A group of biology students were studying about the algae. They prepared a sample slide using a water sample drawn from a puddle. While observing the sample under microscope, they noted that those were living in the colony and the colony was coated with a jelly-like substance. Using these hints identify the organism.

Ulva

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Sargassum

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Volvox

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Diatom

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Solution

The correct option is C Volvox
Volvox is a freshwater green alga. It is found in multicellular colonies. These colonies are known as "coenobium". They also move together in colonies.
So, in this case, option C " Volvox" is the correct answer.

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A group of students took an old shoe box and covered it from all sides with black paper. They fixed a source of light (a torch) at one end of the box by making a hole in it and made another hole on the other side to view the light. They placed a milk sample contained in a beaker in between the hole and the torch. They were amazed to see that milk taken in the tumbler was illuminated. They tried the same activity by taking a salt solution but found that light simply passed through it.

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pls reply fast

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The correct option is C VolvoxVolvox is a freshwater green alga. It is found in multicellular colonies. These colonies are known as "coenobium". They also move together in colonies.So, in this case, option C " Volvox" is the correct answer.

The correct option is C Volvox
Volvox is a freshwater green alga. It is found in multicellular colonies. These colonies are known as "coenobium". They also move together in colonies.
So, in this case, option C " Volvox" is the correct answer.