Neco 2021 Fisheries Essay and Objective Questions and Answers

neco agricultural science questions and answers 2021

Neco 2021 Fisheries Essay and Objective Questions and Answers

 

FISHERIES –

====================================

FISHERIES OBJ

1-10: DDDEEDDAAB

11-20: EABCDACDEA

21-30: CCCCCADCCE

31-40: BDEEEBEDCD

41-50: ACBDAECAAA

51-60: BDBEEEEECD

====================================

 

THEORY

(1ai)

(i)It reduces the activeness of the fishes

(ii)It hinders the growth of algae and other aquatic plants

(iii)It cause decrease in the amount of light for photosynthesis.

(iv)Turbidity can also increase water temperature.

 

(1aii)

Tabulate

-Artisanal-

(i)It is done in a small scale

(ii)Low technology is involved

(iii)Low capital is required

(iv)The fishing practice is undertaken by individual fishing household.

 

-Commercial-

(i)It is done in a large scale

(ii)High technology is involved

(iii)High capital is required

(iv)The fishing practice is not undertaken by individual fishing household

 

(1bi)

Monoculture is the type of aquaculture that involves the stocking of more than one species of fish in the same rearing facility at a given time.

 

(1bii)

screen is a structure built to prevent fish from entering hydroelectric dams, aqueducts, diversion rivers, or other man-made structures.

 

(1biii)

Fishing is the capture of aquatic organisms in marine, coastal and inland areas.

 

(1biv)

Fish fillets comprise the flesh of the fish usually obtained by slicing the fish parallel to the spine, rather than perpendicular to the spine as is the case with steaks

 

(1c)

(i)Feeding

(ii)Periodic fertilization

(iii)prevention of the introduction of serious disease agents;

(iv)confinement of disease outbreaks to affected areas

====================================

 

(2ai)

 

 

(2aii)

(i)Concrete Ponds: are usually constructed with concrete and sometimes reinforced to make them stronger.

(ii)It can be constructed on dry land.

(iii)It cannot be flooded.

(iv)It has manageable surface area.

 

(2b)

STEP 1: PREPARE THE SITE.

 

STEP 2: PEG OUT THE POND AREA.

 

STEP 3: CONSTRUCT CLAY CORES.

 

STEP 4: EXCAVATE THE POND AND CONSTRUCT DYKES.

 

STEP 5: INSTALL DRAINAGE SYSTEM.

 

STEP 6: INSTALL WATER INLET PIPE.

 

(2c)

(i)wells

(ii)springs

(iii)rivers

(iv)lakes

(v)groundwater

(vi)municipal water.

====================================

 

(3ai)

(i)Alternative Food Source

(ii)Alternative Fuel Source

(iii)Job creation

(iv)Reduce Sea Food Trade Deficit

(v)Creates a Barrier Against Pollution

 

(3bi)

A grazer is an animal, usually a herbivorous mammal, which eats grass. It is contrasted with browsers, which eat trees & shrubs.

 

(3bii)

A carnivore is an organism that mostly eats meat, or the flesh of animals. Sometimes carnivores are called predators.

 

(3biii)

an animal (such as a clam or baleen whale) that obtains its food by filtering organic matter or minute organisms from a current of water that passes through some part of its system.

 

(3biv)

herbivore is an animal that feeds mainly or only on plants. In a food chain, herbivores are primary consumers.

 

(3ci)

Water quality refers to the chemical, physical, and biological characteristics of water based on the standards of its usage.

 

(3cii)

(i)temperature

(ii)dissolved oxygen

(iii)pH, conductivity

(iv)ORP

(v)turbidity

====================================

 

Completed!

====================

2021 Neco Expo NECO 2021 Fisheries Practical Questions and Answers
Direct Sms  N1000 MTN CARD
WhatsApp  N500 MTN CARD
Online Password  N500 MTN CARD
Delivery Time  Midnight or 4 hours before exam
Answer page  lite.zamgist.com.ng
WhatsApp No.  08023429251
Source  ZAMGIST
Group  ZAMGIST MIRACLE CENTER
WhatsApp Group Link  Click Here to Join
Tags  Fisheries  Neco Expo 2021, 2021 Neco Fisheries  expo

 

ATTENTION :- IF YOU WANT US TO HELP YOU SEND ANSWER FOR THIS EXAM YOU ARE WRITING, YOU MUST PAY NOT FREE

 

NECO 2021 Fisheries Essay and Objective SUBSCRIPTION PRICE LIST

==> Direct SMS: #1000 MTN CARD

Direct SMS MEANS all answers(theory & obj) will come direct to ur phone as sMs.

 

==> Online PIN: #500 MTN CARD

Online PIN MEANS The Pin to access our answers online via https://lite.zamgist.com.ng will be sent to u at least 4hours before the exam to access our answers

 

==> WhatsApp: #500 MTN CARD

Whatsapp MEANS The answer will be sent to you on WhatsApp after we confirm your subscription. Add Us In WhatsApp With 08023429251


Send The Following details:-

(i) MTN CARD Pin(s)

(ii) Your Name

(iii) Subject

(iv) Phone number

===> 08023429251 via sms

 

NOTE:- All SMS Sent To The Above Number Are Attended To, Our Phone Number Might Be Diverted To Avoid Distraction. Always Send Us SMS Of Your Complaint Even When Our Number Is Not Available, Your Message(s) Will Get To Us And We Will Reply You ASAP.

Share this post to your friends & love ones

Be the first to comment

Leave a Reply

Your email address will not be published.


*