Assertion: Algae and fungi are grouped in thallophyta.
Reason: Algae and fungi show no differentiation in thallus.

Options

A. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B. If both assertion and reason are true but the reason is not a correct explanation of the assertion
C. If the assertion is true but the reason is false
D. If both the assertion and reason are false

Answer

a

Explanation

On the basis of
(i) Thallus like non-vascular plant body.
(ii) Simple, unicellular non-jacketed sexorgans and
(iii) No embryo development after gametic union, the algae and fungi have long been grouped together. In thallophyta. The algae and fungi are the result of parallel development and do not indicate any phylognetic relationship.