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What are crops, their importance, and examples from different plant families?

Biology

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Here are the answers to your questions:

  1. Step 1: Analyze the definition provided. "_______ are plants that are cultivated for various purposes such as for food, fibre, medicinal or ornamental value."

  1. Compare the definition with the given options.

    A crop is a plant cultivated for these purposes. * The correct option is (a). * Answer: a) crop

    1. Step 1: Identify the general importance of crops. Crops are crucial for food security, economic benefits, and environmental well-being.

  2. Evaluate the options to find the one that is not an importance.

    Disease introduction is a negative aspect, not an importance, of crop production. * The correct option is (a). * Answer: a) disease introduction

    1. Step 1: Recall the characteristics of the Gramineae (Poaceae) family. This family includes grasses like maize, millet, and rice.

  3. Identify the crop that does not belong to this family.

    Cowpea (Vigna unguiculata) belongs to the Leguminosae (Fabaceae) family. * The correct option is (a). * Answer: a) cowpea

    1. Step 1: Recall the characteristics of the Solanaceae family. This family includes plants like tomato, potato, and pepper.

  4. Identify the crop that does not belong to this family.

    Yam (Dioscorea spp.) belongs to the Dioscoreaceae family. * The correct option is (d). * Answer: d) yam

    1. Step 1: Identify crops grown for their edible grains. Maize, Guinea corn (sorghum), and wheat are all grown for their grains.

  5. Identify the crop that is not grown for its edible grains.

    Yam is grown for its edible tubers. * The correct option is (a). * Answer: a) yam

    1. Step 1: Identify common fruit crops. Mangoes, pawpaw, and oranges are all fruit crops.

  6. Identify the crop that is not typically considered a fruit crop.

    Amaranthus is primarily grown as a leafy vegetable or for its seeds, not as a fruit. * The correct option is (a). * Answer: a) Amaranthus

    1. Step 1: Identify crops grown for their edible seeds. Maize, cowpea,
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