Fire and Nature Answers

What is a likely consequence of preventing prescribed burns to forest ecosystems?a.Natural wildfires will burn longer and hotter when they occur because there is more underbrush and fuel available.b.Forest ecosystems will remain healthier overall, due to retention of habitats.c.Home owners will be better protected against damage from natural wildfires.d.Natural wildfires will occur less frequently.

Preventing all wildfires is necessary for maintaining healthy forest ecosystems.

Which of the following statements about the use of prescribed fires in the Everglades is true?a.It controls the amount of moisture in the environment.b.It controls the spread of exotic organisms.c.It helps maintain plant communities.d.All of the above

The first step in restoring pine woodlands is prescribed burning.

How are the benefits of wildfires in grasslands and northern forests similar?a.increased tree quantityb.increased food production for grazersc.increased amount of lichensd.all of the above

Prescribed burns are used to _______. a. clear out undergrowth b. prevent larger forest fires c. manage forests d. all of the above Please select the best answer from the choices provided

Which of the following statements about wildfires is true?a.Wildfires allow certain plant types to reproduce by cracking their seeds.b.Natural wildfires should be prevented to maintain wildlife habitats.c.The loss of undergrowth caused by wildfires is detrimental to an ecosystem.d.All of the above

Soil _______ as a result of wildfires in grasslands.a.improvesb.degradesc.is unchangedd.is lost

Which of the following is not a benefit of wildfires to ecosystems?a.habitat lossb.underbrush reductionc.new growthd.plant regeneration

How do wildfires help control plant disease?a.Wildfires are more likely to kill off plants that are likely to spread disease.b.Wildfires help control populations of fungi and insects that can lead to plant disease.c.Wildfires thin underbrush which leads to plant disease.d.All of the above