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प्रश्न
Brown algae belongs to ______ class.
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उत्तर
Brown algae belongs to Phaeophyceae class.
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संबंधित प्रश्न
Match the following.
| Cyanophyceae | Green algae |
| Chlorophyceae | Blue-green algae |
| Phaeophyceae | Red algae |
| Rhodophyceae | Brown algae |
Define - Thallus.
Write any three economic importance of algae.
Write the differences between algae and fungi.
Thallophyta, bryophyta and pteridophyta are called as ‘Cryptogams’. Gymnosperms and Angiosperms are called as ‘phanerogams’. Discuss why? Draw one example of Gymnosperm.
Blue-green algae are not placed under kingdom Protista whereas other algae are placed under it.
______ is used in space travel.
Classification of algae was given by ______.
The cell wall of algae is made up of a chemical substance called chitin.
In the members of Phaeophyceaе.
- Asexual reproduction occurs usually by biflagellate zoospores.
- Sexual reproduction is by oogamous method only.
- Stored food is in the form of carbohydrates which is either mannitol or laminarin.
- The major pigments found are chlorophyll a, c and carotenoids and xanthophyll.
- Vegetative cells have a cellulosic wall, usually covered on the outside by gelatinous coating of algin.
Choose the correct answer from the options given below:
