisms that capture the energy of sunlight to make food are called
What is producers
400
What do producers release as a result of photosynthesis
What is oxygen
400
An organism that eats only plants is a _______________consumer
What is 1st level consumer
500
Define the term scavenger and give two examples
What is a carnivore that feeds on the bodies of dead organisms. Examples: vultures, catfish.....
500
What energy role is filled by the first organism in the food chain
What is producer
500
What process causes water from the surface of the earth to eneter the atomsphere as water vapor
What is evaporation (a liquid changes to a gas)
500
How do humans affect the amount of carbon in the atmosphere?
What is when humans burn oil and other fuels, carbon dioxide is released into the atmosphere. When humans clear forest for lumber, fuel, and farmland carbon dioxide levels also rise
500
In the Nitrogen cycle bacteria in nodules change the nitrogen into a usable form. How does that usable form of nitogen get change back into free nitrogen
What is decomposers break down wastes and remains of organism into simple nitrogen compounds. Bacteria in the soil release some free nitrogen back into the air