Answer:
In addition to fighting fires, firefighters also treat sick or injured people, report to car accidents, extricate people from damaged motor vehicles, and assist at hazardous materials spills.
Explanation:
Answer: Lymph node
Explanation:
The lymphatic system of the body works by filtering the blood and remove the harmful pathogen that is present in it.
There are several organs in the lymphatic system that works together at different sites in the body and helps body prevent and cure from infection.
Lymph nodes function to remove pathogen and debris from lymph and it is also referred as filters of lymph. The macrophages and dentritic cells kill the harmful pathogen in the blood.
Hence, the correct answer is option A
Answer:
Liposuction isn’t considered the best treatment option for obesity. It may not be effective for individuals who can’t lose their weight through exercise and dieting. Obese people almost always gain those pounds back after having it removed through liposuction unless they reduce their calorie intake significantly.
The questions has missed the multiple options. The options are as follows:
(a) organ, organ system, cellular, chemical, tissue, organismal; (b) chemical, cellular, tissue, organismal, organ, organ system; (c) chemical, cellular, tissue, organ, organ system, organismal; (d) organismal, organ system, organ, tissue, cellular, chemical.
Answer:
Option (c).
Explanation:
The evolution of the complex organisms take several billion years. The evolution of the organisms starts from the basic level and then move to the complex forms.
The hierarchy determines the level of the organization. Cell is the basic level of organization. The cells are formed by the union of chemicals. The cell combine together to form tissue. Tissue combines together to form the organ then the organ system and finally the whole organisms.
Thus, the correct answer is option (c).
