Unique Features of Algae (Source: Britannica) Algae can be microscopic or even as large as 60 meters in length. NCERT Solutions For Class 11. Rhizoclonium Algae is often confused with Hair Algae due to the similar consistency and color. Answer: Pyrenoid is a starch storing organelle present in green algae. 1. It is the largest class of algae; They are commonly known as green Algae. Algae are simple, thalloid, autotrophic, chlorophyll-bearing and aquatic (fresh water & marine) organisms. They are a major source of food for many aquatic organisms. Plant Kingdom Biology Class 11 Important Extra Questions Biology Chapter 3 Plant Kingdom Biology Important Extra Questions Very Short Answer Type. Define pyrenoid. The algae belong to the subphylum Thallophyta of the kingdom Protista in modern classification of organisms. Causes. 3. 11. Diatoms are much more common than golden-brown algae and consist of many types of plankton found in the ocean. There are three types of golden-algae: yellow-green algae, golden-brown algae, diatoms. Amano shrimp (although they cannot clean the glass). They can exist singly or in colonies like the Volvox or may be unicellular like Chlamydomonas or may even have a filamentous structure like Spirogyra and Ulothrix. Kombu is a large, thick, brown alga with a savory, mushroomlike flavor. Criteria # 1. Chlorophyceae (Green algae) General characterstics of Chlorophyceae. Diatoms. Purplish-black in color, with a very thin and flat texture, it has a slightly sweet, somewhat meaty flavor. NCERT Solutions For Class 11 Physics; ... Algal blooms, phytoplankton, and pond scum are some of the different types of algae found in nature. These are eukaryotic organisms, autotrophic in […] Contrary to popular belief, Blue-Green Algae are actually not even algae. What is Algae? Brown algae are known for their rich iodine content, which is lacking in nori and other red seaweeds. Question 2. Blue-Green Algae. Thus, we are enlisting the 11 most common types of algae, their causes and their treatments for you. Both are found in fresh and salt water environments. Cyanophyceae or blue green algae are prokaryotic in nature whereas all other classes of algae are eukaryotic. The main reasons this type of algae grows in freshwater tanks are CO2 levels that are unchecked and poor nutrient balance. They are basically aquatic cyanobacteria. Nuclear Organization: On the basis of nuclear organization algae can be prokaryotic or eukaryotic. Answer: Rhizoclonium Algae. Latin ‘alga’ means seaweed. The unique feature of algae is the ability to perform photosynthesis. Type of Life Cycle and Reproduction. Volvox. ... Fact-No-11. Chlorophyceae (green algae) Phaeophyceae (brown algae) Rhodophyceae (red algae). However, they are technically different (even though your approach for treatment is very similar). Golden-brown algae and diatoms are the most abundant types of unicellular algae, accounting for around 100,000 different species. It's one of the most nutritious types of seaweeds. Diatoms are the most abundant and live both in seawater and freshwater habitats. Photosynthetic pigments: They possesses chlorophyll a, chlorophyll b and small amount of β-carotenoids. Brown/Diatomic Algae/Silica algae (Diatomeae and Phaeophyceae) These are a large group of multicellular algae (class of about 1,500 species of algae in the division Chromophyta). Chlamydomonas.. o Colonial forms: E.g. They are found in both marine and fresh waters. Question 1. - They also occur in moist stones, soils and wood.- Some occur in association with fungi (lichen) and animals (e.g., on sloth bear).- The form and size of algae is highly variable.o Microscopic unicellular forms: E.g. Algae are the green slimy blanket which covers the rock surface or the top of the ponds or a poorly kept aquarium that have the ability to conduct photosynthesis. Malcolm Park/Oxford Scientific/Getty Images. Define ramenta. 01. Who can eat Green dust algae: Nerite snails, Otocinclus fish.

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