Living things also need minerals. Some living things need sunlight to make food. Animals need oxygen to produce energy for their bodies. The environment must also have the right tcperature for organisms to survive. Without these non-living things, life would not exist (存在). Just like ...
画线的词是it,根据其前的“Plants give us oxygen."以及画线词所在的句子“All living things need it."可知,植物给我们氧气,所有的生物都 需要氧气,it指代的是oxygen,故选A。 27.B 推理判断题。 通读第三段可知,本段提到nuts “坚果” ,是因为它们是来自植物的食物,故选B。 28.D 词义猜测题。 画线的...
Why does a living thing need to be responsive? Why do humans need only oxygen to survive? Why is water important to living things? Why is carbon so important to living organisms? Why would the sun need to exist first? Why is reproduction essential for organisms?
Living things need to maintain homeostasis to create stable internal conditions called set points despite changes in the environment. When the...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough homework ...
Without oxygen, animals will die, and without carbon dioxide, plants cannot survive. Food (nutrients): Living things need energy for function. Energy is needed to grow, reproduce, move, and work. Think of what would happen if you stayed for three days without food. A Habitat with the ...
B Do you have plants in your home or garden? They are important to people and animals. They make our lives better in many ways. How do plants help us? Read to find out!Plants give us oxygen. Oxygen is in the air we breathe. All living things need it.Plants make oxygen.Plants give...
What do people, plants and animals have in common? They all need water. All living things must have water to survive(生存),whether they get it from a river, a lake or a water bottle. Without water, your body would stop working properly. Water makes up more than half of your body wei...
Why is oxygen important to living things? Why are food chains limited to 4 trophic levels? Explain scientifically why we don't run out of the important gases that we need to stay alive. Why is photosynthesis so crucial to life on Earth?
All living things have certain things in common because they are likely evolutionarily related to one another. These species are related in the sense...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough ...
the main source of energy for almost every living thing on Earth. It gives a plant the light energy it needs to photosynthesize, which converts that light energy into a storable form (glucose) and keeps plants alive. A by-product of photosynthesis is the oxygen all animals need to survive...