In this article we will discuss about the vegetative, asexual and sexual methods of reproduction in algae. (A) Vegetative Reproduction: Vegetative reproduction in algae takes place by the following methods: (i) Fragmentation: Fragmentation is the most common vegetative method of reproduction. The filamentous thallus breaks into fragments, and each fragment is capable of forming new thallus. Fragmentation can take place [...]
In this article we will discuss about:- 1. Definition of Algae 2. Occurrence of Algae 3. Flagella 4. Affinities. Definition of Algae: We see some bright green or dark green patches growing on the water surface in ponds, tanks, ditches, lakes etc. People call it pond scum. In rainy season play grounds become slippery due to such greening patches growing [...]
In this article we will discuss about the thallus organisation found in algae. The plant body in algae is always a thallus. It is not differentiated in root, stem and leaves. Algae range in size from minute unicellular plants (less than 1 ยต in diameter in some planktons) to very large highly differentiated multicellular forms e.g., some sea-weeds. Their forms [...]