Ecosystems Quiz v.1, Photosynthesis, Carbon Cycle, Food Webs

What is the producer in the picture above?

• grasshopper

• snake

• grass

• Sun

What is the decomposer in the picture above?

• grass

• fungus/mushrooms

• hawk

• frog

What would happen if there were no thrush in the model above?

• there would be more insects and slugs

• there would be less insects and sluga

• there would be more voles

• there would be more hawks

A model that shows one direct flow of energy from the Sun to decomposers in an ecosystem is called a

• food web

• food chain

• population

• community

A model that shows how all of the food chains in an ecosystem overlap and connect is called a

• community

• habitat

• food chain

• food web

In the food web modeled above, where does the flow of energy end?

• mangoes and flowers

• flowers and frogs

• eagle since nothing else in the web gets energy from the eagle

• python and wolf

A bear that feeds on plants and animals

• herbivore

• carnivore

• omnivore

• detritivore

An owl that feeds only on animals

• herbivore

• carnivore

• omnivore

• detritivore

oxygen is a gas produced by _ and used by  _ 

• plants and animals 
• photosynthesis and carbon dioxide 
• animals and plants 
• carbon dioxide and photosynthesis

How is the burning of fossil fuels related to global warming?

• Magic
• Fuels are hot
• Greenhouse effect
• Photosynthesis