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Soil Erosion And Conservation - 2 Class 5 Worksheet Science

Q1: Fill in the blanks.

(i) _______ of rocks and stones over many years results in the formation of soil.

(ii) The removal of fertile top soil is called _________.
Soil Erosion And Conservation - 2 Class 5 Worksheet Science

(iii) _________ and _________ are the two main causes of soil erosion.

(iv) _________ acts as a soil-binders to prevent soil erosion.

(v) _________ of hill sides loosens the soil helping in soil erosion.

(vi) In between crops called the ________ crops can be grown to protect the soil.

(vii) Earth Day is celebrated every year on __________.
Soil Erosion And Conservation - 2 Class 5 Worksheet Science

(viii) The Hwang Ho river which changes its course every year is in __________.

Q2: Multiple Choice Questions (MCQs).

(i) Which of the following is NOT be found in topsoil?
(a) 
humus
(b) minerals
(c) sediment
(d) bedrock

(ii) Sand dune is a major feature of ______________ erosion.
(a) 
water
(b) gully
(c) coastal
(d) wind
Soil Erosion And Conservation - 2 Class 5 Worksheet Science

(iii) The properties of soil
(a) 
are similar in all layers.
(b) are different from place to place.
(c) are the same in all environments.
(d) can only be observed with scientific equipment.

(iv) Why is it important to have soil conservation
(a) 
save the soil
(b) prevent erosion
(c) prevent another dust bowl
(d) all of the above

(v) Soil is mostly conserved by _______.
(a) 
afforestation
(b) deforestation
(c) making dams
(d) overgrazing

(vi) A wall or fence of earth or stone built to prevent a river flooding an area is known as
(a)
barrier
(b) step farming
(c) Dam
(d) Embankment

(vii) Human activities that increase soil erosion include
(a)
mining
(b) overgrazing by cattle
(c) afforestation
(d) Both mining and overgrazing by cattle
Soil Erosion And Conservation - 2 Class 5 Worksheet Science

(viii) The solid rock that forms Earth's surface is called
(a) 
sediment.
(b) bedrock.
(c) clay.
(d) sand.

Q3: Answer the following Questions.

(i) Why good humus in the soil, prevent it from wind erosion?

(ii) What is soil erosion? Explain means of preventing it.

(iii) The rivers, sea waves and wind are the natural agents that cause soil erosion. Why has the soil erosion increased?
Soil Erosion And Conservation - 2 Class 5 Worksheet Science

(iv) Explain a few ways to prevent soil erosion.

(v) What prevents soil erosion?

The document Soil Erosion And Conservation - 2 Class 5 Worksheet Science is a part of the Class 5 Course Science Class 5.
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