About 10 eggs In an ostrich population, there are two types of ostriches ones that
run fast and those that run slowly. The fast ostriches can reach
speeds up to 40 mph Jackals love to eat ostriches, and they can
reach speeds of up to 35 - 40 mph A flock of ostriches will lay
(each mother only lays i
1).
9. What variation was described in the scenario?
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10. What heredity was described in the scenario?
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IL What is the competition selective pressure in this scenario?
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12. How will natural selection act on this population?
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13. How will this population change over time?
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i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.

the principles and empirical processes of discovery and demonstration considered characteristic of or necessary for scientific investigation, generally involving the observation of phenomena, the formulation of a hypothesis concerning the phenomena, experimentation to test the hypothesis, and development of a conclusion that confirms, rejects, or modifies the hypothesis.

b is the answer and if you need further with anything message me