Plants play a big part in the cycle of nature. Tiny holes in their leaves take in the air we breathe out. Plants use this air to make food for themselves. They also make oxygen to breathe. When plants die, they put minerals back i...
(15[A]) But do you know in very hot, dry weather plants also make faint sounds― as if they're crying out for help You see, in a plant's stem there're hundreds of "water pipes" that bring water and minerals from the soil all the way up to the leaves. As the ground turns ...
aPlants provide more textile fibers than do animals or minerals. Cotton fibers produce soft, absorbent fabrics that are widely used for clothing, sheets, and towels. Fibers of the flax plant are made into linen. The strength and beauty of linen have made it a popular fabric for fine tablecl...
1. According to the text, colorful plants and flowers live on ___. [ ] A. the leaves of the trees B. water and minerals C. the soil and air D. all of the above 2. It is the ___ that make it possible for living things to live in the forest. [ ] A...
take in air and water"及“Roots. . . take in water and minerals (矿物质) from the soil"可知,应选 C。 21D 图题。 根 文中的“Desert plants:They have few or no leaves. These plants store water in thick stems"可知,只有D项具备沙漠植物的特征。 3 C 信息 填题。 根据设空后的“so ...
What molecules would your body produce by digesting the proteins in a piece of chicken? a. glucose b. starch c. amino acids d. minerals Plants synthesize protein from [{Blank}]: A. starch. B. sugar. C. amino acids. D. fatty acids. ...
rather than food. It would much closer to what we are actually doing when we fertilize plants to say, “I need to give my plants some minerals,” rather than saying, “I need to feed my plants.” Only small amounts of fertilizers are needed, and people often put out more than ...
Among the most widespread and successful organisms to produce biominerals are a group of single cell plants, the diatoms. The regular, intricate designs of their siliceous cell walls have fascinated microscopists since the technique was invented, and now the organisms are being studied to elucidate...
●Nutrients and Minerals from the soil via routes ●Water, again through the roots ●Carbon Dioxide, through the pores in the leaf. To combine these ingredients and cook up some food, plants need energy. This they derive from the sunlight, using the green chemical called chlorophyll in their...
In plants, it’s when the leaves begin to wilt. It occurs when the cell walls, which make up the plant’s skeleton and necessary for water movement, experience a drop in the water pressure due to lack of water. Water and minerals cannot reach the leaves. 3. It Is Responsible for the...