Question

criteria used for classification​

Answer 1

✦✧ANSWER✦✧

The criteria used for the classification of organisms as proposed by whittaker are as follows :

• The prokaryotic vs Eukaryotic structure of cells.
• The three different modes of Nutrition : photosynthesis for plants, absorption from the environment (fungi) and ingestion (animals).

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Answer 2

Answer:

Criteria used for the classification of plants:

(i) Thallophyta: Plant body without roots, leaves.

• Undifferentiated

• Mainly aquatic

• Commonly called algae.

Examples: Chara, Spirogyra, Ulothrix

(i) Bryophyta: Differentiated into stem and leaf like structure;.

• Vascular tissues are absent

• Called amohibians of plant kingdom.

• Lives in marshy and need water for reproduction.

• Alternation of generation is seen.

Example: Riccia, Funaria, MArchantia