Which of the following explains why a scientist would want to identify this spider? check all that apply. 1. to be certain that it is a spider 2. to compare it to similar spiders 3. to be able to accurately describe the ecosystem 4. to be able to study how other organisms are affected by the species

Which of the following occurs after a natural or unnatural disturbance in an ecosystem

Overtime the pond slowly becomes more acidic due to the release of chemicals from a nearby factory. which of the organisms would most likely survive the change to their environment?

Describe the change in phase and temperature as water moves from the oceans to the atmosphere and then returns to earth again as rain. a) evaporation : temperature increases; condensation : temperature decreases; precipitation (rain) : temperature decreases b) evaporation : temperature increases; condensation : temperature decreases; precipitation (rain) : temperature increases c) evaporation : temperature decreases; condensation : temperature decreases; precipitation (rain) : temperature decreases d) evaporation : temperature increases; condensation : temperature increases; precipitation (rain) : temperature decreases