HHCA Let's Get Dirty

Which part of the food chain absorbs the Sun's energy?

• decomposers

• primary consumers

• secondary consumers

• producers

In which ecosystem do more than half the world's species live?

• coral reefs

• grasslands

• deserts

• rainforests

What breaks down dead plants and dead animals and reuses them as nutrients?

• producers

• decomposers

• consumers

• the weather

Fill in the blank. Plants or producers absorb _______ and then give off oxygen as their waste.

• carbon cycle

• carbon dioxide

• helium

• carbon monoxide

What is the name of the cycle where CO2 is cycled through the ecosystem?

• food cycle

• water cycle

• decomposer cycle

• carbon cycle

What is a stomata?

• an hole on a plant that allows water or gas to go through

• hole on a plant that allows it to eat

• a hole on a plant that allows it to absorb the Sun's energy

• an ugly part of a plant

In this food chain, what is the significance of the arrows?

• It points to the thing that is weaker

• It points to the thing where energy is given

• It points to the thing where energy is taken away

• It points to the thing because they like each other

It points to the thing because they like each other

• water

• the Sun

• oxygen

• soil

• White Oak

• Sugar Maple

• Eastern White Pine

• Red Maple

chloroplasts are to photosynthesis as

• mitochondria is to cellular respiration

• solar energy is to cellular respiration

• metabolism is to carbon

• oxygen is to carbon dioxide