Ocean Flora

What is the primary role of phytoplankton in ocean ecosystems?

• Primary producers in the food chain

• Decomposers of organic matter

• Predators of small fish

• Consumers of zooplankton

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following is a common type of seaweed found in ocean flora?

• Kelp

• Moss

• Fern

• Cactus

What pigment do most ocean plants use for photosynthesis?

• Chlorophyll

• Carotene

• Xanthophyll

• Anthocyanin

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which ocean plant is known for its ability to produce large amounts of oxygen?

• Seagrass

• Mangrove

• Kelp

• Coral

Tags

NGSS.MS-LS1-6

What is the main difference between phytoplankton and zooplankton?

• Phytoplankton are plants, zooplankton are animals

• Phytoplankton are animals, zooplankton are plants

• Both are animals

• Both are plants

Tags

NGSS.MS-LS4-2

Which of the following is a method used by scientists to study ocean flora?

• Satellite imaging

• Seismic surveys

• Magnetic resonance imaging

• X-ray diffraction

What is the significance of ocean flora in carbon sequestration?

• They absorb carbon dioxide during photosynthesis

• They release carbon dioxide during respiration

• They do not affect carbon levels

• They increase carbon levels in the atmosphere

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which ocean plant is often used as a bioindicator for water quality?

• Sea lettuce

• Mangrove

• Kelp

• Coral

What adaptation allows mangroves to survive in salty water?

• Salt-excreting leaves

• Thick bark

• Deep roots

• Bright flowers

Tags

NGSS.MS-LS1-4

NGSS.MS-LS4-4

How do seagrasses differ from seaweeds?

• Seagrasses are flowering plants, seaweeds are algae

• Seagrasses are algae, seaweeds are flowering plants

• Both are algae

• Both are flowering plants