Ecology

_______ is the study of relationships among living and nonliving parts of an environment. 

• Ecosystem
• Niche
• Habitat
• Ecology

The process by which plants use sunlight to make sugar from water and carbon dioxide is called 

• pollination
• photosysthesis
• scavenging
• fertilization

A food web

• shows how energy is released by an organism
• compares the amount of energy at each level
• shows how different food chains in a community are linked together
• is unique since each organism can only be part of one food web

A food chain is a diagram of how 

• communities are connected
• energy and nutrients pass among organisms in an ecosystem
• producers make food
• an ecosystem develops and changes

All living things get their energy from which of the following sources?

• food
• water
• sun

Which of the following is another word for a plant?

• autotroph
• heterotroph
• consumer

Which of the following is an organism that eats only meat?

• herbivore
• carnivore
• omnivore

What would most likely happen if the rabbit population was removed from the food chain grass —› rabbit —› fox?

• their would be more grass
• there would be less rabbits
• there would be more fox

Which is an example of a parasitic relationship?

• a bee pollinates a flower
• a tapeworm takes nutrients from a dog
• an orchid lives in a tree but does not harm the tree

In which type of relationship do both species benefit?

• parasitism
• mutualism
• commensalism