In nature, cleistogamous flowers are
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Which one of the following pairs of plant structures has haploid number of chromosomes?
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Which one of the following is surrounded by a callose wall?
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Study the following table and select the most correct option given below the table. List –I | List –II |
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(Structure before seed formation) | (Structure after seed formation) | A. Funiculus | I. Hilum | B. Scar of Ovule | II. Tegmen | C. Zygote | III. Testa | D. Inner integument | IV. Stalk of seed | | V. Embryo |
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What is the function of germ pore?
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Which of the following pairs in angiosperms are diploid and triploid, respectively?
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Which of the following statements about sporopollenin is false?
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Tapetum is present between
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Monocot pollen grains are generally
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Ovule is
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