Non-genetic RNA is of from Biology NEET Year 2006 Free Solved Pr

Subject

Biology

Class

NEET Class 12

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 Multiple Choice QuestionsMultiple Choice Questions

41.

During anaerobic conditions, the rate of glycolysis increases, is called

  • compensation point

  • extinction point

  • Warburg effect

  • Pasteur effect


42.

Micro-nutrients are

  • less important in nutrition than macronutrients

  • as important in nutrition as macro-nutrients

  • may be omitted from culture media without any detrimental effect on the plant

  • called micro because they play only minor role in nutrition


43.

Hydroponics is a

  • soilless culture

  • airless culture

  • waterless culture

  • none of these


44.

Carrier of fluorosis is

  • CO2

  • chlorine

  • nitrogen

  • water


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45.

Non-genetic RNA is of

  • two types

  • three types

  • only one type

  • none of these


B.

three types

Genetic RNA are those which have the property to replicate on its own such RNA are absent in human but they are present in some plant and microorganism. 

However there are 3 major types of non- genetic RNA in human 

(i) Ribosomal RNA (r-RNA)

(ii) Transfer RNA (t-RNA)

(iii) Messenger RNA (m-RNA)


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46.

A nucleotide is a molecule consisting of a

  •  hexose sugar, phosphorus and albumen

  • phosphorus, iron and calcium

  • phosphate, 5-carbon sugar and nitrogen base

  • RNA and glucose


47.

Quiescent centre is the zone of

  • least mitotic activity in the root apex

  • least mitotic activity in the shoot apex

  • maximum mitotic activity in the root apex

  • maximum mitotic activity in the shoot apex


48.

Lathyrism is caused by

  • dal

  • moth dal

  • khesari dal

  • Glycine


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49.

Pigment anthocyanin is located in

  • chloroplast

  • chromoplast

  • cytoplasm

  • vacuole


50.

Cell theory was propounded in 1838-39 by

  • Schleiden

  • Schwann

  • Schleiden and Schwann

  • Virchow


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