Which of the following statements about agricultural societies is true? a. agricultural societies did not pollute the environment. b. agricultural societies impacted the environment less than hunter-gatherer societies. c. agricultural societies had a higher population than hunter-gatherer societies. d. agricultural societies impacted the environment more than industrial societies.

not necessarily. higher fitness requires the organism to be reproductive successful. for example, an organism at age 10 with 15 offspring is much more fit than an organism at age 15 with only 5 offspring.

answer: 20 percent

the fish culture has become a developing commercial practice in developing countries which is already prominent in developed countries of the world. the major fish protein demand is being supplemented in developing countries is   fishing to meet the needs of the growing population. therefore, in some developing nations, the percentage of animal protein from fish in the diet can be as high as 20 percent.