Question

Difference between bacteria & blue green algae 8th class answer

Answer 1

Differences between Bacteria and Cyanobacteria. Cyanobacteria is also known as blue-green algae. They differ from other bacteria in that cyanobacteria possess chlorophyll-a, while most bacteria do not contain chlorophyll. Chlorophyll-a gives them their characteristic blue-greencolor.

Answer 2

Hey dear.....

Here is your answer....

✨Difference between bacteria and blue green algae :-

1⃣ Size
⭕ bacteria : Comparatively smaller
➡️Blue Green algae :comparatively larger
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.2⃣ Distribution
⭕Bacteria:Found every possible places in earth.
➡️Blue Green algae :Only found in presence of sunlight and moisture.
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3⃣ Flagella
⭕Bacteria : May bear flagella.
➡️Blue Green algae :Flagella always absent.
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4⃣ Cell wall1-
⭕Bacteria : 2 layered.
➡️Blue Green algae : 4 layered.
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5⃣ Composition of cell wall
⭕Bacteria : Glycolipids and peptidoglycan.
➡️Blue Green algae : Cellulose and pectin.
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6⃣ Nutrition
⭕Bacteria :May be autotrophic or heterotrophic.
➡️Blue Green algae :Usually autotrophic.
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7⃣ Photosynthetic pigments
⭕Bacteria :Photosynthetic pigment is bacteriochlorophyll.
➡️Blue Green algae :Photosynthetic pigments is chlorophyll a.
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8⃣ Accessory pigment
⭕Bacteria :Absent
➡️Blue Green algae : Accessory pigment like phycocyanin and phycoerythrin are present in dominating form.
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9⃣ Reserve food
⭕Bacteria :Glycogen
➡️Blue Green algae :Cyanophycean starch
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Spore formation
⭕Bacteria : Is endogenous.
➡️Blue Green algae : Is not endogenous.

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