differentiate between red algae and green algae class 11

Hint: Algae are chlorophyll bearing plants belonging to the plant kingdom. The algae are further subdivided into three classes- green algae, red algae, and brown algae.
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Complete answer:

1. What is the difference between red algae and green algae?
2. What are the differences between phaeophyceae and rhodophyceae?
3. What is difference between cyanobacteria and red algae?
4. Why are red and brown algae not green?
5. Is red algae bad?
6. What are the 3 types of algae?
7. What do red and green algae have in common?
8. What is the basis of classification of algae?
9. What are the characteristics of algae?
10. What are the similarities and differences between green algae and cyanobacteria?
11. In what ways are cyanobacteria like algae?
12. Can Cyanobacteria make their own food?

What is the difference between red algae and green algae?

The main difference between red brown and green algae is that red algae contain chlorophyll a, chlorophyll d, and phycoerythrin, while brown algae contain chlorophyll a, chlorophyll c, and fucoxanthin and green algae contain chlorophyll a, chlorophyll b, and xanthophylls.

What are the differences between phaeophyceae and rhodophyceae?

Answer. The one difference is Chlorophyceae has the green pigments, and Rhodophyceae has the red pigments, and the Phaeophyceae do have the brown pigments. ... Rhodophyceae has the phycocyanin and phycoerythrins and the other one Phaeophyceae do have the flavoxanthin and the fucoxanthin.

What is difference between cyanobacteria and red algae?

The key difference between cyanobacteria and algae is that cyanobacteria are a group of prokaryotic bacteria while algae are small eukaryotic plant-like organisms. ... Among these three types, cyanobacteria are prokaryotes, which are bacteria. On the other hand, green plants and algae are eukaryotic organisms.

Why are red and brown algae not green?

Red, green, and brown algae have different types of pigments which give them their color. (Brown algae gets its color from the xanthophylls pigment fucoxanthin, red algae get their color from phycoerythrin, green is from chlorophyll.) These pigments have a certain chemical structure that allows them to absorb light.

Is red algae bad?

As the name suggests, the bloom of algae often turns the water red. ... But not all algal blooms are harmful. Most blooms, in fact, are beneficial because the tiny plants are food for animals in the ocean. In fact, they are the major source of energy that fuels the ocean food web.

What are the 3 types of algae?

Macroalgae are classified into three major groups: brown algae (Phaeophyceae), green algae (Chlorophyta), and red algae (Rhodophyta). As all of the groups contain chlorophyll granules, their characteristic colors are derived from other pigments. Many of the brown algae are referred to simply as kelp.

What do red and green algae have in common?

Green algae are terrestrial, and are genetically related to all land plants. Thanks to the recent research of Bhattacharya and his co-authors, published in the journal Current Biology, it appears likely that red and green algae do have a common ancestor, since they share about half the genes in their their genomes.

What is the basis of classification of algae?

The algae are classified based on pigments. The presence and absence of pigments leads to chlorophyll decides the algae classification. The chlorophyll a and b are present in terms and provides the green colour. The chlorophyceae have green colour which is being imparted by chlorophyceae.

What are the characteristics of algae?

Algae are eukaryotic organisms that have no roots, stems, or leaves but do have chlorophyll and other pigments for carrying out photosynthesis. Algae can be multicellular or unicellular. Unicellular algae occur most frequently in water, especially in plankton.

What are the similarities and differences between green algae and cyanobacteria?

Both green algae and cyanobacteria are very diverse organisms that are mainly found in aquatic habitats. Green algae are eukaryotes but, cyanobacteria are prokaryotes. Therefore, the green algae contain membrane-bound organelles along with a nucleus. In contrast, cyanobacteria do not have membrane-bound organelles.

In what ways are cyanobacteria like algae?

Photosynthesis. Cyanobacteria are similar to plants in that they both perform oxygenic photosynthesis. This means that they both make their own food from carbon dioxide by using energy from the sun and water as an electron donor and releasing oxygen as a byproduct.

Can Cyanobacteria make their own food?

Cyanobacteria are aquatic and photosynthetic, that is, they live in the water, and can manufacture their own food. ... Many Proterozoic oil deposits are attributed to the activity of cyanobacteria. They are also important providers of nitrogen fertilizer in the cultivation of rice and beans.