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Neco 2019 Agricultural Science Obj & Essay Answer Now Available.

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How to Get 2019 NECO 2019 JUNE/JULY AGRICULTURAL Question Paper.

Follow the steps below to get your Neco may/june agricultural questions and answers 1 hours before your exam time.

2019 AGRICULTURAL SCIENCE ANSWERS
================================

AGRIC OBJ
1-10: DBBBEDBEDD
11-20: DDBAACDADD
21-30: EECAAABBDB
31-40: CECECDCCAC
41-50: AADCADAADE
51-60: CDEAEDADEB

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

INSTRUCTION: ANSWER ANY, one QUESTION FROM EACH SECTION
================================
( SECTION A )

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2a.
Farm surveying is defined as the process of measuring and mapping out the position, topography, size and boundary of an area of farmland. Such measurement by tables, plans or layout are done for specific purposes

2aii.
(i)Topography
(ii)Soil type
(iii)Accessibility

2b.
(i)store in cool dry place
(iii)Paint,Oil or grease metal part before storage for along time
(iii)Clean or wash after use

2c.
(i)Inadequate land or land Tenure system
(ii)Inadequate Finance or Credit facilities
(iii)Poor Transportation network
(iv)Inadequate storage and processing facilities
(v)Inadequate basic Amenities

2d.
(i)The Decree states that all land in the country is Vested in the federal government to be held in trust for the people
(ii)The decree empowers each state to act on behalf of the federal government in all matters related to land in use in the state
(iii)It takes care of the inadequacies inherent in land ownership in Nigeria
(iv)It is a reform essentially aimed at encouraging proper,productive and efficient use of land

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

( SECTION B )

(4ai)
-magnesium-
(i)Magnesium is also used by plants for the metabolism of carbohydrates
(ii)It is used in cell membrane stabilization.

(4aii)
-Manganese-
(i)It is used for nitrogen metabolism
(ii)For synthesis of some enzymes

(4aiii)
-Molybdenum-
(i)To convert nitrate into nitrite and then into ammonia.
(ii)It is also needed by symbiotic nitrogen fixing bacteria in legumes to fix atmospheric nitrogen.

(4b)
(i)Less water is lost in the process and there is no run-off.
(ii)Subsurface irrigation systems can free up aboveground space.
(iii)Crops grown in these conditions may grow more uniformly.
(iv)With less water remaining on the leaves, there is a lowered risk of excessive moisture damage.

(4ci)
-Overgrazing-
(i)Leads to erosion
(ii)Loss of soil nutrients

(4cii)
-Clean Clearing-
(i)Leads to erosion
(ii)Reduction of micro organisms activities

(4ciii)
-Bush Burning-
(i)It kills soil micro organisms
(ii)Leads to loss of soil nutrients.

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

( SECTION C )

(5ai)
Hybridization is the process of crossing two genetically different individuals to result in a third individual with a different, often preferred, set of traits.

(5aii)
Homozygous are individual organisms carrying two identical alleles (for example RR or rr) While heterozygous are individual organisms that bear different alleles (for example Rr).

(5b)
(i) Reduction in farm output
(ii) Reduction in farmer’s income for crop producers
(iii) Reduction of quality of crop
(iv) Increase in prices for consumers.
(v) More expenses to fight the disease.
(vi) It causes instability in food supply.

(5c)
(i) Good soil preparation.
(ii) Use of indigenous varieties.
(iii) Pest control through the use of mesh screen (nylon nets)
(iv) Roguing or Pruning
(v) Intercropping with aromatic herbs
(vi) Crop rotation and Multiple cropping
================================

( SECTION D )

(8a)
(i)Uses of animals and their health problems
(ii)Organs and systems of an animal body
(iii)Rumen movement in ruminants
(iv)Appearance of the healthy animal

(8bi)
-Rinderpest-
(i)quarantine and slaughter.
(ii)vaccination

(8bii)
-Aspergillosis-
(i)Good hatchery sanitation
(ii)Avoidance of mouldy feed

(8biii)
-Anthrax –
(i)Cut off infection source.
(ii)Dispose of anthrax carcasses correctly

(8biv)
(i)Vaccination
(ii)Isolation of suspected animals

(8c)
(i)Poor growth
(ii)High competition for survival
(ii)It could lead to death of animal
(iv)It can lead to cannibalism
================================

( SECTION E )

(10ai)
The law of diminishing returns states that in a production process, as on input variable is increased, there will be a point at which the marginal per unit will start to decrease holding all other factors constant.

(10aii)
(i) Price of related commodities
(ii) Price of rice
(iii) Income of the consumers
(iv) Expectation of change in the price in future
(v) Taste of consumers
(vi) Smuggling of rice

(10bi)
Total depreciation = Cost price – Selling price

Given that the cost of rice = N108,000
Selling price = N93,000

Total depreciation = 108,000 – 93,000 = N15,000

(10bii)
Annual depreciation = Total depreciation/ Life span

Total depreciation = N15,000
Life span = 2017-2007
Life span = 10years

Annual depreciation = 15,000/10 = N1,500

(10ci)
(i) Inadequate support of rural farmers to the extension workers
(ii) Not getting the problems to solve at hand adequately

(10cii)
(i) Political institute’s
(ii) Support organizations
(iii) Health services
(iv) Local schools
(v) Community development
================================

*====COMPLETED====*

A serious Student would go vividly extreme miles to see his or her success because no one would be happy to say am going to re-write next year.

2019 NECO AGRICULTURE(ESSAY & OBJ) JUNE/JULY Expo –

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