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Science 4 - Unit 1.4 - Different types of skelet ...

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  • What is an identification key? 什么是鉴定检索表？
    A set of questions that helps you identify an animal. 一组帮助你识别动物的问题。
  • Which of these is an invertebrate? A) Fish B) Bird C) Cat D) Spider 以下哪个是无脊椎动物？A) 鱼 B) 鸟 C) 猫 D) 蜘蛛
    D) Spider. D) 蜘蛛。
  • What is a vertebrate? 什么是脊椎动物？
    An animal with an endoskeleton and a spine. 有内骨骼和脊柱的动物。
  • What is an invertebrate? 什么是无脊椎动物？
    An animal with an exoskeleton and no spine. 有外骨骼但没有脊柱的动物。
  • What is an endoskeleton? 什么是内骨骼？
    A skeleton inside the body. 身体内部的骨骼。
  • Why do animals need a skeleton? 为什么动物需要骨骼？
    To support their body, protect their organs, and help them move. 为了支撑它们的身体、保护它们的器官，并帮助它们活动。
  • Which of these is a vertebrate? A) Spider B) Crab C) Dog D) Snail 以下哪个是脊椎动物？A) 蜘蛛 B) 螃蟹 C) 狗 D) 蜗牛
    C) Dog. C) 狗。
  • What am I? I am a skeleton inside an animal's body. 我是什么？我是动物身体内部的骨骼。
    An endoskeleton. 内骨骼。
  • What does the word "endo" mean? "endo"这个词是什么意思？
    Inside. 内部。
  • True or False: Humans are vertebrates. 对还是错：人类是脊椎动物。
    True. 对。
  • What does the word "exo" mean? "exo"这个词是什么意思？
    Outside. 外部。
  • Which animals are invertebrates? 哪些动物是无脊椎动物？
    Insects, spiders, crabs, and snails. 昆虫、蜘蛛、螃蟹和蜗牛。
  • Fill in the blank: An animal without a spine is called an ______. 填空：没有脊柱的动物叫做______。
    Invertebrate. 无脊椎动物。
  • Which animals are vertebrates? 哪些动物是脊椎动物？
    Humans, dogs, cats, birds, and fish. 人类、狗、猫、鸟和鱼。
  • True or False: Insects are vertebrates. 对还是错：昆虫是脊椎动物。
    False. 错。
  • What does an identification key help scientists do? 鉴定检索表帮助科学家做什么？
    Identify and group animals. 识别和分组动物。
  • What am I? I am a hard shell on the outside of an animal's body. 我是什么？我是动物身体外部坚硬的壳。
    An exoskeleton. 外骨骼。
  • True or False: All animals have the same kind of skeleton. 对还是错：所有动物都有相同种类的骨骼。
    False. 错。
  • What is an exoskeleton? 什么是外骨骼？
    A skeleton on the outside of the body. 身体外部的骨骼。
  • Fill in the blank: An animal with a spine is called a ______. 填空：有脊柱的动物叫做______。
    Vertebrate. 脊椎动物。
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