Ecology: Energy Transfer Quiz

In the life as a hunter we learned about energy efficiency. Why is hunting group more efficient?

(a)  

What is the net energy gained?

• 10,000 kcal

• 15,000 kcal

• 25,000 kcal

• 35,000 kcal

Is it energy efficient to hunt this prey that provides 15,000 kcal when 110,000 kcal is required?

• Yes
• No

What is the name for lost energy?

• kinetic energy
• potential energy
• heat energy

What is the common term for molecules we take into our bodies to use for energy?

(a)  

In the image above, what do the red arrows represent?

(a)  

True or False: Energy can't be created from nothing.

• True
• False

Bottom of the food chain and can create their own food

• consumers
• producers
• carnivores
• herbivores

What is the source of all energy on Earth?

• plants
• animals
• food
• sunlight

How do heterotrophs such as animals get food?

• eating
• photosynthesis
• drinking water
• breathing air