The most common way of controlling weeds in tree crop plantations is by
Agricultural Science Past Questions
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Past Questions
128 questionsDamping of disease of tomato could be controlled by
Capping is a cultural practice carried out in the cultivation of
Which of the following groups of crops will thrive in areas with high rainfall?
The practice of placing the correct number of seeds in the soil with definite intra-row and inter-row spacing is called
If maize seeds are sown at a spacing of 60 cm by 90 cm, what is the plant population of maize expected on one hectare of farmland?
Swampy lands are most suitable for growing
Monocotyledonous crops include
Water can be conserved in the soil by
Nitrogen is important in plants because it is mainly needed in
Potassium deficiency in cereal crops Is indicated by
The diagram above illustrates a tool used to analyze a soil sample in an experiment. Use it to answer this qu
The diameter of the soil particle that would be retained in the part labelled II is
The diagram above illustrates a tool used to analyse a soil sample in an experiment. Use it to answer this question.
The part labelled Ill will contain
The diagram below illustrates a tool used to analyse a soil sample in an experiment. Use it to answer this question.

The aim of the experiment is to determine the soil
Use the information below to answer this question.
In an experiment on soil porosity, the following results were obtained:
Volume of dry soil = 52cm³
Volume of water= 48cm³
Volume of soil and water=78cm³
Calculate the porosity of the soil sample
Use the information below to answer this question.
In an experiment on soil porosity, the following results were obtained:
Volume of dry soil = 52cm³
Volume of water= 48cm³
Volume of soil and water=78cm³
Determine the volume of airspace in the soil sample.
A difference between physical and chemical weathering is that
The main factors responsible for rock weathering in the desert are high temperature and
Decomposition of soil organic matter is mainly caused by
Ranging poles used in farm surveying have characteristic