CameraIcon

SearchIcon

MyQuestionIcon

1

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

India as a British Colony

Assertion :Sp...

Question

Assertion :Spirogyra is slippery in touch. Reason: Spirogyra consists a gelatinous sheath.

A

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

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

B

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

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

C

Assertion is true but the reason is false.

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

D

Both the 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 A Both the assertion and the reason are true and the reason is a correct explanation of the assertion.
In Spirogyra, the outermost portion of pectin dissolves in water to form the a gelatinous sheath which is slimy. It envelopes the entire filament. This makes filament slippery in touch.
Hence, the correct option is A.

Suggest Corrections

thumbs-up

1

Similar questions

Q. Assertion: A cyclic parallelogram is a square.
Reason: Diameter is the largest chord in a circle.
(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: The point O(0, 0) lies in quadrant I.
Reason: The point O(0, 0) lies on both the axes.
(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. (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: Every parallelogram is a rectangle.
Reason: The angle bisectors of a parallelogram form a rectangle.
(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.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

India as a British Colony

HISTORY

Watch in App

explore_more_icon

Explore more

India as a British Colony

Standard IX History

Join BYJU'S Learning Program

CrossIcon