Unit 2 Post Test Study: Food Webs and Photosynthesis

Which is the biotic factor below?

• Wind

• Sunlight

• Turtle

• Water

Which is NOT biotic?

• Bruno

• Ms. Dole's son, Leo

• Rock

• Micro-organism

All of the living and non-living things in an area, interacting with each other is a ______________________.

• Organism

• Ecosystem

• Species

• Predator

Which of these gets their energy DIRECTLY from the sun?

• Primary consumer

• Producer

• Secondary consumer

• Decomposer

Which part of the plant cell is responsible for photosynthesis?

• Chloroplast

• Cell wall

• Nucleus

• Cell membrane

When one type of organism benefits from the activity of the other, and vice versa, this is called:

• Mutualism

• Predation

• Competition

An organism that breaks down dead plants and animals, turning them to nutrients in the soil is a __________________.

• Primary Consumer

• Producer

• Photosynthesis

• Decomposer

A living thing (it could be a plant, animal, bacteria, fungus) is a(n) ________________________.

• Ecosystem

• Organism

• Predator

• Species

A group of organisms that have similar traits and are capable of reproducing is a(n)....

• Organism

• Ecosystem

• Species

• Predator

For photosynthesis to happen, plants need everything EXCEPT:

• oxygen

• carbon dioxide

• water

• light