Hydrothermal Vents

When were hydrothermal vents discovered?

• 1976

• 1977

• 1967

• 1981

Black smoke from hydrothermal vents is due to the presence of these elements...

• calcium carbonate.

• iron, copper, and zinc.

• barium and oxygen.

• silicon and calcium.

Tags

NGSS.HS-ESS2-3

What are some organisms found near hydrothermal vents?

• dolphins and whales

• lemon sharks and Christmas tree worms

• serpulid worms, tubeworms, and mussels

Tags

NGSS.MS-LS2-3

What is the main process used to harness energy for organisms around hydrothermal vents?

• Chemosynthesis

• Photosynthesis

Where are hydrothermal vents are found mostly around...

• mid-ocean ridges and seamounts.

• continental shelf.

• guyots and abyssal plain.

• middle of the ocean.

Tags

NGSS.MS-ESS2-4

Hydrothermal vents were first discovered at the...

• Hawaiian Islands.

• Atlantic Mid-Oceanic Ridge in the Atlantic Ocean.

• Mariana Trench.

• Galapagos Spreading Center in the Pacific Ocean.

Tags

NGSS.MS-ESS2-1

How do organisms get their energy in the deep sea around hydrothermal vents? (Name the process, organisms involved, and the name of the chemical compound)

• sun, bacteria, hydrogen sulfide

• chemosynthesis, mutualism, chlorine

• chemosynthesis, bacteria, hydrogen sulfide

• photosynthesis, bacteria, hydroxide

Chemosynthetic bacteria can form a symbiotic relationship with

• hydrothermal vent

• algae

• giant tube worms and giant clams

• the vent fluid

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-5

How cold is the seawater that seeps down through the cracks of the ocean floor ?

• 10 degrees Celsius

• 8 degrees Celsius

• 2 degrees Celsius

• 20 degrees Celsius

Tags

NGSS.MS-PS3-4

What kind of minerals can be found in the chimney of a hydrothermal vent?

• magnesium , calcium, iron

• copper, zinc and iron

• barium, calcium, silicon

• iron sulfide