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List five ways in which algae are useful to us?
(i) kelps- obtained from brown algae, are sources of iodine and potassium.(ii)blue-green algae like ANABAENA and NOSTOC are able to fix nitrogen in the form of nitrates and thus increase the fertility of soil..(iii) an antibiotic CHLORELLIN is obtained from the algae Chlorella..(iv) red algae is used in the preparation of agar agar , which is used in jellies and ice-creams..(v)iodine is produced by the brown algae- Laminaria which occurs in sea....(vi)diatoms- obtained from green algae are used to make metal polish,porcelain, toothpaste, glass, etc........
Which group of organisms does not depend upon obtaining preformed organic molecules from the environment for nutrition?
Algae
How does a paramecium obtain nutrition?
it uses its hair like fur called cilia to catch food it eats yeast,algae and bacteria
What are agar and what are they used for?
Agar is a chemical obtained from brown algae . It is actually a solidifying agent and used to prepare media for microbial growth .
What is the sexual reproduction and nutrition of a named algae?
ewan ko sainu kung bat ako naputa d2 .. nagreresearch lang naman ako kanina ehh..
What type of nutrition does algae have?
Algae have photosynthetic nutrition.
What is the mode of nutrition of algae?
photoautothrophy
Find out the mode of nutrition for algae organisms?
autotropic mode of nutrition
What is the mode of nutrition of a sea urchin?
Algae and seaweed.
Heterotrophic nutrition in plants?
heterotrophic nutrition is the nutrition is the nutrition obtained by digesting organic compounds
Is agar red algae or green algae?
Red algae cell walls contain agar. while green algae cell walls contain cellulose Answer 2 Agar is a chemical obtained from walls of certain red marine algae .It is not Algae itself .
What has the author John H Lancaster written?
John H. Lancaster has written: 'Algal nutrition' -- subject(s): Algae, Nutrition, Plants
List five ways in which algae are useful to us?
(i) kelps- obtained from brown algae, are sources of iodine and potassium.(ii)blue-green algae like ANABAENA and NOSTOC are able to fix nitrogen in the form of nitrates and thus increase the fertility of soil..(iii) an antibiotic CHLORELLIN is obtained from the algae Chlorella..(iv) red algae is used in the preparation of agar agar , which is used in jellies and ice-creams..(v)iodine is produced by the brown algae- Laminaria which occurs in sea....(vi)diatoms- obtained from green algae are used to make metal polish,porcelain, toothpaste, glass, etc........
In nutrition the word essential means?
necessary nutrient that can be obtained only from the diet.
Which group of organisms does not depend upon obtaining preformed organic molecules from the environment for nutrition?
Algae
The interaction between guard cells and a leaf opening would not be involved in?
heterotrophic nutrition this is anouther person answering but its heterotrophic nutrition because this nutrition gets it food from its surroundings. Also, heterotrophic nutrition are examples of fugi. In this case the leaf opening would be an example of autrophic nutrition because its examples are plants and algae.
Does algae decay and consume oxygen when they die?
When Algae runs out of the proper nutrition it needs such as phosphates and other minerals it dies. Algae then dies and starts to decay during the decaying process Algae uses oxygen which is also why fish die from lack of oxygen. So to answer this question yes Algae does decay and consume oxygen.
