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Tamil Nadu Board of Secondary EducationHSC Science Class 12

HSC Science Class 12 - Tamil Nadu Board of Secondary Education Question Bank Solutions for Zoology

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Zoology
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Give reasons:

Genetic code is ‘universal’.

[5] Molecular Genetics
Chapter: [5] Molecular Genetics
Concept: undefined >> undefined

Name the anticodon required to recognize the following codon: AAU.

[5] Molecular Genetics
Chapter: [5] Molecular Genetics
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What are the possible risks of GMOs?

[10] Applications of Biotechnology
Chapter: [10] Applications of Biotechnology
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Differentiate J and S shaped curve

[11] Organisms and Populations
Chapter: [11] Organisms and Populations
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Describe Growth Models/Curves.

[11] Organisms and Populations
Chapter: [11] Organisms and Populations
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Discuss briefly the following:

Ecosan toilets

[13] Environmental Issues
Chapter: [13] Environmental Issues
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Name the anticodon required to recognize the following codon: CGA

[5] Molecular Genetics
Chapter: [5] Molecular Genetics
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Name the anticodon required to recognize the following codon: UAU

[5] Molecular Genetics
Chapter: [5] Molecular Genetics
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Name the anticodon required to recognize the following codon: GCA.

[5] Molecular Genetics
Chapter: [5] Molecular Genetics
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Who is the founder of Modern Eugenics movement?

[4] Principles of Inheritance and Variation
Chapter: [4] Principles of Inheritance and Variation
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Improvement of human race by encouraging the healthy persons to marry early and produce large number of children is called ____________.

[4] Principles of Inheritance and Variation
Chapter: [4] Principles of Inheritance and Variation
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The ____________ deals with the control of several inherited human diseases especially inborn errors of metabolism.

[4] Principles of Inheritance and Variation
Chapter: [4] Principles of Inheritance and Variation
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Comment on the methods of Eugenics.

[4] Principles of Inheritance and Variation
Chapter: [4] Principles of Inheritance and Variation
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Why tRNA is called an adapter molecule?

[5] Molecular Genetics
Chapter: [5] Molecular Genetics
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Give an account on the major causes for the extinction of a particular species on earth.

[6] Evolution
Chapter: [6] Evolution
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Explain the three level of impact of extinction of species.

[6] Evolution
Chapter: [6] Evolution
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Allergy involves ____________.

[8] Immunology
Chapter: [8] Immunology
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Anaphylactic shock is due to ____________.

[8] Immunology
Chapter: [8] Immunology
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Give an account of population regulation.

[11] Organisms and Populations
Chapter: [11] Organisms and Populations
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The interaction in nature, where one gets to benefit on the expense of other is _________.

[11] Organisms and Populations
Chapter: [11] Organisms and Populations
Concept: undefined >> undefined
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