Podcast
Questions and Answers
What is the approximate annual fish and fishery products yield from one hectare of a healthy mangrove ecosystem?
What is the approximate annual fish and fishery products yield from one hectare of a healthy mangrove ecosystem?
- 5.5 tons
- 1.08 tons (correct)
- 0.5 tons
- 2.5 tons
Which of the following is NOT listed as a benefit of beaches in the text?
Which of the following is NOT listed as a benefit of beaches in the text?
- Source of nesting sites for turtles (correct)
- Source of materials for construction
- Source of prey for birds and fishes
- Source of food for man (clams)
What ecological benefit is associated with beaches as per the text?
What ecological benefit is associated with beaches as per the text?
- Meeting places for turtles
- Source for materials (sand) for construction
- Source of prey (clam, worms, etc.) for birds and fishes (correct)
- Source of food for man (clams)
How much litterfall can one hectare of mangrove trees produce annually?
How much litterfall can one hectare of mangrove trees produce annually?
Which ecosystem provides a source of food for detritus feeders and prey for birds and fishes according to the text?
Which ecosystem provides a source of food for detritus feeders and prey for birds and fishes according to the text?
What type of protection is NOT associated with mangrove ecosystems?
What type of protection is NOT associated with mangrove ecosystems?
What is NOT mentioned as a benefit of mangrove trees in the text?
What is NOT mentioned as a benefit of mangrove trees in the text?
What is a direct economic benefit associated with sandy beaches, as mentioned in the text?
What is a direct economic benefit associated with sandy beaches, as mentioned in the text?
One hectare of mangrove trees produces up to 4.6 tons of litterfall annually.
One hectare of mangrove trees produces up to 4.6 tons of litterfall annually.
Beaches do not serve as meeting places for turtles according to the text.
Beaches do not serve as meeting places for turtles according to the text.
Mangrove ecosystems do not provide habitat for polychaete worms and crustaceans.
Mangrove ecosystems do not provide habitat for polychaete worms and crustaceans.
Healthy mangrove ecosystems produce less than 1 ton of fish and fishery products annually per hectare.
Healthy mangrove ecosystems produce less than 1 ton of fish and fishery products annually per hectare.
Mangrove trees do not provide any commercial value according to the text.
Mangrove trees do not provide any commercial value according to the text.
Shore protection is not listed as a benefit of mangrove ecosystems in the text.
Shore protection is not listed as a benefit of mangrove ecosystems in the text.
One hectare of a healthy mangrove ecosystem produces more than 1 ton of fish and fishery products annually.
One hectare of a healthy mangrove ecosystem produces more than 1 ton of fish and fishery products annually.
Honey production is not mentioned as a benefit associated with mangrove ecosystems in the text.
Honey production is not mentioned as a benefit associated with mangrove ecosystems in the text.
Education is not listed as one of the benefits of sandy beaches in the text.
Education is not listed as one of the benefits of sandy beaches in the text.
Recreation/tourism is not an economic benefit mentioned in relation to sandy beaches in the text.
Recreation/tourism is not an economic benefit mentioned in relation to sandy beaches in the text.
