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WAEC GCE Agricultural Science Practical Questions 2019 | Check Answers Here.
WAEC GCE Agricultural Science Practical Questions 2019… In this article, I will be showing you past WAEC GCE Agric Practical random repeated questions for free. You will also understand how WAEC Agric Practical questions are set and many other examination details. stay focus and read through.
The West African Examinations Council (WAEC) is an examination board that conducts the West African Senior School Certificate Examination, for University and Jamb entry examination in West Africa countries. … In a year, over three million candidates registered for the exams coordinated by WAEC.
WAEC GCE Agricultural Science Practical Questions
To determine the presence of microorganisms in a soil sample
Conical flask I : At the end of the Experiment , the lime water in Conical flask I will turn milky
Conical flask II : At the end of the experiment, the lime water in Conical flask II will remain clear
Fresh soil contains living organisms
-They improve soil structure
-They improve soil aeration
1b)This Experiment is Artificial Propagation by Growth
– pollination agent which can be fail to perform successfully are not required
– the hazards of fertilizatiom are avoided
– the new plants mature fast because the offspring tend to acquires the age of the parent
– the offspring are true to types because there is no mixture of hereditary characters.
1c)There is increase in photosynthesis activities
-Leads to high evaporation content in plant.
I)it is used in drying process
Ii)it can produce electricity
Iii)it is used in heating farm steads
I)It is easily available
ii)It is a very neat source of power
iii)it is very useful in farm photosynthesis
I)it is expensive to store and harness
ii)The energy from the sun can be erratic.its not possible to control
iii)only available during the day
i)there is considerable reduction in labour
ii)allow hen to stand and sit
i)Ensure hen is confined which permit limited movement.
ii)allowing hen to stand comfortably
i)ensure hen stand and sit comfortably
ii)ensure tightening of the cage
iii)ensure confined of the cage
iv)ensure permit of limited movement
A:Green manure composting
B:Farmyard manure composting
-It requires moisture for activities of microbes to take place
-To introduce microbes
-To produce organic matter for composting
-To provide moisture for microbial activities
-To increase random/general microbial activities
-To improve uniform mixture of water and animal dung
-To ensure proper/maximum microbial activities
For mixing compost component
To avoid activities of other microbes that can cause damage to the crops
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