Aristotle was the first one to classify animals according to whether they lived on land, in water or in air.

Aristotle was the first one to classify animals according to whether they lived on land, in water or in air.
Column A (a) Naked seed (b) Covered seed (c) Flagella (d) Marchantia (e) Marsilea (f) Cladophora (g) Penicillium | Column B (A) Angiosperms (B) Gymnosperms (C) Bryophytes (D) Euglena (E) Thallophyta (F) Pteridophyta (G) Fungi |
Column A (a) Pore bearing animals (b) Diploblastic (c) Metameric segmentation (d) Jointed legs (e) Soft bodied animals (f) Spiny skinned animals | Column B (A) Arthropoda (B) Coelenterata (C) Porifera (D) Echinodermata (E) Mollusca (F) Annelida |