Most of the worldʹs food supply comes from
A) frost-resistant crops.
B) more than 100 rain-forest species.
C) salt-tolerant crops.
D) wild plants.
E) only 12 plant crops.
Correct Answer:
Verified
Q13: What human activity can cause flooding along
Q14: Cutting down rain forests may result in
Q15: Deforestation affects the climate in what way?
A)
Q16: In 1947, prolonged flooding of the Kissimmee
Q17: In 2005, the authors of the Millennium
Q19: Plants help reduce flooding by
A) breaking down
Q20: The variety and abundance of the different
Q21: Much of the tropical rain-forest land that
Q22: The idea that several species in a
Q23: The minimum viable population is the
A) smallest
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