Human body obtaining food energy: The chemical energy that human beings acquire from healthy or nutritious food materials for living and performing...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 ...
Nearly every organism on the planet needs oxygen. Some get it through water and others, like humans, get it through breathing air. Human energy comes from food and oxygen, but food only gives us 10 percent of our energy needs. Oxygen is required for other 90 percent or our energy, and ...
Infants grow very rapidly, particularly during the first 6 months after birth, and a considerable proportion of the energy intake is directed to this end. The conventional method of calculating energy from the intakes of protein, fat and carbohydrate is quite inappropriate in these circumstances....
(C)The human(人类) body needs energy, which is provided by the food we eat. But how much do we need to stay healthy?Calories(卡路里) usually decide the energy value(价值) of food. To raise the temperature of 1g of water by 1 C needs one calorie. The number of calories people need...
Changes in agriculture, policy and personal behaviors can reduce the energy a nation uses to feed itself and the greenhouse gases it emits
根据第二段 "The food chain is endangered anywhere humans have had an effect on the natural environment." 可知,人类的过度捕猎、过度捕捞和过度砍伐等行为已经给食物链带来了很大的威胁,第三段列举的是过度捕杀鲨鱼的例子,以此来说明人类活动对食物链产生的威胁,故选A。 (3) 写作意图题。文章主要讲的是...
How do scientists measure food energy? Calorie: The calorie is the unit for food energy. One calorie is the amount of energy it takes to increase the temperature of one milliliter of water by one degree Celsius. Since calories measure energy, calorie requirements vary depending on how active ...
The best way to protect the environment is to use local resource, such as food or building materials rather than transporting resources from other places. To what extent do you agree or disagree? Give reasons for your answer and include any relevant examples from your own knowledge or experience...
3.Energy passes from one living thing to another. 4:It goes to the rabbit. 5.It goes to the hawk.优质解答 结果二 题目 How Do Animals Get Food?动物如何得到食物?听短文前,朗读这些词,学习并记住中文意思。energy能量hop跳own自己的hawk老鹰chain链选择最佳答案。1. We call the animals that use ...
How do humans benefit from fungi?Question:How do humans benefit from fungi?Classification of Fungi:Fungi are a class of organisms found in the world. The other four being: bacteria, protists, plants and animals. Fungi are very important to the nutrient cycle of an ecosystem.Answer...