6. The intertidal zone is a particularly dynamic portion of the Earth system bec

Question

6. The intertidal zone is a particularly dynamic portion of the Earth system because a. the hydrosphere, atmosphere, geosphere, biosphere and cryosphere interface there currents and astronomical tides c. of winds and waves d. it is alternately exposed to water and air with relatively great variations in salinity and temperature e. All of the above are correct ers 7. Animals living around hydrothermal vents near the mid-ocean ridges a. tend to be photosynthesizers b. tend to be chemosynthesizers c. include tubeworms, crabs, mollusks, and clams d. Only a and c are correct. e. Only b and c are correct. 8. Sharks, skates, and rays are examples of fishes a. bony b. cartilaginous c. jawless 9. Commercially important fish such as cod, halibut, and haddock are fish. a. demersal b. cartilaginous c. jawless 10. Penguins are sea birds characterized by which of the following? a. cannot fly b. have dense bones to counteract buoyancy c. swim with considerable speed and agility d. lay eggs and rear young on land ice e. All of the above are correct.

Explanation / Answer

6 d

interidal zone is also known as littoral zone or foreshore zone. it is the region between low tide and high tide

7 b

as the temperatures are so high around hydrothermal vents only certain kind of organisms like archea can live around hydrothermal vents

Related Questions

Navigate

• Browse (All)
• Browse 6
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.