25 Questions
Why is some level of intervention and control needed in smaller ponds?
Because the natural NB food is not enough to support production.
What do fish need in terms of nutrients for natural food production?
Nitrogen and phosphorous.
Which nutrient is usually available in natural food and does not need to be added for fish production?
Carbon.
What is the recommended size range for smaller ponds, according to the text?
5 - 15 feddans.
How many feddans are equivalent to a smaller pond in Egypt?
5 feddans.
What is the Arabic translation of 'Meagre'?
لوت
Which fish species is represented by the letter 'G' in the list?
Catfish
How many fish species are included in the list provided?
4
What is the English translation of the Arabic word 'قراميط'?
Catfish
Which fish species is denoted by the letter 'E' in the list?
Seabream
Which country is the 6th producer of total fish production in the world?
Egypt
What is the main fish produced in Egypt?
Tilapia
How many tons of fish does Egypt produce, with the majority coming from aquaculture?
2.2 million tons
Which country is the 1st producer of mullets?
Egypt
In which continent is Egypt the 1st producer of fish?
Africa
What is the relationship between the production of oxygen by phytoplanktons and the available oxygen?
The production of oxygen by phytoplanktons is higher than the available oxygen.
How does the production of oxygen by phytoplanktons compare to extensive production?
The production by phytoplanktons is relatively higher than extensive production.
What is the main source of oxygen in the context presented?
Phytoplanktons
In what aspect does the production of oxygen by phytoplanktons excel?
High production rate
What is the significance of the oxygen production by phytoplanktons compared to other sources?
Phytoplanktons play a crucial role in oxygen production.
What is the reason for focusing on low risk towards the end of the cycle?
Low Risk if managemental procedures are good.
What factor determines the level of risk towards the end of the cycle?
Managemental procedures
When should the attention be directed towards low risk?
Towards the end of the cycle
What is a key consideration for managing risk at the end of the cycle?
Good managemental procedures
How can the risk be kept low towards the end of the cycle?
By ensuring good managemental procedures
Test your knowledge on the fish production industry in Egypt, including key statistics such as total production, aquaculture contribution, and main types of fish produced.
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