Jellyfish can sting people. This shows that jellyfish are ___. A. safe for humans B. helpful for humans C. dangerous to humans D. not related to humans 相关知识点: 试题来源: 解析 C。选项 A“safe for humans”意为对人类安全;选项 B“helpful for humans”意为对人类有帮助;选项 C“dang...
Jellyfish,because of their stinging(蜇人的)tentacles,can be dangerous to humans.Of the more than 2,000 species,roughly 70 are thought to be potentially dangerous to humans.The stings of some of these can even be deadly to humans,and may leave permanent scars on any victim who is lucky ...
Jellyfish: Jellyfish can be found in all of Earth's oceans. Some of them are very dangerous to humans. However, jellyfish form an important part of the oceanic food chain. Answer and Explanation:1 Jellyfish belong to the taxonomic phylum Cnidaria. They have been on Earth for over 500 mi...
This aggressive behavior is not defensive – it’s just sexual play to the dolphins. But it’s often terrifying and dangerous to humans, especially since the dolphins reach speeds over 20 miles per hour in their attempts to collide. 6. Dolphins Carry Heavy Loads of Debilitating Sexually Transmi...
The box jellyfish is widely regarded to be the most poisonous animal whose toxin (毒素) can cause heart attacks. Cobras, typically found in the jungles of India and China, can kill somebody in a very short time and just 7ml of theirvenomis enough to kill 20 humans. ...
完形填空代区期末)Jellyfish are badly named. They are neither a fish nor made of jelly. Instead, their bodies are 1 95% water and 5% solid matter. They have been in existence for at least half a billion years. Yes, they are _2_ than dinosaurs. Surprisingly, they don't have a brain...
It should be noted that, although it can perceive light, without eyes it cannot see images.Jellyfish, because of their stinging(蜇人的) tentacles, can be dangerous to humans. Of the more than2,000 species, roughly 70 percent of them are thought to be potentially dangerous to humans. The...
According to National Geographic Kids, jellyfish can sting humans and the wound can be painful and sometimes dangerous. However, jellyfish don't purposely attack humans as most stings occur when people accidentally touch a jellyfish. This story was reported from Los Angeles....
Box jellyfish stings are notorious for their toxicity. Many species of box jellyfish are toxic enough to kill humans, but not all of them are fatal to humans.Chironex fleckeri(Australian box jelly) is considered as the deadliest and the most dangerous box jellyfish, and in fact, is the ...
Sophia said it wants to use to “help humans live a better life.” Sorkin expressed concerns 6. (previous) raised by Elon Musk that artificial intelligence could be dangerous if it 7. (go) evil and turned on humanity. But Sophia insisted it wanted to use artificial intelligence only to...