MCQ
Soil erosion is greater when
- AThere is no rain
- BThe rainfall is low
- CWinds do not blow
- ✓The rainfall is received in heavy downpour
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$i. \;RNA\; polymerase \;I \;transcribes \;rRNAs$.
$ii. \;RNA \;polymerase \;II \;transcribes \;snRNAs.$
$iii. \;RNA \;polymerase \;III \;transcribes \;hnRNA.$
$iv. \;RNA \;polymerase \;II \;transcribes \;hnRNAs.$
$I.$ Methanogenic bacteria are commonly found in the anaerobic sludge formed during sewage treatment
$II.$ These bacteria are also occur in rumen of the cattle where they act upon cellulosic material to breakdown cellulose
$III.$ They play a very important role in the nutrition of cattle by digesting cellulosic material
Which of the statement given above are correct?