The effects of light on plant and animal species 植物 Question 1 正确答案:TRUE 解析: 题干关键词:scientific evidence,photoperiodism 原文定位:第2段第6行:…photoperiodism, and the amount of experimental evidence for this phenomenon is considerable.(光周期现象,这一现象的实验证据相当多)。
In a science experiment, if we want to test the effect of light on plant growth, what should we keep constant? A. The amount of water B. The type of plant C. The amount of light D. The temperature 相关知识点: 试题来源: 解析 A。本题考查变量控制,在测试光对植物生长的影响实验中,...
The effects of light on plant and animal species Light is important to organisms for two different reasons. Firstly it is used as a cue for the timing of daily and seasonal rhythms in both plants and animals, and secondly it is used to assist growth in plants. Breeding in most organisms...
33: Eastern hemlock is a fast-growing plant. 最后一段, “ .. . .. Shade-tolerant plants have lower photosynthetic rates and hence have lower growth rates than those of shade-intolerant species. .. .” eastern hemlock seedlings are shade-tolerant.” Shade-tolerant plants是lower 的,然后...
the effects of light on plant雅思阅读 The effects of light on plants are significant and play a crucial role in their growth and development. Here are some key effects of light on plants: 1. Photosynthesis: Light is essential for photosynthesis, the process by which plants convert light ...
In an experiment about the effect of light on plant growth, which one is the independent variable? A. The type of plant. B. The amount of water. C. The intensity of light. D. The temperature. 相关知识点: 试题来源: 解析 C。在关于光对植物生长影响的实验中,光的强度是自变量。A 选项...
剑桥雅思5 Test 4阅读Passage 3原文翻译 the effects of light on plant and animal species 光对动植物的影响 剑桥雅思5第四套题目阅读第三篇文章的主题为光对动植物的影响。文章分为7段,分别介绍了光的重要性,光周期现象以及其对鸟类、植物的影响,并最后简单提到了耐阴类和喜光类植物的差别。下面是具体每一...
剑桥雅思5 Test 4阅读passage 3答案解析 The effects of light on plant and animal species 光对动植物的影响 剑桥雅思5第四套题目阅读第三篇文章的14道题由7道TRUE/FALSE/NOT GIVEN和7道单句填空构成。题型上来讲不算太难,而且因为文章长度较短,主题又是光合作用这种我们高中生物普遍学过的内容,因此整体难度...
In an experiment to test the effect of light on plant growth, the amount of light is the ___. A. independent variable B. dependent variable C. control variable D. constant variable 相关知识点: 试题来源: 解析 A。在测试光照对植物生长影响的实验中,光照量是自变量,因为是实验者可以改变的因素...
the effects of light on plant 雅思阅读 (实用版) 1.光对植物生长的影响概述 2.光照强度对植物生长的影响 3.光照时间对植物生长的影响 4.光质对植物生长的影响 5.结论:光照对植物生长的重要性 正文 光合作用是植物生长的基础过程,而光照是光合作用的必要条件。因此,光照对植物生长具有重要影响。本文将从光照...