Question: What Is Algae Class 8?

What do you mean by algae?

Algae are a diverse group of aquatic organisms that have the ability to conduct photosynthesis.

Certain algae are familiar to most people; for instance, seaweeds (such as kelp or phytoplankton), pond scum or the algal blooms in lakes..

Where is algae found?

Algae are aquatic, plant-like organisms. They encompass a variety of simple structures, from single-celled phytoplankton floating in the water, to large seaweeds (macroalgae) attached to the ocean floor 2. Algae can be found residing in oceans, lakes, rivers, ponds and even in snow, anywhere on Earth.

What are the 5 types of algae?

Therefore, the term “algae” is a common one, rather than a word that connotes a specific, scientific meaning.Euglenophyta (euglenoids) … Chrysophyta (golden-brown algae) … Pyrrophyta (fire algae) … Chlorophyta (green algae) … Rhodophyta (red algae) … Paeophyta (brown algae) … Xanthophyta (yellow-green algae)

Is algae a plant or protist?

Plant-like protists are called algae. They include single-celled diatoms and multicellular seaweed. Like plants, algae contain chlorophyll and make food by photosynthesis. Types of algae include red and green algae, euglenids, and dinoflagellates.

Is algae a fungus?

Algae vs FungiDifference Between Algae And FungiAlgaeFungiAlgae are grouped in the kingdom Plantae. The unicellular blue-green algae are kept under the kingdom ProtistaIn the five-kingdom classification by Whittaker, fungi were placed in a separate kingdom Fungi3 more rows•Dec 8, 2020

What are algae for Class 7?

Algae is a group of eukaryotic organisms which can exist both as unicellular organisms and multicellular organisms. Generally, they are green due to the chlorophyll content present in them and sometimes they can also occur in red, brown and blue colors also.

What is algae Class 7 short?

The green, slimy patches that grows in moist areas or stagnant water is called algae. The presence of chlorophyll in algae makes them capable to prepare their own food by process called photosynthesis.

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.

How is algae reproduce?

Algae regenerate by sexual reproduction, involving male and female gametes (sex cells), by asexual reproduction, or by both ways. … Many small algae reproduce asexually by ordinary cell division or by fragmentation, whereas larger algae reproduce by spores.

Why is algae so important?

Algae form organic food molecules from carbon dioxide and water through the process of photosynthesis, in which they capture energy from sunlight. Algae produce an estimated 30 to 50 percent of the net global oxygen available to humans and other terrestrial animals for respiration. …

What is algae Short answer?

Algae are a large and diverse group of simple, typically autotrophic organisms. Some have one cell and others have many cells. The largest and most complex marine algae are called seaweeds. They are like plants, and “simple” because they lack the many distinct organs found in land plants.

Is algae a plant or animal?

Algae are photosynthetic creatures. They are neither plant, animal or fungi. Many algae are single celled, however some species are multicellular. Many, but not all of red and brown algae are multicellular.

What are the six classes of algae?

Annotated classificationClass Bacillariophyceae (diatoms) … Class Bicosoecaceae. … Class Chrysophyceae (golden algae) … Class Dictyochophyceae. … Class Eustigmatophyceae. … Class Phaeophyceae (brown algae or brown seaweeds) … Class Prymnesiophyceae (Haptophyceae) … Class Raphidophyceae (Chloromonadophyceae)More items…•

What is another word for algae?

algaeseaweed.dulse.kelp.scum.

What is the class for algae?

Classification of Plant-like ProtistsPhylum or DivisionClassCommon NameDivision ChlorophytaGreen algaeRhodophytaRed algaeEuglenozoaEuglenoidsHeterokontophytaPhaeophyceaeBrown algae4 more rows•Dec 11, 2015