30. Many shore birds feed on the mud flats of estuaries. When would be the best time for the birds to catch stranded fish and invertebrates?
1 point
A. daytime
B. high tide
C. low tide
D. nighttime
31. What habitat is known as the area where land meets the sea, between high and low tide zones?
1 point
A. estuaries
B. food web
C. food chain
D. intertidal zones
32. Where is the intertidal zone found?
1 point
A. on an island
B. in the middle of the ocean
C. on the bank of a river
D. where the ocean meets land
33. All of these animals you might see in the intertidal zone; except one, which is the exception?
1 point
A. seaweed
B. kelp
C. green algae
D. rose
34. In which zone might you build a sand castle?
1 point
A. high tide zone
B. low tide zone
B. middle tide zone
D. spray zone
35. What is a brackish water?
1 point
A. Water that is very dark.
B. Water that is not safe to drink.
C. Water that is freshwater from rivers and ocean water mixed together.
D. Water that is good for growing food.
36. An aquarium crowded with different kinds of goldfish
1 point
A. competition
B. mutualism
C. predation
D. parasitism
37. An egret (tagak) perched on the back of a carabao eating small insects
1 point
A. competition
B. mutualism
C. predation
D. parasitism. pasagot po please thank you