Which is an abiotic component of a marine ecosystem? coral in a coral reef detritus on the bottom of the ocean fish in the water column sand on the ocean floor

Sand on the ocean floor is abiotic because it isn't alive.

Sand on the ocean floor

Explanation:

An ecosystem can be define as the biotic community where living beings interact with their non- living physical environment. It includes two components named as abiotic or non-living such as water, wind, sunlight, soil and others and biotic or living such as plants, microbes, animals and humans.

Among the options given, sand on the ocean floor is the correct option. This is because of the fact that sand is a kind of soil which is typically found near the sea shore and at the bottom bed of the ocean or seafloor. It is a non-living or abiotic factor of the marine ecosystem.

1: the largest region of the brain is the:

  cerebrum

2. the term "psychology" literally means:

the process or procedure of the science or study of the mind.

3. the area of the brain responsible for respiration, heart rate, and smooth muscle control of our blood vessels is t

medulla oblongata

4. the structure that conducts nerve impulses to and from the brain and serves as a reflex center for some sensory information without input from the brain is the:

spinal cord

5. the three-layered membrane that covers the brain and spinal cord and literally means membrane is called the:

meninges

6. the cord-like (string-like) structures that carry bio-electrical impulses from one part of the body to another are called

nerves

7. a group of nerve cell bodies that are found outside of the spinal cord and brain are referred to as:

ganglions or ganglia (pl.) “literal meaning knot”

8. the term that means spinal cord inflammation is:

myel/itis