Select the INCORRECTLY spelt word.

Correct option is A

Option (a) is incorrectly spelt word.
Correct spelling is: “Abscission” — It means the natural detachment of parts of a plant, typically dead leaves and ripe fruit. (हिंदी अर्थ: पत्तियों या फल का झड़ना)
Example:
The plant undergoes abscission to shed its leaves in the autumn.
Meanings of all the given options:
· (a) Abcission (Incorrect spelling intended as Abscission): Shedding of leaves or parts of a plant. (पत्तियों का झड़ना)
· (b) Abstruse: Difficult to understand; obscure. (जटिल)
· (c) Incision: A surgical cut into the body. (चीर/कट)
· (d) Abyssal: Relating to the depths of the ocean. (गहरे समुद्र से संबंधित)