Energy flow through the food chain

The energy that powers all life on Earth ultimately comes from the

• The planets

• Sun

• The Earth's core

• Power plants

The picture shows

• a food web

• a food line

• a food loop

• a food chain

In the food chain, which receives the greatest amount of energy?

• Oak tree

• Caterpillar

• Tree creaper

• Hawk

In the food chain, which organism receives the least amount of energy?

• Oak tree

• Caterpillar

• Tree creaper

• Hawk

Timmy is on a tight budget and he wants to eat foods that contain the highest amounts of energy to maximize his food budget. Which level of the food chain should Timmy eat from most?

• Producer

• Primary Consumer

• Secondary consumer

• Tertiary consumer

Photosynthesis is the

• process that allows plants to feed on other organisms

• process by which plants change colour from green to orange

• process by which plants make their own food

• process by which plants capture other organisms for food

Photosynthesis uses energy from

• Soil

• The Sun

• The Earth's core

• Water

Energy from the sun comes to the Earth in the form of: (Select all that are correct).

• Heat

• Electricity

• Light

• Chemical

All living organisms need energy in the form of

• Light energy

• Kinetic energy

• Sound energy

• Chemical energy

Photosynthesis converts

• Heat energy into light energy in food

• Light energy from the Sun into heat energy

• Heat energy from the Sun into chemical energy in food

• Light energy into chemical energy in food