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Decide which of the following pair of causes of depletion and victimised species is correct regarding the depletion of biodiversity – (a)…
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Which is the correct sequence of the Nitrogen Cycle? (a) Fixation of Nitrogen → Denitrification → Ammonification → Nitrification (b) Ammonification →…
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Which reactants were used in the experiment of Miller and Urey regarding the chemical origin of life? (a) Oxygen, Methane, Nitrogen dioxide…
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Identify the features of homologous organs- (a) Different by structure but identical by origin and function (b) Different by origin and function…
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Which of the following is not a tenet of Darwinism? (a) Struggle for existence (b) Variation (c) Natural selection (d) Inheritance of…
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Which would be the genotypic and phenotypic ratio in the F2 generation of a hybrid cross in case of incomplete dominance? (a)…
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Which two of the following genotypes represent the genotype of a pea plant with yellow coloured and wrinkled seed? (a) YYr, Yy…
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What is the ratio of the number of genotypes BBRr and BBRR produced in the F2 generation of dihybrid cross in Guinea…
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Which of the following stages is not included under the Sporophytic generation in the alternation of generations of the fern? (a) Prothallus…
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Which of the following pairs is correct in respect of the process of cross-pollination? Mode of pollination Name of the plant (a)…
