SS1 third Term fishery past questions and answers

SS1 third Term fishery past questions and answers

SS1 fishery exam questions with options and answers:

Question: What is the purpose of a fish grading system?

A) Assessing fish behavior

B) Sorting fish based on size and quality

C) Determining fish age

D) Assigning a grade to fish eggs

Answer: B) Sorting fish based on size and quality

Question: Which environmental factor is crucial for the growth of phytoplankton, a primary food source for many fish?

A) High water temperature

B) Low nutrient levels

C) Low light intensity

D) High dissolved oxygen levels

Answer: A) High water temperature

Question: What is the purpose of a fishery management plan?

A) Maximizing fish catch without considering sustainability

B) Monitoring fishers' daily activities

C) Ensuring sustainable fishery practices and conservation

D) Promoting overfishing for economic growth

Answer: C) Ensuring sustainable fishery practices and conservation

Question: What is the term for the practice of catching fish using electrical impulses to attract and catch fish?

A) Trawling

B) Electrofishing

C) Seining

D) Angling

Answer: B) Electrofishing

Question: In aquaculture, what is a recirculating aquaculture system (RAS) designed to do?

A) Release fish into natural water bodies

B) Filter water and recirculate it in the fish tanks

C) Increase fish stocking density

D) Enhance natural breeding conditions

Answer: B) Filter water and recirculate it in the fish tanks

Question: Which of the following is a common method of fish preservation?

A) Smoking

B) Deep frying

C) Boiling

D) Grilling

Answer: A) Smoking

Question: What is the purpose of fish stock assessment in fisheries management?

A) Determining market value

B) Assessing the health of fish populations

C) Setting fishing quotas

D) Promoting overfishing

Answer: B) Assessing the health of fish populations

Question: What is the impact of climate change on fisheries?

A) Increased fish population

B) Stable fish migration patterns

C) Changes in ocean temperature affecting fish habitats

D) Reduced need for fishery regulations

Answer: C) Changes in ocean temperature affecting fish habitats

Question: What is the role of a fishery cooperative?

A) Selling fish directly to consumers

B) Facilitating collaboration among fishers for mutual benefit

C) Competing with other fisheries

D) Ignoring sustainable fishing practices

Answer: B) Facilitating collaboration among fishers for mutual benefit

Question: Which type of fishing gear is known for its environmental impact due to unintentional catch of non-target species?

A) Trawl net

B) Cast net

C) Seine net

D) Longline

Answer: A) Trawl net

Question: What is the term for the process of removing excess fish from a population to maintain ecological balance?

A) Stocking

B) Harvesting

C) Culling

D) Breeding

Answer: C) Culling

Question: Which aquaculture system involves growing fish and plants together in a symbiotic environment?

A) Intensive system

B) Monoculture

C) Polyculture

D) Hydroponics

Answer: D) Hydroponics

Question: What is the primary purpose of fish tagging in scientific research?

A) Identifying individual fish for sale

B) Tracking fish migration patterns

C) Enhancing fish visual appeal

D) Indicating fish age

Answer: B) Tracking fish migration patterns

Question: Which method is commonly used for catching large, deep-sea fish species?

A) Trawling

B) Handlining

C) Seining

D) Drift netting

Answer: A) Trawling

Question: What is the importance of the fish swim bladder?

A) Aids in buoyancy control

B) Assists in reproduction

C) Regulates body temperature

D) Enhances visual perception

Answer: A) Aids in buoyancy control

Question: Which environmental factor is critical for successful fish reproduction?

A) Low dissolved oxygen levels

B) High salinity

C) Stable water temperature

D) Limited water flow

Answer: C) Stable water temperature

Question: What is the term for the practice of releasing juvenile fish into a water body for stock enhancement?

A) Stocking

B) Grading

C) Harvesting

D) Seining

Answer: A) Stocking

Question: Which fishing method involves dragging a net along the ocean floor to catch bottom-dwelling species?

A) Seining

B) Dredging

C) Trawling

D) Angling

Answer: B) Dredging

Question: How does the concept of Maximum Sustainable Yield (MSY) contribute to fisheries management?

A) Encourages overfishing for short-term gain

B) Sets a limit on fish catch to ensure long-term sustainability

C) Promotes unrestricted fishing practices

D) Ignores the ecological impact of fishing

Answer: B) Sets a limit on fish catch to ensure long-term sustainability

Question: What is the primary purpose of fishery regulations?

A) Maximizing profits for fishers

B) Promoting overfishing

C) Ensuring sustainable management of fish populations

D) Ignoring environmental conservation

Answer: C) Ensuring sustainable management of fish populations