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Biological Classification
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Which among the following is not a prokaryote?
Yeast is a eukaryotic fungus.
$Saccharomyces$, i.e. yeast, is a eukaryote (unicellular fungus). $Mycobacterium$ – a bacterium; $Oscillatoria$ and $Nostoc$ are cyanobacteria. -
Ciliates differ from all other protozoans in
Ciliates have a macronucleus and a micronucleus.
Ciliates differ from other protozoans in having two types of nuclei, e.g. $Paramoecium$ has a macronucleus and a micronucleus. -
Which of the following organisms are known as chief producers in the oceans?
Diatoms are the chief producers in the oceans.
Diatoms are the chief producers of the ocean.
