What is an apex predator?
An organism with no known predators of its own.
What is the ultimate energy source for a food chain?
The Sun
Minnesota has how many biomes?
Four
On a food pyramid, where is the level that has the most amount of energy available?
At the bottom
In a food web, what is the relationship between a fox and a rabbit?
Predator Prey
Producers get their energy from where?
The Sun
Flower --> Butterfly --> Frog --> Crane
What is the secondary consumer in this food chain?
The frog
A hot, moist biome where it rains all year long.
Rainforest
An animal with a lot of molars, but not a lot of sharp teeth, is probably a ____________.
Herbivore
A relationship between two species where one benefits while the other is harmed.
Parasitism
This is a factor in the environment that is not alive.
In an energy pyramid, how much energy is lost when at each level?
90%
An extremely dry and hot land biome. There is very little vegetation here.
Desert
A place that has all of the resources an organism needs is referred to its ________________.
Habitat
What type of a relationship is it between a bee and a flower?
Mutualism
If someone is a strict vegetarian, what type of heterotroph would they be?
Herbivore
Put these in the correct order for a food chain
Snake
Owl
Acorn
Squirrel
acorn-->squirrel -->snake -->owl
The southern part of Minnesota is filled with leafy green trees. This biome is ____________________.
Another name for plants, or producers, meaning to make its own food.
Autotroph
A relationship between two organisms where one benefits and the other is unharmed, such as a bird building their nest in a tree, is called:
Commensalism
What does an omnivore eat?
Plants and meat
Why do scientists believe food webs are better than food chains?
Food webs show all of the organisms in an ecosystem and how they are interconnected.
This biome is found around the North Pole, stretching across Alaska, Canada, northern Europe, and Russia.
Tiaga
The name given to all of the organisms of the same species living in the same area.
Population
What type of symbiosis? Hummingbirds feed on nectar from flowers. The flowers are pollinated by hummingbirds as they move from flower to flower.
Mutualism