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Skip Navigation LinksAquaculture Summative Assesment

   
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1. Name:

 TEST
 (9%) 
 
 test
 (9%) 
 
 Test
 (9%) 
 
 erika
 (9%) 
 
 Refiloe Thobejane
 (9%) 
 
 Vuyolwethu Qwabe
 (9%) 
 
 Hlangane Simile
 (9%) 
 
 Mathemba Kwezi Molosi
 (9%) 
 
 Smangele Doyisa
 (9%) 
 
 Dinah Malepe
 (9%) 
 
 Ramakgahlele Sable Kgoedi
 (9%) 
 

Total: 11

2. Date

 6/24/2021
 (18%) 
 
 6/25/2021
 (82%) 
 

Total: 11

3. ID Number:

 841101
 (18%) 
 
 7011260906086
 (9%) 
 
 6405270031086
 (9%) 
 
 7909260494088
 (9%) 
 
 8601201085088
 (9%) 
 
 8207075654080
 (9%) 
 
 8502065477082
 (9%) 
 
 7809300496087
 (9%) 
 
 8808160684088
 (9%) 
 
 7103110357089
 (9%) 
 

Total: 11

4. Workplace:

 ARC CO
 (18%) 
 
 arc Irene
 (9%) 
 
 pretoria
 (9%) 
 
 LIMPOPO DEPARTMENT OF AGRICULTURE
 (9%) 
 
 DRDAR
 (9%) 
 
 EC , Sarah Baartman District, Ndlambe local Municipality
 (9%) 
 
 DRDAR Eastern Cape- Amathole District
 (9%) 
 
 Eastern Cape, Alfred Nzo
 (9%) 
 
 LDARD SEKHUKHUNE: FETAKGOMO MUNICIPALITY
 (9%) 
 
 Limpopo Mopani Greater Letaba Mokwakwaila service centre
 (9%) 
 

Total: 11

5. 1.1. Which of the following is NOT an aquaponics production systems

 A. Raceways
 10 (91%) 
 
 B. Deep water culture
 (0%)  
 C. Nutrient film technique
 (9%) 
 
 D. Media bed
 (0%)  

Total: 11

6. 1.2. Select the term for the culturing of aquatic organisms under controlled environmental conditions?

 A. Horticulture
 (18%) 
 
 B. Hydroponics
 (9%) 
 
 C. Aquaculture
 (73%) 
 
 D. Polyculture
 (0%)  

Total: 11

7. 1.3. How does aquaponics help the environment?

 A. It requires less water
 (9%) 
 
 B. Food can be grown locally and not shipped in from far away
 (18%) 
 
 C. Chemical fertilizers do not need to be sprayed on plants for nutrients
 (9%) 
 
 D. All of the above
 (64%) 
 

Total: 11

8. 1.4. The nitrogen cycle consists of three living organisms:

 A. Fish, plants, and people.
 (9%) 
 
 B. Plants, bacteria, and algae.
 (18%) 
 
 C. Fish, bugs, and algae.
 (0%)  
 D. Fish, plants, and bacteria.
 (73%) 
 

Total: 11

9. 1.5. Which term describe the term "Aquaponics" the best?

 A. Produces plants without soil.
 (27%) 
 
 B. Produces plants with soil.
 (0%)  
 C. Produces plants and aquatic animals simultaneously.
 (73%) 
 
 D. None of the above.
 (0%)  

Total: 11

10. 1.6. How do fish help the plants grow?

 A. They eat the bugs that harm the plants
 (9%) 
 
 B. They eat debris that cleans the water
 (9%) 
 
 C. They produce waste that acts as nutrients for the plants
 (82%) 
 
 D. They urinate in the water producing ammonia for plants
 (0%)  

Total: 11

11. 1.7. The fish produces ---------- which is converted by bacteria into ---------- and further converted into ---------- for plant assimilation.

 A. Nitrites, ammonia, nitrates.
 (27%) 
 
 B. Ammonia, nitrites, nitrates.
 (73%) 
 
 C. Nitrites, nitrates, ammonia.
 (0%)  
 D. Nitrates, nitrites, ammonia.
 (0%)  

Total: 11

12. 1.8. Hydroponics is the culturing of ----------?

 A. Plants without soil.
 (82%) 
 
 B. Plants in soil.
 (9%) 
 
 C. Plants and aquatic animals together.
 (9%) 
 
 D. All of the above.
 (0%)  

Total: 11

13. 1.9. Important component of aquaponics

 A. Fish tanks.
 (18%) 
 
 B. Fish and plant production.
 (9%) 
 
 C. Filter.
 (0%)  
 D. All of the above.
 (73%) 
 

Total: 11

14. 1.10. Select the important thing to consider when starting an aquaponics farming.

 A. Species selection.
 (18%) 
 
 B. Feasibility study and site selection.
 (0%)  
 C. Production system design and construction.
 (0%)  
 D. All of the above.
 (82%) 
 

Total: 11

15. 1.11. How do you ensure a sustainable balanced aquaponics system?

 A. Monitoring water quality parameters and nutrient balance.
 10 (91%) 
 
 B. Ammonia and nitrate levels.
 (0%)  
 C. Filtration system.
 (9%) 
 
 D. Presence of sunlight and shade.
 (0%)  

Total: 11

16. 1.12. What are the benefits of aquaponics?

 A. Fish, bacteria and plants.
 (18%) 
 
 B. Deep-water culture, media beds and biofilter.
 (0%)  
 C. Entrepreneurship, employment opportunities and food security.
 (82%) 
 
 D. Conversion of nitrate to nitrite.
 (0%)  

Total: 11

17. 1.13. Type of common socio-ecological challenge encountered in aquaponics.

 A. Bacteria.
 (36%) 
 
 B. Energy availability.
 (9%) 
 
 C. Biosecurity.
 (55%) 
 
 D. Rooftops gardens.
 (0%)  

Total: 11

18. 1.14. Possible solutions that can be implemented to address aquaponics and climate change challenges.

 A. Harvest rainwater and use of renewable energy.
 (36%) 
 
 B. Energy cost and skills development.
 (0%)  
 C. Job opportunities and financial benefits.
 (0%)  
 D. Controlled environmental conditions and biodiversity integrity.
 (64%) 
 

Total: 11

19. 1.15. Farmers should adhered to -------.

 A. Environmental planning.
 (27%) 
 
 B. Authorization standards and regulations for all aquaculture activities.
 (73%) 
 
 C. Authorization to use water.
 (0%)  
 D. Land use planning and access.
 (0%)  

Total: 11