A wildfire fueled by extreme winds burns thousands of acres of croplands, decimating many fields, trees, and structures in the area. Which of the following strategies should farmers implement as sustainable practice(s) to promote soil conservation? i. Utilize standing tree lines as windbreaks for farms
ii. Avoid adding manure to burn areas to prevent phosphate buildup i
iii. Encourage nutrient distribution by controlled flooding of farmlands

I only
II only
I and II only
I and III only

List two limitations of natural selection

Read the following scenario to answer the following question. in some zoos, rare crosses between a male lion and a female tiger have produced hybrid offspring called "ligers." male ligers are sterile but some female ligers are fertile. in the wild, lion and tiger ranges do not naturally overlap, making such a cross unlikely. furthermore, the solitary behavior of tigers and the social organizations of lions create behavioral differences. applying the biological species concept, the sterility of ligers reveals that a. lions are probably a subspecies of tigers b. tigers and lions are the same species c. a new species called "ligers" is forming d. tigers and lions are separate species

Which is the correct first step in finding the area of the base of a cylinder with a volume of 26x cubic meters and a height of 6.5 meters? v=bh 6.5=b(26x) v=bh v=26pi+(6.5) v=bh v=26pi(6.5) v=bh 26pi=b(6.5)