ASU BIO 182 Exam 3 QUESTIONS WITH
ACCURATE ANSWERS. WELL
VERIFIED!!
What is a resource? - CORRECT ANSWER-Any substance an organism
requires to survive or reproduce. Ex) food, water, mates shelter, nutrients, oxygen/co2
What factors determine prey choice? - CORRECT ANSWER-Energy content,
encounter rate, handling time, search cost
Profitability - CORRECT ANSWER-(energy / handling time)
animals = high profitability
fruits/veggies = low profitability
Why not grow to largest population size possible? - CORRECT ANSWER-•
Many die before having chance to reproduce
• All else being equal, early reproducers leave more decedents. Earlier you reproduce,
the earlier your children can reproduce
Energy budget - CORRECT ANSWER-Maintenance, production, activity
Why is reproduction costly? - CORRECT ANSWER-• Energy for mating,
gametes, and parental care
• Exposure to predators & impaired locomotion
• Missed opportunity to feed & thermoregulate
population - CORRECT ANSWER-group of species living in a given area
Sampling - CORRECT ANSWER-count individuals in a few small areas &
extrapolate for the entire area
Mark & recapture - CORRECT ANSWER-Capture, mark & release individuals.
Resample & record number of marked and unmarked individuals
Why is human population growing exponentially? - CORRECT ANSWER-
Resouces, medicine, sanitation, technology
