Multiple choice

Basic grouping of protozoans is based on

  1. size

  2. shape

  3. reproduction

  4. locomotory organelles

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Protozoans are primarily classified based on their locomotory organelles - flagella, cilia, or pseudopodia. Size, shape, and reproduction methods vary within groups but locomotory structures are the fundamental basis of classification.