Unit 3.5 Review

Pest populations that damage plants

• breed more slowly in hot climates.

• include only insects and small rodents

• attack wild plants with greater success than crops

• become resistant to pesticides via natural selection

Pest populations that damage plants

• breed more slowly in hot climates.

• include only insects and small rodents

• attack wild plants with greater success than crops

• become resistant to pesticides via natural selection

Drought, soil loss, and problems with food distribution in a region can cause

• Famine

• Erosion

• Yield

• Poverty

People in developing countries eat more ___________than people in developed countries.

• Fruits

• Grains

• Proteins

• Vegetables

Negative effects of the green revolution include soil degradation as well as the overuse of water, _________, and fertilizers.

• grains

• pesticides

• crop varieties

• both grains and pesticides

All of these are environmental problems associated with pesticide use in the U.S. except

• the ongoing application of DDT

• human health concerns

• death of non-pest species

• pesticide resistance

Which of the following best describes why many people in the world are malnourished?

• Food production has not been increasing as fast as the human population

• There is enough food produced but it is not distributed equally

• In recent years, the yields of grain crops have increased

• Global warming has contributed to crop failures

One potential way to deal with the problem of seafood overharvesting is by intensifying _____ efforts.

• genetic engineering

• subsistence farming

• aquaculture

• integrated pest management

What is the reason farmers cultivate GMO crops?

• Decrease Pesticide Costs

• Increased yield

• Increased flavor

• Management/Time

Widespread starvation caused by a shortage of food.

• Famine

• Malnutrition

• Diet

• Yield