What effect would an increase in duckweed have on a pond ecosystem ? A. The duck population would decrease due to a lower food supply

B. The fish population would increase due to an increased food supply

C. The underwater plant population would decrease due to decreased sunlight

d. The algae population would increase due to higher levels of oxygen in the water.

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.

The answer is c) tons