Question

Which of the following pair have cell wall ?
O Dinoflagellates and diatoms
O Euglena and slime mould
O Protozoa and Euglena
O Chrysophytes and Euglenoids​

Answer 1

Answer:

3 no.

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Answer 2

The correct answer is Dinoflagellates and diatoms.

EXPLANATION :

• Dinoflagellates and diatoms are single-celled algae and are one of the most common forms of phytoplankton they both possess cell walls.
• The cell wall of Dinoflagellates is composed of cellulose while the cell wall of diatoms comprises silica.
• Euglena belongs to the kingdom Protista. They contain chloroplast but lack cell walls.
• Slime mould are heterotrophs that have a cell wall.
• Protozoa are unicellular eukaryotes that lack a cell wall
• Chrysophytes are also known as golden algae that possess a cell wall

Hence, the pair that have cell wall is Dinoflagellates and diatoms.

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