Consider the model of the food chain. imagine there is a herbicide poison spill and all the grass is killed. how will this influence the food chain model? a. the grasshoppers will die out. b. all of the consumers will decrease. c. the tertiary consumers will increase. d. the grasshoppers will find some other food source.

What is one benefit of a nonrenewable resource, such as natural gas? a. generate large amounts of electricity b. less expensive overtime c. produces pollution d. will run out eventually

Imagine a rocket launching from earth and travelling to the moon. in which order would the rocket pass through the layers of the atmosphere? thermosphere, mesosphere, stratosphere, troposphere troposphere, mesosphere, stratosphere, troposphere thermosphere, stratosphere, mesosphere, troposphere troposphere, stratosphere, mesosphere, thermosphere

Explain why phospholipid molecules form a bilayer. (3 marks)