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thuyanh1682k
2 năm trước
1.Hạt đậu đen và hạt ngô có những bộ phận nào giống nhau và khác nhau? ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 2/ Hãy cho biết số hạt của quả ở các loại cây có giống nhau không? Vì sao? ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 3/ Quả và hạt do bộ phận nào của hoa tạo thành? Em hãy cho biết những cây nào khi quả đã hình thành vẫn giữ lại bộ phận của hoa?Tên của bộ phận đó ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 4/ Người ta có những cách gì để bảo quản và chế biến các loại quả thịt ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
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