Which of the following statements is false? (a) Hybrid varieties of several of our food and vege...

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Which of the following statements is false?
(a) Hybrid varieties of several of our food and vegetable crops are being extensively cultivated
(b) Cultivation of hybrids has tremendously increased productivity
(c) A few flowering plants e.g. some species of Asteraceae and grasses have evolved apomixis
(d) Production of hybrid seeds is the least costly and so farmers buy such seeds frequently
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