ESM234




Category: ESM234

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ESM234

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1.

The following are the
causes of soil acidity except

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2.

The most available macro
element in the soil is

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3.

One of the following is not
among the passive soil
forming factor

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4.

The process by which
organic matter is
decomposed and new
organic complexes are
synthesized to form humus
or the organic component
of the soil is called.

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5.

The physical factors of soil
erosion are made up of the
following except

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6.

When one looks at a soil
profile the first
characteristic to be noticed
is soil

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7.

The most conspicuous
property of soil that has
been used widely to
describe and classify it is

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8.

The greatest proportion of
organic matter in the soil
are

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9.

The first soil category under
U S soil taxonomy is

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10.

Horizon differentiation of
soil formation include the
following except

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11.

When soil nutrient cations
are released into the soil
solution and their places on
the clay particle are taken
up by hydrogen ion is called

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12.

Soil classification system in
which the structure and
development processes of
soil profile are considered is
known as

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13.

Which of the following is not
an economic benefit of soil
to mankind?

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14.

One of the following is not
the agent of soil erosion

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15.

The world types of soil are
the following except

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16.

Soil chemical properties are
made up of the following
except

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17.

The predominant factor of
soil formation is

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18.

Soil formation is influenced
by the following factors
except

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19.

Which type of soil is
coarse gritty loose with
large pore spaces well
aerated and has high
capillarity

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20.

One of the following is not a
factor affecting soil
formation

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21.

The major cause for land
degradation in Nigeria is

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22.

The detachment and
removal of the topsoil either
partially or completely by
water, wind and ice
especially by water and
wind is known as

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23.

The system of soil
conservation that involves
the planting in row or
operating farm equipment
across the slope is called

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24.

The complex processes of
soil formation are the
following except

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25.

The syst em of farming
which involves tilting at right
angles to the slope of the
land is called

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26.

The horizon of the soil
profile where unweathered
rock materials can be found
is

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27.

The measure of the extent
to which the exchange
complex is saturated with
basic cations is known as

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28.

The concentration of
hydrogen ion in the soil is
called

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29.

A kind of wind deposited
soil is

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30.

The texture of the soil
depends on the constituent
of

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31.

The process of protecting
the soil against the erosion
or deterioration is called

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32.

One of the following
complex process of soil
formation is predominant in
low-rainfall area especially
in the continental interior

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33.

Those properties which are
required by plants in large
amounts is referred to as

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34.

The following micro
nutrients becomes more
available in the soil with
increasing acidity except

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35.

Porosity as a measure of
pore space of the soil is
affected by the following
except

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36.

The following are forms of
soil erosion except

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37.

Degradation of soil can be
reduced by

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38.

A soil is regarded as
pedalfer

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39.

Which of the following
nutrient is responsible for
the content of protein and
amino acid in plant

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40.

Classification of soils that
based on the relationship
between soils and the
climaticcharacteristics is
called

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41.

The ideal value of pH for an
agricultural soil in tropical
regions is about

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42.

The following are biological
processes of soil formation
except

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43.

The following are forms of
nitrogen except

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44.

The downward movement
of nutrient from topsoil to
subsoil is known as

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45.

One of the following is not
type of azonal soil

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46.

Iron copper and
manganese are needed in
the

47 / 59

47.

The soil acidity is controlled
by using

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48.

Vertical or lateral
translocation of mineral
particles colloids and
soluble salts within the soil
is called

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49.

The system of grouping
soils for the production of
particular crop is called

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50.

It is sticky when wet and
hard when dry this is a
characteristic of which type
of soil

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51.

Ability of soil to sustain
plants is called

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52.

The following are soil micro
nutrients except

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53.

The best type of soil for
planting grains

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54.

The arrangement of soil in
different layers right from
the top to the base where
the parent rock or parent
material is found is called

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55.

On the basis of ped, the
following are soil structure
types except

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56.

Absence of phosphorus in
the soil results to the
following symptoms on
grown plant except

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57.

The following are
exchangeable cations in the
soil except

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58.

The impact of traditionally
adopted shifting cultivation
is

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59.

Tropical soils with
distinctive horizon of iron
and aluminnum oxides is
called

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