Question

Assertion (A): Algae are microscopic thallophytes​

Reason (R): Green, Red and brown are different types of algae​

Directions: Choose the correct option:​

• A. Both assertion(A) and reason(R) are true and reason(R) is the correct explanation for assertion(A). ​
• B. Both assertion(A) and reason(R) are true, but reason(R) is not the correct explanation for assertion.​
• C. Assertion(A) is true and reason(R) is false.​
• D. Assertion(A) is false and reason(R) is true.​

Answer 1

The correct option is B Both assertion(A) and reason(R) are true, but reason(R) is not the correct explanation for assertion.​

Correct answer: (b) Both assertion(A) and reason(R) are true, but reason(R) is not the correct explanation for assertion.​

• In thallophytes, plant body is not differentiated into stem, roots and leaves. ​

• It includes most of the algae. ​

• Red, brown, and green are different types of algae. ​

• The colours are a reflection of different chloroplast pigments, such as chlorophylls, carotenoids and phycobiliproteins. ​