Today’s Waec Gce 2017 Agricultural Science (Alternative to Practical Work)

Today’s Waec Gce 2017 Agricultural Science (Alternative to Practical Work) | Waec Gce Exams Nov/Dec Expo | Exam – Waec Gce » Waec Gce 2017 Agricultural Science (Alternative to Practical Work) Answers – Nov/Dec Expo – Today’s Waec Gce 2017 Agricultural Science (Alternative to Practical Work) | gce agric answers waec agriculture examinations agric expo agric runz agric.

Today's Waec Gce 2017 Agricultural Science - Today's Waec Gce 2017 Agricultural Science (Alternative to Practical Work) | gce agric answers waec agriculture examinations agric expo agric runz agric

100% WAEC GCE 2016 AGRIC PRACTICAL Answer Now Available Here

==========
1ai)
A:Green manure composting
B:Farmyard manure composting
1aii)
Fermentation
4aiii)
-It requires moisture for activities of microbes to take place
4aiv)
Sun

1bi)
-To introduce microbes
1bii)
-To produce organic matter for composting
1biii)
-Lastly To provide moisture for microbial activities

1c
-Firstly To increase random/general microbial activities
-To improve uniform mixture of water and animal dung
-Finally ensure proper/maximum microbial activities

1di)
Mixer
4dii)
For mixing compost component

1e)
To avoid activities of other microbes that can cause damage to the crops
===========

2a)
Solar power (Sun)
2ai)
Firstly To determine the presence of micro Organism in a soil
1aii)
Lime water in flask. I will turned milky and lime water in flas II will remain clear
1aiii)
Shows that there are presence of micro-organism in d soil sample in flask I and there is respiration which turn lime water milky

2bi)
i)Vegetative propagation
1bii)
i)cocoa
ii)Kola
iii)coffee
2biii)
i)pollination agent which can be fail to perform successfully are not required
ii)the hazards of fertilizatiom are avoided
iii)the new plants mature fast because the offspring tend to acquires the age of the parent
iv)the offspring are true to types because there is no mixture of hereditary characters.

2aiv)
i)acid decomposition of organic matter
ii)aid germination of seed

2c)
-advantage-
i)It increases photosynthesis activities
-disadvantages-
i)leads to high evaporation content in plant
===========

3a)
Solar Power

3b)
i)for drying fishes
ii)to produce electricity
iii)heating farm steads

3c)
-Advantages-
i)It is easily available
ii)It is a very neat source of power
iii)it is very useful in farm photosynthesis
-Disadvantages-
i)it is expensive to store and harness
ii)The energy from the sun can be erratic.its not possible to control it
iii)only available during the day.

Today’s Waec Gce 2017 Agricultural Science (Alternative to Practical Work)

3d)
i)Animal power
ii)mechanical power
iii)wind power
iv)water power
=========

4a)
I-comb
II-wattle

4bi)
i)firstly  Intensive system
3bii)
i)firstly  there is considerable reduction in labour
ii)allow hen to stand and sit

4biii)
i)firstly  Ensure hen is confined which permit limited movement.
ii)allowing hen to stand comfortably

4biv)
i)firstly ensure hen stand and sit comfortably
ii)ensure tightening of the cage
iii)ensure confined of the cage
iv)Lastly ensure permit of limited movement

4c)
i)firstlyfowl cholera
ii)pollurium
iii)Lastly cocidiosis diseases
=========

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