Neco Gce 2016 Agric Science Obj And Theory Answers – Nov/Dec Expo - Gidifans

You Are Here: Home » Uncategorized » Neco Gce 2016 Agric Science Obj And Theory Answers – Nov/Dec Expo - By Mr. Maraj On November 23, 2016 At 5:42 am


Agricultural insurance, including livestock, fisheries and forestry, is especially geared to covering losses from adverse weather and similar events beyond the control of farmers. It is one of the most quoted tools for managing risks associated with farming.

i)Direct and
Indirect marketing channels
ii)Channels of Distribution
iii)Centralized and Decentralized marketing channel

i)It help the farmer or manager in planning improvement for the business and making proper management decisions.
ii)It helps in planning and implementing farm business arrangements.
iii)Helps to determine what the efficiency are,measure progress of the business and plan for the future.
iv)It helps in accessing credits such as loans,farm implements or inputs.

-Uses of bee hives [Natural Method]
-Uses of artificial method

i.The blood helps in transporting oxygen round the body i.e red blood cell
ii.The blood possess white blood cells which fights against body infections
iii.The blood maintains the body temperature
iv.The blood possesses platelets which helps in healing the wound

– Farrowing is an act of giving birth in pig
– caponization is an act of castrating a cock

– To produce animals with early maturing characteristics
-To produce animals which can withstand harsh weather conditions
-To produce animals with high prolifically

– swine fever
– Coccidiosis
– Mastitis

I)Rotation of grazing
iii)Controlled stocking

I)Red cover
iii)Cocks foot

ii)Centipede grass
iii)Fine rescure

I)Bitter beans
ii)kidney beans
iii)Soya beans

Newcastle disease is caused by virus.

(I)Direct contact with secretions, especially faeces from infected birds
(ii)Incubation period is 4-6 Days

I)Respiratory and /or nervous sign
ii)Gasping and coughing

I)Strict isolation of out breaks
ii)Through cleaning and disinfection of premises

Alleles are pairs of homologous or heterozygons Chromosomes that participate in cross breeding
ii. Filia Generation are the offspring produced from the cross-breeding of alleles
e.g Tt,Tt,Tt,Tt are called first Filia generation.

Drying the pasture
Storage in cool and dry place

loss of soil fertility
displacement of animal

i. use protective hand gloves
ii. use nasal protector
iii. Wash your hand with detergent after use

-divide the farmland into plots
-plant different crops on each plots
-Rotate the different crops from one plots to another every year

Advantages of Commercial Agriculture
i. It increases yield owing to the fact that a large area of land is cultivated, this system results in increase in yields
ii. it encourages research work into markets
iii. The produce is mainly for sale or export
iv. Most products obtained from the commercial agriculture are generally of high quality
v. As a result of mass production of livestock or crop, the sale price of these products are usually very low and affordable

1b)The Problems are
i. it is costly or expensive to hire machine and most farmer are poor
ii. Inadequate Capital or credit facilities
iii. Machine Spare parts are not easily available
iv. Unfavourable soil terrain or topography prevent mechanization
v. poor market structures or system for agricultural production
vi. there is low-level of technical knowledge about machinery

Rock weathering is the Breakdown of rock by the action of weathering element

Grimate rock
calcareous rock

presence of micro-organism
ii. low acidity
iii. water retaining capacity is moderate
iv. presence of manure

i. It provide direct watering of plant and easy drainage
ii. it can easily be diverted to supply many farm produce

i. Deforestation
ii. Tilling of land before cropping
iii. Ridging along the Terrain

Mechanization can be defined as the application of engineering principles and technology in agricultural production, storage and processing on the farm

i. improvement in quality of produce
ii. improvement in pest control and diseases to agricultural produce
iii. Increase in farm revenue
iv. Reduction in cost of operation
v. They make it possible for farmers to have increase or in output

i. Gunter Chain
ii. Theodolite
iii. Ranging pole
iv. wind vane

-Due to high temperature from the sun, it leads to dryness of crop
-Most water content in soil will evaporate direct to solar power

soil texture indicates the relative content of particles of various sizes, such as sand, silt and clay in the soil. Texture influences the ease with which soil can be worked, the amount of water and air it holds, and the rate at which water can enter and move through soil.

i)Plate like (Platy):In this type, the aggregates are arranged in relatively thin horizontal plates or leaflets.
ii)Prism like: The vertical axis is more developed than horizontal, giving a pillar like shape.

i)Organic material:Organic materials like compost and other decaying matter adds structure to the soil, improves drainage and also it helps for stave off the disease and pests from the plants.
ii)Compost:Compost is the best and the most effective way to replenish the nutrients in the soil than organic materials.
iii)Crop Rotation:Crop Rotation is the technique that is used to plant the seasoned plants according their season on the same soil.

i)Effect on Health of Humans: Considering how soil is the reason we are able to sustain ourselves, the contamination of it has major consequences on our health.
ii) Effect on Growth of Plants: The ecological balance of any system gets affected due to the widespread contamination of the soil.
iii)Decreased Soil Fertility: The toxic chemicals present in the soil can decrease soil fertility and therefore decrease in the soil yield.

-Start your compost pile on bare earth:This allows worms and other beneficial organisms to aerate the compost and be transported to your garden beds.
-Add compost materials in layers, alternating moist and dry:Moist ingredients are food scraps, tea bags, seaweed, etc. Dry materials are straw, leaves, sawdust pellets and wood ashes.
-Add manure:green manure ( clover, buckwheat, wheatgrass, grass clippings) or any nitrogen source. This activates the compost pile and speeds the process along.


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