CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Acid Rain

Assertion: Sp...

Question

Assertion: Sphagnum is slowly carbonized, compressed, and fossilized over thousands of years to produce a dark spongy mass called peat.

Reason: Peat helps to keep soil porous and it also improves water holding capacity of the soil.

A

Both assertion and reason are true and reason is the correct
explanation of assertion

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

Both assertion and reason are true but reason is not the correct explanation of assertion

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

C

Assertion is true but reason is false

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

Both assertion and reason are false

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B Both assertion and reason are true but reason is not the correct explanation of assertion
Most of the peat used is composed mainly of mosses from the genus Sphagnum that is slowly carbonised, compressed and fossilized over thousands of years.
Peat helps to keep soil porous and it also improves water holding capacity of the soil.

Suggest Corrections

thumbs-up

1

Similar questions

Q. (i)
Assertion: A circle is not a rectilinear figure.
Reason: A figure formed by straight lines only is called a rectilinear figure.
(a) Both Assertion and Reason are true and Reason is a correct explanation of Assertion.
(b) Both Assertion and Reason are true but Reason is not a correct explanation of Assertion.
(c) Assertion is true and Reason is false.
(d) Assertion is false and Reason is true.
(ii)
Assertion: All right angles are equal to one another.
Reason: A unique line passes through a single point.
(a) Both Assertion and Reason are true and Reason is a correct explanation of Assertion.
(b) Both Assertion and Reason are true but Reason is not a correct explanation of Assertion.
(c) Assertion is true and Reason is false.
(d) Assertion is false and Reason is true.

Q. Assertion : Amount of cyanocobalamine required daily is 3 mcg
Reason : Its deficiency causes pernicious anaemia

Q. Assertion: 3 + 7 = 9 is a statement.
Reason: A sentence that can be judged to be true or false, but not both, is called a statement.
(a) Both Assertion and Reason are true and Reason is a correct explanation of Assertion.
(b) Both Assertion and Reason are true but Reason is not a correct explanation of Assertion.
(c) Assertion is true and Reason is false.
(d) Assertion is false and Reason is true.

Q. Assertion: A circle is a rectilinear figure.
Reason: A figure formed of line segments only is called a rectilinear figure.
(a) Both Assertion and Reason are true and Reason is a correct explanation of Assertion.
(b) Both Assertion and Reason are true but Reason is not a correct explanation of Assertion.
(c) Assertion is true and Reason is false.
(d) Assertion is false and Reason is true.

Q. Regarding the assertion and reason, choose the correct option.
Assertion [A]: Deforestation is one main factor contributing to global warming.
Reason [R]: Besides,

C O_{2}

, methane and CFCs are also greenhouse gases.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Concepts and Practice

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon