Which best explains why a decrease in the types of insects in an ecosystem reduces the sustainability of the ecosystem? Organisms that depend on insects may not survive, eventually harming all the organisms that are interconnected.
The biodiversity of the ecosystem cannot be protected by laws unless there are a certain number of insect species.
There will likely be fewer insects that harm plants, causing an increase in plant diversity.
Having fewer insects allows other organisms to use the resources that the insects were using.

The higher you go up the less oxygen there is 

If these are the missing choices: a. to determine skin temperature, place the back of your hand against the patient's skin.b. determine body temperature by touching the patient's hands and feet.c. skin temperature will tell you very little about this patient's condition or well-being.d. the patient's skin temperature and color will likely be warm and red.my answer is: a. to determine skin temperature, place the back of your hand against the patient's skin. using the back of the hand to check for temperature rather than the palm is more effective because the back of the hand has more nerves that can feel and transmit the temperature than the palm.