Infer which might be a weakness of traditional food webs when they are applied to complex ecological problems?
a) A food web does not represent all the links in the environment.
b) Food webs do not account for non-native species in the environment.
c) The many food chains of a food web make it too complicated to use.
d) Trophic levels are not taken into account when creating a food web.

Darrel conducted an experiment with the following procedure: fill two cups with ice water. place an uninflated balloon snuggly onto your left index finger. blow a little air into an identical balloon, and place it onto your right index finger. place both fingers into the cups of ice water. darrel noticed that his right finger felt warmer in the ice water than did his left finger. which of the following does the experiment show? a. air is a good radiator of heat. b. air is a good insulator of heat. c. air is a good conductor of heat. d. air is a good convector of heat.

Which of the following is the source of energy for photosynthesis? a.) glucose b.) chlorophyll c.) carbon dioxide d.) sunlight

Mineral rich water heated by newly found oceanic crust escapes through cracks in the ocean floor called