Question

Assertion (A): Unicellular eukaryotes come under the kingdom Protista.
Reason (R): Mode of nutrition can be autotrophic or heterotrophic.

• A. Both A and R are true and R is the correct explanation for A
• B. Both A and R are true, but R is the not the correct explanation for A
• C. A is true and R is false
• D. A is false and R is true.

Answer 1

The correct option is B

Both A and R are true, but R is the not the correct explanation for A

Option B.

Assertion statement :

1. The unicellular eukaryotes belong to the Protista kingdom.
2. Protists use appendages such as cilia, whip-like flagella, and pseudopodia for movement and locomotion.

Reason statement :

1. They can be autotrophic (e.g., unicellular algae, diatoms) or heterotrophic (e.g., protozoans).
2. Unicellular algae, Chlorella, Chlamydomonas, diatoms, and protozoans are examples.

Final answer: Both A and R are true, but R is not the correct explanation for A.