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Plants follow different pathways in response to environment or phases of life to form different kinds of structures.

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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Which of the following algae produce Carrageen? (1) Blue-green algae (2) Green algae (3) Brown algae (4) Red algae

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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DNA strands on a gel stained with ethidium bromide when viewed under UV radiation, appear as: (1) Bright blue bands (2) Yellow bands

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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During the purification process for recombinant DNA technology, addition of chilled ethanol precipitates out: (1) Polysaccharides (2) RNA (3) DNA (4) Histones

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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Inspite of interspecific competition in nature, which mechanism the competing species might have evolved for their survival?

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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A typical angiosperm embryo sac at maturity is: (1) 8-nucleate and 8-celled (2) 8-nucleate and 7-celled (3) 7-nucleate and 8-celled (4) 7-nucleate and 7-celled

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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Gemmae are present in: (1) Some Liverworts (2) Mosses (3) Pteriodophytes (4) Some Gymnosperms

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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Match List - I with List - II. (a) Cohesion (i) More attraction in liquid phase

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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Diadelphous stamens are found in : (1) China rose and citrus (2) China rose (3) Citrus (4) Pea

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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The production of gametes by the parents, formation of zygotes, the F1 and F2 plants, can be understood from a diagram called: (1) Net square (2) Bullet square

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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Genera like Selaginella and Salvinia produce two kinds of spores. Such plants are known as (1) Heterosporous (2) Homosorus (3) Heterosorus (4) Homosporous

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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The factor that leads to Founder effect in a population is : (1) Genetic drift (2) Natural selection (3) Genetic recombination (4) Mutation

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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The term used for transfer of pollen grains from anthers of one plant to stigma of a different

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Which of the following is an incorrect statement? (1) Nuclear pores act as passages for proteins and RNA molecules

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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Mutations in plant cells can be induced by: (1) Zeatin (2) Kinetin (3) Infrared rays (4) Gamma rays

asked Nov 8, 2021 in 2021 by Doubtly (98.9k points)

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