Why is traditional agriculture more energy efficient than high-tech agriculture?
a. Traditional agriculture uses high yield strains of crops.
b. Traditional agriculture relies on the muscle energy of humans and animals.
c. With traditional agricultural practices more energy is used to produce fewer calories of food.
d. None of these; traditional agriculture is not more energy efficient than high-tech agriculture.
Question 2
Why are many peasant farmers in less developed countries resistant to adopting practices and crops even when they are genuine improvements?
a. Peasant farmers have supernatural beliefs about farming and fear offending the spirit world.
b. The peasant farmers do not understand that there are crops and practices that might be more efficient thanthe ones they use.
c. Subsistence farmers know that, while not ideal, the plants and practices they have been using are welladapted to the local environment.
d. All of these are reasons that peasant farmers resist change.
(a) With few ticks, moose retain a brown coat; (b) at high numbers of ticks, moose self-groom, destr
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