How do plants protect themselves from parasites? How do gymnosperms pollinate? How do ants carry water back to the colony? Can the biological species concept only be applied to prokaryotes? How does an exoskeleton help arthropods live on land?
What can make plants weak? A. Enough sunlight. B. Ladybugs. C. Aphids sucking sap. D. Water. 相关知识点: 试题来源: 解析 C。解析:文章中提到蚜虫(aphids)吸食植物汁液会让植物变得虚弱,而充足的阳光和水分是对植物有益的,瓢虫(ladybugs)是帮助植物对抗蚜虫的,所以答案是C。
What plants repel nematodes? What do nematodes do to plants? How do nematodes kill grubs? What kills root knot nematodes? What do beneficial nematodes eat? What is the treatment for nematodes? What are soil nematodes? What do nematodes eat?
One morning, Mario came to look at the cabbage. He was surprised to see that there were no aphids anymore!1. 新考法/组合式选择 What did Mario like doing in the garden?① Watering and learning the garden.② Eating the cabbage. 相关知识点: ...
But now you know how to identify them, the harm they cause, and how to prevent them, as well as treat your infested garden plants. Have you had any issues with aphids? What did you do to get rid of them? Leave a comment below and let me know – I love that gardening is an expe...
Yellowing patches on a leaf due to sugarcane aphid feeding. The aphids suck water and sugar from the plant, causing stress that can lead to the plant dying. Credit: Michael Schmitt Grain sorghum, like other plants, has a network of pipe-like structures through which water, nutrients, and su...
根据“The cabbage is a producer, and aphids are eating the cabbage. Ladybirds like eating aphids”可知卷心菜是生产者,蚜虫正在吃卷心菜,瓢虫喜欢吃蚜虫,选项A符合食物链。故选A。 (3)题详解: 细节理解题。根据“Every morning, Mario stopped to check the plants...The cabbage is covered with some ...
their role incontrolling aphid and scale insect populations, ladybugs also help to protect plants from the damage that aphids can cause. By consuming large numbers of aphids, ladybugs help to prevent the spread of diseases and reduce the amount of damage that aphids can cause to leaves and ...
"One morning, Mario came to look at the cabbage. He was surprised to see that there were no aphids anymore!1.What did Mario like doing in the garden? B①Planting fruit and vegetables.②Doing the cleaning.③Watching the plants grow.④Looking for insects. A.①② B.②③ C.③④ D.②...
Watch Now: Wasps Do Surprisingly Cool Things Some Benefits of Wasps Paper wasps, hornets, and yellowjacketsall belong to the same family—the Vespidae—and they all provide extraordinarily important ecological services. Specifically, they help us through pollination,predation, and parasitism. Put simply...