MCQ
Which is wrong about mitochondria?
- ASite of aerobic respiration
- BSupported by double unit membrane
- CInfolding of inner membrane forms cristae
- ✓Many circular $DNA$ and few ribosomes are found in matrix.
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$I$.In racemose inflorescence, the flowers are brone in a basipetal order:
$II$.Epigynous flowers are seen in rose plant. $III$.In brinjal, the ovary is superior:
Of these statements
$(i)$ It is a membrane bound space found in the cytoplasm.
$(ii)$ It is bound by a single membrane called tonoplast.
$(iii)$ It contains water, sap, excretory products and other materials not useful to the cell.
$(iv)$ It has higher concentration of sap than the cytoplasm.