Biology MCQs

1496 MCQs  — Everyday Science MCQs  (Page 57 of 150)

Attempt Biology Quiz
Which of the following statement about eiliates in incorrect_____________?
A. Contain mainly unicellular organisms.
B. Their contractile vacoule is respobsible for water regulation.
C. They are even capable of sexual reproduction.
D. Diploid nucleus being smaller is responsible for cells metabolism and growth while polyploidy nucleus functions in sexual process.
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Of the following which one is not the characteristic of dinoflagellates?
A. Most of them are unicellular
B. They have blooms
C. Their cells are often covered with shells of interlocking cellulose plates impregnated with calcium
D. None of these
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Lime stone deposits are formed from__________?
A. Zooflagellates
B. Foraminferans
C. Aetinopods
D. Apicomplexans
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The most important group of producers in marine ecosystem is of__________?
A. Diatoms
B. Euglenoids
C. Dinoflagellates
D. Brown algae
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Plasmodium belongs to__________?
A. Ciliates
B. Apicomplexans
C. Actinopods
D. Foraminferans
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Most dinoflagellates are___________?
A. Unicellular
B. Multicellular
C. Both of these
D. Zooflagellates
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Kingdom protista includes_____________phyla?
A. 27
B. 28
C. 26
D. 29
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All phostosynthetic euglenoids lose their chlorophyll when grown in dark and obtain their nutrients heterotrophically this statement is___________?
A. True
B. False
C. May be true may be false
D. Unpredictable
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Stentor is a/an____________?
A. Ciliate
B. Foraniniferan
C. Actinopods
D. Apicomplexan
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Based on molecular data euglenoids are thought to be closely related to___________?
A. Dinoflagellates
B. Zooflagellates
C. Protozoans
D. Algae
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Word of the Day
13 Jul
Debunk
expose the falseness or hollowness of (an idea or belief).
بے نقاب کرنا، پول کھولنا

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