Question 1 of 20 2,054 total questions
Which of the following products is not from coconut?
Grafting involves the
A fusion of the gametes of two plants
B inducement of rooting from two stems
C transfer of a bud from one plant to another
D joining of two parts from related plants
Training of yam vines is important to
A ease passage in the farm
B suppress weeds
C increase photosynthesis
D prevent rodent attack
Which of the following activities are cultural practices? I. Harrowing II. Filling-in III. Mulching
A I and II only
B I and III only
C II and III only
D I, II and III
A farmstead should be located close to a source of water because of the following reasons except
A reduction of overhead cost
B operation of efficient irrigation system
C processing of farm produce
D erosion of farm structures
The survey instrument used for measuring horizontal and vertical angles on the field is the
A theodolite
B prismatic compass
C offset staff
D arrow
The objectives of farm mechanization include the following except to
A obtain higher farm yield
B carry out farm operation quickly
C improve the quality of farm produce
D produce disease-resistant crop varieties
The function of the mouldboard in a mouldboard plough is to
A cut a horizontal line in the soil
B give support to the share
C invert the furrow slice
D keep the equipment steady during operation
The main sources of farm power in West Africa are
A wind,solar and mechanical
B human,animal and mechanical
C mechanical,solar and human
D electrical,mechanical and solar
An advantage of sprinkler irrigation is that
A it assists farmers to raise a greater varity of crops
B it is easy to instal
C large areas of land can be irrigated
D it can be afforded by peasant farmers
Which of the following effects is not due to water-logging?
A inhibition of crop development
B enhancement of leaching
C inhibition of the activities of soil microorganisms
D wilting of crop roots
The following farming practices expose the soil to agents of erosion except
A bush burning
B land clearing
C crop rotation
D overgrazing
In the carbon cycle, atmospheric carbon dioxide is replenished by
A respiration
B transpiration
C lightening
D dentrification
Streak disease of maize is caused by
A virus
B nematode
C fungus
D bacterium
Physical properties of clay soil include
A low porosity and low capillarity
B high porosity and high capillarity
C low porosity and high capillarity
D high porosity and low capillarity
Which of the following factors is both a physical and a chemical agent of rock weathering?
A temperature
B animal
C water
D oxygen
High temperature and pressure convert sandstone to
A basalt
B quartzite
C coal
D limestone
Which of the following groups of crops grow best in the savanna zones of West Africa?
A cotton,millet and groundnut
B cocoa,kola and oil palm
C cotton,cocoa and guinea corn
D banana,rubber and millet
The removal of top soil from a small area of soil surface due to the impact of raindrops is known as
A sheet erosion
B rill erosion
C gully erosion
D splash erosion
The biotic factor which derives much benefit from livestock and reduces productivity is a
A predator
B parasite
C pathogen
D microbe
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