MCQ
Which of the following is a Prokaryote
- AChlorella
- BChlamydomonas
- CProtomyces
- ✓Oscillatoria
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$R-$ RuBisCo is the most abundant enzyme in the world.
| Primary sludge | Activated sludge |
| (i) It is sludge formed during primary-sew-age treatment | It is sludge formed during secondary sewage treatment |
| (ii) It possesses floes of decomposer microbes | It does not posses floes of decomposer microbes |
| (iii) It does not require aeration | Formation of activated sludge requires aeration |
| (iv) A lot of decomposition occurs during formation of primary sludge | Very little decomposition occurs during formation of activated sludge |
$\begin{array}{|l|l|} \hline Column\,\,-\,\,I & Column\,\,-\,\,II \\ \hline (1)\,\,Gymnosperm & (p)\,\,Sphegnum \\ \hline (2)\,\,Angiosperml & (q)\,\,Sellaginella \\ \hline (3)\,\,Bryophytes & (r)\,\,Pinus \\ \hline (4)\,\,Pteridophyte & (s)\,\,Eucalyptus \\ \hline \end{array}$