types of algae class 11

These are eukaryotic organisms, autotrophic in […] Rhizoclonium Algae. They are a major source of food for many aquatic organisms. Kombu is a large, thick, brown alga with a savory, mushroomlike flavor. Algae are simple, thalloid, autotrophic, chlorophyll-bearing and aquatic (fresh water & marine) organisms. The main reasons this type of algae grows in freshwater tanks are CO2 levels that are unchecked and poor nutrient balance. Photosynthetic pigments: They possesses chlorophyll a, chlorophyll b and small amount of β-carotenoids. 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. Question 2. 01. NCERT Solutions For Class 11 Physics; ... Algal blooms, phytoplankton, and pond scum are some of the different types of algae found in nature. They are found in both marine and fresh waters. Thus, we are enlisting the 11 most common types of algae, their causes and their treatments for you. Causes. Chlamydomonas.. o Colonial forms: E.g. 3. Contrary to popular belief, Blue-Green Algae are actually not even algae. Purplish-black in color, with a very thin and flat texture, it has a slightly sweet, somewhat meaty flavor. Amano shrimp (although they cannot clean the glass). Cyanophyceae or blue green algae are prokaryotic in nature whereas all other classes of algae are eukaryotic. Latin ‘alga’ means seaweed. 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). ... Fact-No-11. Plant Kingdom Biology Class 11 Important Extra Questions Biology Chapter 3 Plant Kingdom Biology Important Extra Questions Very Short Answer Type. 1. The unique feature of algae is the ability to perform photosynthesis. Answer: Unique Features of Algae (Source: Britannica) Algae can be microscopic or even as large as 60 meters in length. Malcolm Park/Oxford Scientific/Getty Images. Diatoms are much more common than golden-brown algae and consist of many types of plankton found in the ocean. Blue-Green Algae. Answer: Pyrenoid is a starch storing organelle present in green algae. Golden-brown algae and diatoms are the most abundant types of unicellular algae, accounting for around 100,000 different species. It is the largest class of algae; They are commonly known as green Algae. Volvox. - 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. Chlorophyceae (green algae) Phaeophyceae (brown algae) Rhodophyceae (red algae). Diatoms are the most abundant and live both in seawater and freshwater habitats. Rhizoclonium Algae is often confused with Hair Algae due to the similar consistency and color. Diatoms. Both are found in fresh and salt water environments. Question 1. They are basically aquatic cyanobacteria. Define pyrenoid. The algae belong to the subphylum Thallophyta of the kingdom Protista in modern classification of organisms. 11. Define ramenta. Nuclear Organization: On the basis of nuclear organization algae can be prokaryotic or eukaryotic. NCERT Solutions For Class 11. Chlorophyceae (Green algae) General characterstics of Chlorophyceae. It's one of the most nutritious types of seaweeds. Criteria # 1. There are three types of golden-algae: yellow-green algae, golden-brown algae, diatoms. Who can eat Green dust algae: Nerite snails, Otocinclus fish. Brown algae are known for their rich iodine content, which is lacking in nori and other red seaweeds. Type of Life Cycle and Reproduction. What is Algae? However, they are technically different (even though your approach for treatment is very similar). 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. More common than golden-brown algae and diatoms are the most abundant types of plankton in... Savory, mushroomlike flavor are eukaryotic slightly sweet, somewhat meaty flavor thus, we are enlisting 11... Snails, Otocinclus fish ; they are commonly known as green algae Organization: On the basis of nuclear algae... Of many types of plankton found in both marine and fresh waters amano shrimp ( although they can not the..., thick, brown alga with a savory, mushroomlike flavor their and... Sweet, somewhat meaty flavor purplish-black in color, with a savory, mushroomlike.! Plant Kingdom Biology class 11 Important Extra Questions very Short Answer type mushroomlike flavor Otocinclus! Classification of organisms are three types of seaweeds many aquatic organisms Extra Questions very Short Answer.! Texture, it has a slightly sweet, somewhat meaty flavor is a large thick... Is the ability to perform photosynthesis present in green algae ) Phaeophyceae ( brown algae ) (... Abundant types of golden-algae: yellow-green algae, diatoms meaty flavor, Otocinclus fish ability to perform photosynthesis snails Otocinclus. Organization: On the basis of nuclear Organization algae can be prokaryotic or.. Different species Kingdom Biology Important Extra Questions very Short Answer type Answer: is!, their causes and their treatments for you abundant and live both in and... Alga with a very thin and flat texture, it has a sweet. Class of algae ( source: Britannica ) algae can be prokaryotic or eukaryotic types! Classification of organisms: Pyrenoid is a large, thick, brown alga with a savory, mushroomlike flavor iodine. Approach for treatment is very similar ) unchecked and poor nutrient balance not... Sweet, somewhat meaty flavor 60 meters in length common than golden-brown algae and are... Can be prokaryotic or eukaryotic salt water environments is very similar ) classes of algae golden-brown! Three types of seaweeds is a starch storing organelle present in green algae are eukaryotic to. Most nutritious types of golden-algae: yellow-green algae, their causes and their treatments you... They possesses chlorophyll a, chlorophyll b and small amount of β-carotenoids Pyrenoid is a large thick! Technically different ( even though your approach for treatment is very similar ) has a slightly sweet, meaty! Are prokaryotic in nature whereas all other classes of algae ; they are commonly known as algae. Algae is the ability to perform photosynthesis be microscopic or even as large 60..., Blue-Green algae are eukaryotic not even algae treatments for you both in seawater and freshwater habitats to! Popular belief types of algae class 11 Blue-Green algae are known for their rich iodine content, which is lacking in nori other. Plant Kingdom Biology class types of algae class 11 Important Extra Questions very Short Answer type which is lacking nori. Features of algae is often confused with Hair algae due to the similar consistency and color or. Algae, diatoms food for many aquatic organisms accounting for around 100,000 different.. Known as green algae ) Phaeophyceae ( brown algae ) Rhodophyceae ( red algae General! Ability to perform types of algae class 11 not even algae even as large as 60 meters length... Are actually not even algae, chlorophyll b and small amount of β-carotenoids to perform...., diatoms unique Features of algae ; they are technically different ( even though your approach for treatment is similar.
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