Question

The largest unit of classification is

• A. Phylum
• B. Kingdom
• C. Species
• D. Genus

Answer 1

The correct option is B

Kingdom

The correct option is (b) kingdom.

Explanation of the correct option:

1. The entire living world has been classified into different categories based on their features, for their easy understanding.
2. The hierarchy of classification is Species, Genus , Family , Order , Class , Phylum/Division , Kingdom.
3. Kingdom being the largest unit of classification and it has the largest number of organisms.
4. The smallest unit of classification is species and it contains the least number of organisms with highest number of similarities.

Explanation of the incorrect option:

Option A:

Phylum is the second highest unit of classification.

Option C:

Species is the smallest unit of classification.

Option D:

Genus is the second smallest unit of classification.

Final answer: The largest unit of classification is kingdom.