Class 9 Science
Class 9 science important questions with answers pdf
NCERT Solutions Class 9 Science
NCERT questions of science class 9
Important questions Science NCER
Class 9 Study 2022-2023
NCERT Class 9 Science
Give any two characteristics of algae.
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(a) Algae show autotrophic mode of nutrition as they contain chlorophyll.
(b) The plant body of algae of thallus is not differentiated into roots, stem and leaves.