Which of the following statements about prescribed burns is true?a. Prescribed burns will always have detrimental effects on ecosystems, but should be used to protect homes. b.Prescribed burns are necessary for preventing natural wildfires. c.Prescribed burns can help maintain healthy ecosystems. d.None of the above

Drag each label to the correct location on the image. g organisms adopt different strategies and structures to make sure their offspring it uses. herds young into center of group produces many offspring at once to protect against high predation risk protects offspring until environmental conditions are ideal for growth coo b 13 1994 7 odos si . an . i

When a gasoline engine burns gasoline, what type of chemical reaction is occurring?

Draw the farm's ppf for corn and beef. draw a point that shows an inefficient combination of corn and beef. label ita. draw a point that shows an unattainable combination of corn and beef. label itb. draw a point that shows an efficient combination of corn and beef. label itc.