High levels of biodiversity in the rainforest have resulted in a. low levels of competition for resources b. generalist organisms able to thrive in many environments c. optimal conditions for life to exist d. organisms specialized for living in a particular niche select the best answer from the choices provided

Which of the following is a difference between a food chain and a food web? selected: a. food webs contain both plants and animals. food chains only contain animals. this answer is incorrect. b. food webs show energy transfer. food chains show which animal eats which animal. c. food webs separate organisms by tropic level. food chains do not. d. food webs are a complex patterns of energy flow. food chains only show one line of energy flow.

Of seawater increases with decrease in the temperature. therefore, the cold water sinks to the deeper layers at the bottom

Construct at least two possible hypotheses for the student’s experiment.