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A transparent bivalved siliceous shell (...

A transparent bivalved siliceous shell (silica deposited in cellulosic cell wall) known as frustule is present in

A

dinoflagellates

B

diatoms

C

euglenoids

D

both (2) and (3)

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The correct Answer is:
B
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TRUEMAN BIOLOGY-KINGDOM PROTISTA (UNICELLULAR EUKARYOTES)-MULTIPLE CHOICE QUESTIONS
  1. Trichocysts are found in

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  2. PSP (paralytic shellfish poisoning) is connected with

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  3. A transparent bivalved siliceous shell (silica deposited in cellulosic...

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  4. Which of the following are used as pollution indicators ?

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  5. The alga/protist used for the construction of sound proof room is

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  6. Diatoms resemble dinoflagellates in having

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  7. Which of the following malarial parasites has the longest incubation p...

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  8. Diatomaceous earth is often accompanied by

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  9. G-6-P dehydrogenase deficiency is associated with heamolysis of :

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  10. The outer covering of which organism is used as abrasive for metal pol...

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  11. Fossil protists often associated with petroleum bearing rocks are

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  12. Mosquito Day is celebrated on

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  13. In bioluminescence, chemical energy is changed into

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  14. Phagotrophic nutrition is present in

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  15. Slime moulds in the division Myxomycota (true slime moulds) have

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  16. The mass of streaming protoplasm (wallless mass of multinucleate proto...

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  17. Most phases of the life cycles of plasmodial slime moulds are

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  18. Multinucleate decomposer organism is

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  19. Branched veins with flowing protoplasm occur in

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  20. The slug-like phase of the cellular slime mould life cycle is called a

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