Marine Biology Test Questions and Answers | Latest 2026 Update
Q: Oceanic Zone most of the ocean sea; Neritic and (this) make up the largest zone
(Pelagic
Answer:
Zone)
Photic Zone closest to the surface; light penetrates
Aphotic Zone no light penetrates
Benthic Zone entire ocean floor; Intertidal Zone to Basin Zone; organisms living here
have
unique adaptations to the floor
sandy coast less stable, less organisms, older
rocky coast more stable, diverse organisms, protection
Estuaries coastal regions where the fresh water from rivers meets and mixes with salt
water
from the ocean; highly productive
Q: Oceanic Zone most of the ocean sea; Neritic and (this) make up the largest zone
(Pelagic
Answer:
Zone)
Photic Zone closest to the surface; light penetrates
Aphotic Zone no light penetrates
Benthic Zone entire ocean floor; Intertidal Zone to Basin Zone; organisms living here
have
unique adaptations to the floor
sandy coast less stable, less organisms, older
rocky coast more stable, diverse organisms, protection
Estuaries coastal regions where the fresh water from rivers meets and mixes with salt
water
from the ocean; highly productive
