Finals Practice #1(first 10 q's) Marine Science Ecology

____ produce all the food in an ecosystem.

• Producers

• Consumers

• Decomposers

• Omnivores

____ consume food but don't produce any.

• Producers

• Consumers

• Decomposers

• Omnivores

____ decompose dead material.

• Producers

• Consumers

• Decomposers

• Omnivores

Most fungi are

• producers

• consumers

• decomposers

• omnivores

When a shark eats a seal, it is an example of a ______ relationship?

• predatory

• competitive

• mutually beneficial

Where do organisms get the matter and energy they need to survive?

• From the store

• From other organisms and the environment

• From their parents

When a rock fish sneaks in and steals a squid that a long cod has killed, it is an example of a ____ relationship

• predatory

• competitive

• mutually beneficial

When an octopus and a grouper hunt together, it is an example of a _______ relationship.

• predatory

• competitive

• mutually beneficial

When a population grows past the ecosystem's carrying capacity, what happens to the population?

• The population continues to grow

• The population starts to die off to return to carrying capacity

• The population will go extinct due to lack of resources

• The population grows then finds a new carrying capacity

The largest number of individuals in a species that an environment can support long term

• carrying capacity

• immigration

• emigration

• population density