Make a list of algae and fungi that have commercial value as a source of food,chemicals,medicines,and fodder.

Vedclass pdf generator app on play store
Vedclass iOS app on app store
(N/A) $\rightarrow$ Some algae of commercial importance are:
$(1)$ Agar: It is derived from red algae $Gelidium$ and $Gracilaria$.
$\rightarrow$ Use: It is used as a culture medium in laboratories.
$(2)$ Algin and Carrageen: Algin is derived from brown algae and Carrageen is derived from red algae.
$\rightarrow$ Use: Used as a gelling agent in food and medical dressings.
$(3)$ Food: Many species of $Porphyra$,$Laminaria$,and $Sargassum$.
$\rightarrow$ Use: These marine algae are used as food items,especially in East Asian nations.
$(4)$ Fodder: Some brown algae like $Fucus$,$Sargassum$,$Laminaria$,$Macrocystis$,and $Rhodymenia$ are important fodder for cattle.
$(5)$ Alginic acid: $A$ phycocolloid obtained from brown algae such as $Alaria$,$Macrocystis$,$Ascophyllum$,and $Laminaria$. It is used as an emulsifier,thickener,and gelling agent in toothpastes,shaving creams,ice creams,emulsion paints,and shampoos.
$(6)$ Iodine source: $Fucus$ and $Laminaria$ are rich in iodine.
$(7)$ Medicinal: Some algae like $Corallina$ and $Polysiphonia$ have medicinal properties.
$(8)$ Protein supplements: Protein-rich algae like $Chlorella$ and $Spirulina$ are used as food supplements by sailors and space travelers.
$\rightarrow$ Some fungi of commercial importance:
$(1)$ Medicine: The fungus $Penicillium$ $notatum$ is used for producing antibiotics of the penicillin group.
$(2)$ Food processing: Yeast ($Saccharomyces$ $cerevisiae$) has been used for ages for fermentation. Alcoholic beverages and bakery items are produced via yeast fermentation.
$(3)$ Food: Some varieties of $Agaricus$ (mushrooms) are used as food in many countries.

Explore More

Similar Questions

Read the following statements and answer the question based on them:
$(1)$ In liverworts,mosses,and ferns,the gametophyte is free-living.
$(2)$ Gymnosperms and some ferns are heterosporous.
$(3)$ Sexual reproduction in Fucus,Volvox,and Albugo is oogamous.
$(4)$ The sporophyte in liverworts is more elaborate than in mosses.
How many of the above statements are correct?

In which of the following plants are seeds not formed?

Match the items in Column-$I$ with those in Column-$II$:
Column-$I$Column-$II$
$(a)$ Peritrichous flagellation$(j)$ Ginkgo
$(b)$ Living fossil$(k)$ Macrocystis
$(c)$ Rhizophore$(l)$ $E. coli$
$(d)$ Smallest flowering plant$(m)$ Selaginella
$(e)$ Largest flowering plant$(n)$ Wolffia

Difficult
View Solution

Match Column $X$ with Column $Y$ and select the correct option:
Column $X$Column $Y$
$(1)$ Bryophytes$(P)$ Equisetum
$(2)$ Gymnosperms$(Q)$ Onion
$(3)$ Angiosperms$(R)$ Anthoceros
$(4)$ Pteridophytes$(S)$ Thuja

Gymnosperms resemble Angiosperms in having:

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo