Ladybugs are helpful insects because they eat ___. A. flowers B. leaves C. aphids D. grasses 相关知识点: 试题来源: 解析 C。解析:Ladybugs(瓢虫)是有益的昆虫,因为它们吃蚜虫(aphids)。flowers 花、leaves 树叶、grasses 草都不是瓢虫的食物。反馈 收藏 ...
Ladybugs, also known as lady beetles or ladybird beetles, areconsidered beneficial insects in the gardenbecause they are predators for many known garden insect pests. Will ladybugs destroy my garden? Ladybugs do no damage, but they love the "all-you-can-eat buffet" that sap-sucking aphids and...
Are Ladybugs Helpful Insects?doi:10.1080/00368121.1969.9958133Persky, Barry StephenKaplan, BurtonScience Activities Classroom Projects & Curriculum Ideas
For instance, I have discovered that when ladybugs are born, they come out of the pups and their shells are orange, soft, and damp. I have also found out that they have two sets of wings. When the wings dry off, they can fly. Another interesting thing I have lea...
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Ladybugs are cute. They have spots and can ___ bad insects. A. eat B. see C. find D. like 相关知识点: 试题来源: 解析 A。本题考查昆虫的行为,瓢虫很可爱,它们有斑点并且能吃坏昆虫。B 选项“see”是看见,C 选项“find”是找到,D 选项“like”是喜欢,都不符合瓢虫吃害虫的习性。反馈...
【题目】 Some insects, such as butterflies and ladybugs, are quite beautiful. But ,did you know that many bugs are also edibleand are filled with protein?Aletheia Price knows this-and a lot more-about bugs . She also thinks you should try eating some. If you visit the website www . ...
Ladybugs are very beneficial for gardeners.思路:what: 物种介绍 where:分布why:①因为吃蚜虫和害虫;②繁殖能力强,培养成本低,提升利润;③不需要使用农药,进而产品质量,便于宣传。例证:北美的许多国家已经将其应用于农业生产中,并取得好的收益。Ladybugs are beautiful and common insects which are found in almost...
Some natural predators can help keep your garden clear of mealybugs.Ladybugs, lacewings, and syrphid flies are natural predators that kill mealybugs. “Encourage beneficial insects like ladybugs and parasitic wasps in your garden, as they feed on mealy bugs,” Adnan says. ...
Most ladybugs eat which destory crops.68. Where do the ladybugs live?69.70. 相关知识点: 试题来源: 解析 IX. 66. to bring good luck 67. other insects 68. Many different places, including green lands, forests, cities, the countryside and along rivers. 69. Whether you know them or not...