2 The energy in food is mainly in the form of three kinds of chemical materials --- carbohydrate (碳水化合物), protein (蛋白质) and fat (脂肪). Carbohydrate provides 3.8 cal/gm (calories per gram) of energy, protein provides 4.0 cal/gm and fat provides 8.8 cal/gm. Each kind of food...
结果1 题目 In a food chain, the energy is passed from one organism to another. Most of the energy is lost as _. A. light B. heat C. sound D. movement 相关知识点: 试题来源: 解析 B。本题主要考查能量在食物链中传递的特点,大部分能量会以热能的形式散失。 反馈 收藏 ...
百度试题 题目The recent ___ in food prices around the world is because of rising energy costs.相关知识点: 试题来源: 解析 spike 反馈 收藏
根据图中所示可知,牛奶中碳水化合物占比40%;米饭中碳水化合物占比85%;花生中碳水化合物占比10%;根据Carbohydrate provides 3.8 cal/gm (calories per gram) of energy.可知,碳水化合物可以提供卡路里,所以碳水化合物占比越高,提供的能量也就越多;米饭中的碳水化合物占比最高,可以提供最多的能量。故选B。
根据图中所示可知,牛奶中碳水化合物占比40%;米饭中碳水化合物占比85%;花生中碳水化合物占比10%;根据Carbohydrate provides 3.8 cal/gm (calories per gram) of energy.可知,碳水化合物可以提供卡路里,所以碳水化合物占比越高,提供的能量也就越多;米饭中的碳水化合物占比最高,可以提供最多的能量。故选B。
【题目】)It is the production of food, not its transport, thatuses most of the energy and produces most of the green-house gases.【翻译】【知识链接】强调句构成:It is(was)+被强调部分+that(强调人可以用 who)十句子其他【实战演练】正是塑料袋带来了白色污染。
The energy in food is mainly in the form of three kinds of chemical materials --- carbohydrate (碳水化合物), protein (蛋白质) and fat (脂肪). Carbohydrate provides 3.8 cal/gm (calories per gram) of energy, protein provides 4.0 cal/gm and fat provides 8.8 cal/gm. Each kind of food ...
As is known,healthy foods can help save your life.Now,here is a list of healthy foods that can save your memory.It is best that every person knows what he eats,as he takes in,can make or break himself,in terms of health. Fish is helpful in regaining back the kind of memory that ...
Energy policy Food processing Food manufacturing Food systems Sustainability transitions Innovation 1. Introduction The need for a more sustainable food and beverage sector is as evident as it is urgent [1,2]. On the supply side alone, the food sector via agriculture consumes roughly 200 Exajoules...
LNG is usually transported by ship to dedicated terminals and then stored at atmospheric pressure in superinsulated tanks; successively, LNG is heated and converted into gaseous form in order to supply the pipeline system. From a historical point of view, the first regasification process operating ...