Answer:herbivore
Explanation: herbivores don’t eat meat and they are prey so the deer is also low on the food chain.
Answer:
Birds require high levels of oxygen and, therefore, high rates of gas exchange due to flight demands. Avian resting oxygen consumption is high compared to that of mammals and other vertebrates, and this increases even more during the flight.
Explanation:
Compared to mammals, birds have specific adaptations of the respiratory system that result in higher levels of oxygen exchange.
Answer:
D
Explanation:
It's to identify the different insects
If you were to go in the career cluster of healthcare (medical), you would be able to assist your patients' needs better, understand what is really going on in their bodies, and give them suggestions for improving their overall health. Hope this helps. :D. Let me know if you have any questions about my explanations and feel free to ask more questions.
Oxygen is needed for the heart to oxygenate blood.