Chapter 4-5 Review

Most energy in an ecosystem comes from

• Green Plants

• The Sun

• Wind

• Red Bull

What best describes a habitat

• A lion is a predator

• a porcupine has quills

• a dolphin lives in the ocean

• Mr McCook is the Principal

Which shows an example of resistance?

• insects growing immune to pesticides over time

• bacteria causing milk to go sour

• Mr Brush growing fatter over time

• Your body fighting an infection

IN natural selection, organisms best adapted must

• grow old

• be able to reproduce

• kill everything else

• be the strongest

Which obtains energy only from producers?

• producers

• the sun

• primary consumers

• tertiary consumers

What Gas makes up 78% of the atmosphere?

• Carbon Dioxide

• Nitrogen

• Oxygen

• Your stomach after taco Tuesday

Which organism would be on the bottom of a trophic food chain?

• Hawk

• Song Bird

• grasshopper

• grass

What makes nitrogen usable by plants?

• absorbing nitrogen in water

• conversion of nitrogen to carbohydrates

• nitrogen fixing bacteria

• decomposing bacteria

which of the following would you find at THE END of succession?

• short grass

• Tall Oak trees

• young pine trees

• Shrubs

If you break down dead organisms you are a

• producer

• decomposer

• detritovore

• herbivore