Food Chain, Food Web and Ecological Pyramid

Who does the grasshopper get energy from? 

• Grass
• Grasshopper
• Mouse
• Ow

A connection of food chains with many food energy paths in an ecosystem is a ____________

• ecosystem
• food web
• environment

If there are 100 Kcal of energy available in the producers, how much energy would be available in the primary consumers?

• 10 Kcal

• 1 Kcal

• 100 Kcal

• 1000 Kcal

In a food web, arrows point at:

• who gets energy.
• who gets eaten.

Organisms which carry out the process of decomposition by breaking down dead or decaying organisms.

• Consumer
• Producer
• Decomposer
• Herbivore

Based on the image, which organism recieves the least amount of energy from the producer?

• Owl

• Grasshopper

• Lilypad

• Mouse

All food webs and food chains begin with _________________.

• primary consumer

• producers

• secondary consumers

• tertiary consumers

An organism that eats the secondary consumer.

• Primary Consumer
• Secondary Consumer
• Tertiary Consumer
• Consumer

Which organism do the owl and the weasel compete for in the food web?

• Hawk

• Spider

• Grasshopper

• Shrew

Where does the energy start in this food chain?

• Plant
• Sun
• Deer
• Wolf