Neco fishery answers 2021
Fishery Neco answers 2021 is here, enjoy
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2a Diagram….
(2a) (ii)
1. Core Trench.
2. Distribution Channel.
3. Spill Way.
4. Monk.
5. Board.
6. Screen.
Fishery
(2b)
1. Site Selection.
2. Reconnaissance Or General Survey.
3. Clearing and stumping of site.
4. Construction of Dam.
5. Construction of core trench.
6. Construction of spill way.
2c)
•Wells.
•Springs.
•Rivers and lakes.
•Groundwater.
•municipal water.
3a)
•Help boost the local economy
•Promote healthy communities
•Create edible landscapes
•Builds Community
•Improves Mood
•Saves Space
•Higher Yields
3b)
i Grazers is to feed on growing grass and pasturage, as do cattle, sheep, etc. Informal. to eat small portions of food, as appetizers or the like, in place of a full-sized meal or to snack during the course of the day in place of regular meals.
ii A carnivore is an organism that mostly eats meat, or the flesh of animals. Sometimes carnivores are called predators. Organisms that carnivores hunt are called prey. Carnivores are a major part of the food web, a description of which organisms eat which other organisms in the wild.
iii Filter feeders are a sub-group of suspension feeding animals that feed by straining suspended matter and food particles from water, typically by passing the water over a specialized filtering structure. Some animals that use this method of feeding.
iv An herbivore is an organism that mostly feeds on plants. Herbivores range in size from tiny insects such as aphids to large, lumbering elephants. Herbivores are a major part of the food web, a description of which organisms eat other organisms in the wild. … Herbivores, carnivores, and omnivores are consumers.
3c)
i Water quality can be thought of as a measure of the suitability of water for a particular use based on selected physical, chemical, and biological characteristics.
ii temperature.
dissolved oxygen.
pH
conductivity
ORP.
turbidity
