Rocky Intertidal Zones

Where are rocky shores found?

• leeward side of an island

• windward side of an island

Which gives the correct order of the zones as you move from SEA to LAND?

1. Lower Intertidal Zone

2. Spray Zone

3. Permanently Wet Zone

4. Upper Intertidal Zone

• 1 2 3 4

• 2 3 1 4

• 3 1 4 2

• 1 4 3 2

Which zone is always covered with water?

• Lower intertidal zone

• permanently wet zone

• spray zone

• upper intertidal zone

Which of the following is a abiotic factor which affect organisms on the rocky shore?

• sand

• dry soil

• wave action

• high pH

Tags

NGSS.MS-LS1-5

Which of the following is an adaptation of rocky shore organisms to prevent drying out?

• the byssal threads of mussels

• sealing of shell by bivalves

• starfish suction cups

• anemones jelly like bodies

Which of the following is an adaptation of rocky shore organisms to prevent being washed away by the waves?

• the byssal threads of mussels

• sealing of shell by bivalves

• mucus production by snails

• cone shape shell of limpets

Tags

NGSS.MS-LS4-4

Which of the following is an adaptation of rocky shore organisms to endure the high temperatures on the rocky shore?

• the byssal threads of mussels

• sealing of shell by bivalves

• mucus production by snails

• cone shape shell of limpets

Chiton or curb is a popular organism on the rocky shore. How is this organisms adapted to high wave action?

• cone shaped shell that produces mucus

• sturdy shell. strong suction to the rocks

Tags

NGSS.MS-LS4-4

Whelk is a is a popular mollusk on the rocky shore. How does this organisms prevents predation at low tide?

• covered with a hard shell, camouflaged with rock

• has suction to rocks, and produces poisonous slime.

Burrowing protects rocky shore organisms from all of the following EXCEPT…

• Wave action

• Dessication

• Temperature extremes

• High salinity

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4