An illustration of an organism and a dichotomous key are given. What is the organism? 1
2
a. More than 6 legs
b. 6 legs or less
a. Has wings
b. No wings
a. Single pair of wings
b. Two pair of wings
a. Wings are nearly equal size
b. Forewings larger than hindwings
Arachnid
Go to step 2
Go to step 3
Ant
Fruit fly
Go to step 4
Dragonfly
Mayfly
اسا
4
Arachnid
Ok

This group of organisms perform the process of ammonifcation. a. herbivores b. decomposers c. carnivores c. plants

Which factor that affects biodiversity?

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