ginaboo
Answered

Which of the following is most likely to cause increases in a predator population?
A. Fewer Prey
B. A reduction in competition
C. More parasites
D. A period of drought

The medulla, part of the brain stem, reacts quickly to increased levels of CO2 in the blood and stimulates a response from the ---
A. Excretory system
B. Immune system
C. Respiratory system



Answer :

1. B A reduction in competition. 2. C. Respiratory system
  1. Reduction in competition is most likely to cause increases in a predator population.
  2. The medulla, part of the brain stem, reacts quickly to increased levels of CO2 in the blood and stimulates a response from the respiratory system.

What is predation?

Predation is the process whereby one animal called the predator kills and feed on another animal called the prey.

An increase in the population of a predator will most likely occur because there is a reduced competition for the same prey.

Question 2:

The medulla is a significant part of the brain that controls the rate at which respiration occurs.

According to this question, the medulla (part of the brain stem) reacts quickly to increased levels of CO2 in the blood and stimulates a response from the respiratory system.

Learn more about predation at: https://brainly.com/question/14890528