Frogs are amphibians. They spend part of their lives in water and part on land. Where do they lay their eggs? A. On the land B. In the trees C. In the water D. In the air 相关知识点: 试题来源: 解析 C。解析:青蛙是两栖动物,它们在水中产卵,因为青蛙的卵需要在水中发育。选项A,青蛙...
In the text about frogs, "amphibian" is mentioned. "Frogs are amphibians, living both on land and in water." A. animals that can live both on land and in water B. animals that only live on land C. animals that only live in water D. animals that can fly ...
Frogs are amphibians. They are very sensitive to environmental changes. A decrease in the number of frogs may indicate that the ___ is deteriorating. A. climate B. water quality C. soil fertility D. air quality 相关知识点: 试题来源: 解析 ...
Frogs are amphibians. They can live in water and on land. What do frogs do when they are in danger? A. Run away. B. Hide. C. Jump into water. D. Fly away. 相关知识点: 试题来源: 解析 C。青蛙在危险时会跳进水里。选项 A 跑开不太准确因为青蛙主要是跳跃;选项 B 隐藏不是第一反应...
60.Frog Frogs are amphibians ometimes they live on the land. Sometimes they live in the water. It's spring. Mother Frog lays many small and black eggs in the river. Some days later, the cggs become small tadpolcs. They are brown and they have no legs. But they have a long tail....
Ⅵ. Read and judge.(阅读短文,判断正误,用“T”或“F”表示)Frogs are amphibians(两栖动物). Amphibians are cold-blooded and havebackbones. They live both on the land and in the water.Frogs can be green, yellow, orange, red, gray or blue. Frogs with brightcolours are the most poisonous(...
Are tree frogs reptiles or amphibians? Are amphibians and reptiles the same thing? Do mammals or amphibians have outer tympanums? Are amphibians and reptiles sister groups? How are reptiles and mammals different from amphibians? What are reptiles, amphibians and fish?
Why are red eyed tree frogs amphibians?Red-Eyed Tree Frog:When people think of tree frogs, they commonly envision the red-eyed tree frog. This species is most commonly found throughout Central America and the upper portion of South America. These frogs have bright green skin, bulging red ...
They are amphibians-animals that live both on land and in water. Frogs begin their lives in water and live on land when they mature. These changes are called a life cycle. Frogs, like other amphibians, lay their eggs in water. Most female frogs lay hundreds of eggs at a time. These ...
READ MORE:Types of Florida Tree Frogs Respiratory System When compared to the Amniotes the lungs of the amphibians are primitive, they have some internal septa, big alveoli and simultaneously the diffusion rate of the oxygen that enters the blood becomes apparently slow. Ventilation is followed by...