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Which of the following option for diatom...

Which of the following option for diatoms is correct ?

A

Pecto-cellulosic cell wall

B

Silicified cell wall

C

Multicellular eukaryotes

D

Produce saxitoxin

Text Solution

Verified by Experts

The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-BIOLOGICAL CLASSIFICATION-Exercise
  1. Which kingdom includes most diversed group of organisms and has no wel...

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  2. Chrysophytes are (a) Diatoms and desmids (b) Diatoms and dinoflagell...

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  3. Which of the following option for diatoms is correct ?

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  4. The cell wall encloses the peripheral layer of cytoplasm surrounded a ...

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  5. Red tide is caused by rapid multiplication of

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  6. Mark the mis-matched pair

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  7. Red-organge photosenitive pigment in Euglena is (a) Astaxanthin (b)...

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  8. Acellular slime moulds show (a) Haploid uninucleate plasmodium (b) ...

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  9. In acellular slime moulds, sporangium has an intricate network of cyto...

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  10. Mark the correct match :

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  11. Mark the odd one (w.r.t. fungi) (a) Unicisternal Golgi bodies (b) Sh...

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  12. Select incorrectly matched pair : (a) Rhizopus - Sporangiospore (b) ...

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  13. Coenocytic mycelium is found in :- (a) Neurospora (b) Rhizopus (c)...

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  14. Choose incorrect match w.r.t. different classes of fungi

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  15. Asci are not organised into ascocarps in

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  16. Ultimate branches of conidiophore in Penicillium is

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  17. Name the asexual reproductive spores in fungi.

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  18. The name of the class is based on sexual structure as the site karyoga...

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  19. In Agaricus, clamp connections and dolipore septa are shown by the hyp...

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  20. Select correct statement w.r.t. mycorrhizal roots (a) They do not dif...

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