Multiple Choice Questions

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In India, the organisation responsible for assessing the safety of introducing genetically modified organisms for public use is

  • Indian Council of Medical Research (ICMR)

  • Council for Scientific and Industrial Research (CSIR)

  • Genetic Engineering Appraisal Committee (GEAC)

  • Research Committee on Genetic Manipulation (RCGM)


C.

Genetic Engineering Appraisal Committee (GEAC)

Indian Government has setup organisation such as GEAC (Genetic Engineering Appraisal Committee) which will make decisions regarding the validity of GM research and safety of introducing GM-organism for public services.


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The correct order of steps in Polymerase Chain Reaction (PCR) is

  • Extension, Denaturation, Annealing

  • Annealing, Extension, Denaturation

  • Denaturation, Annealing, Extension

  • Denaturation, Extension, Annealing


Select the correct match

  • Ribozyme - Nucleic acid

  • F2 × Recessive parent - Dihybrid cross

  • G. Mendel - Transformation

  • T.H. Morgan - Transduction


A ‘new’ variety of rice was patented by a foreign company, though such varieties have been present in India for a long time. This is related to

  • Co-667

  • Sharbati Sonora

  • Basmati

  • Lerma Rojo


Select the correct match

  • Alec Jeffreys - Streptococcus pneumoniae

  • Alfred Hershey and Martha Chase - TMV

  • Francois Jacob and Jacques Monod - Lac operon

  • Matthew Meselson and F. Stah - Pisum sativum


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Which of the following has proved helpful in preserving pollen as fossils?

  • Pollenkitt

  • Cellulosic intine

  • Sporopollenin

  • Oil content


The experimental proof for semiconservative replication of DNA was first shown in a

  • Fungus

  • Bacterium

  • Virus

  • Plant


Which of the following pairs is wrongly matched?

  • Starch synthesis in pea: Multiple alleles

  • ABO blood grouping: Co-dominance

  • T.H. Morgan: Linkage

  • XO type sex determination: Grasshopper


Offsets are produced by

  • Meiotic divisions

  • Mitotic divisions

  • Parthenogenesis

  • Parthenocarpy


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Select the correct statement

  • Franklin Stahl coined the term ‘‘linkage’’

  • Punnett square was developed by a British scientist

  • Transduction was discovered by S. Altman

  • Spliceosomes take part in translation