Its leaves produce poisonous sand to drive the caterpillar away. 2How do plants defendthemselves?动物遇到敌人可以打斗或是逃之天天,植物无手无脚却也有特殊的防身术。Animals can move from place to place, but plants cannot. When ananimal is under attack, it can run away or fight back. Plants ...
as they help the plants reproduce. Wind and water carry the pollen grains to other plants. Birds and insects are attracted to the color and scent of the flower. As they flit from one flower to another, pollen grains get stuck in their bodies and are then transported to other flowers...
But some plants have their ways of fighting back. For example, thistles (药), roses and many other plants are covered with sharp spines (刺). When a big animal tries to bite them, it hurts!In late winter, it can be too cold for most flowers to grow. But some plants can produce ...
Why do some organisms reproduce asexually? What part of the flower develops into a seed after fertilization? What is double fertilization in flowering plants? Plants that produce their gametes in flowers are called How did sexual reproduction evolve from asexual reproduction? How does plant biology ...
To provide a plant production method capable of controlling a weight of plants to be harvested to a desired range (in specification) even when there is variation of growth (growth speed) of plants in a plant factory or the like.SOLUTION: The plant production method comprises at least: a ...
How do plants grow in space? An experiment at the Tiangong space station can provide the answer. Chinese astronauts have successfully grown rice seedlings (幼苗), which may show us how astronauts can cultivate food to support long-term space flights. “The rice seedlings are growing very well,...
How do plants maintain turgidity? Why do plants produce psychoactive compounds? How does transpiration work in a plant? How does transpiration help plants? How do plants control transpiration? How does a food chain work? Why does every food chain begin with a plant?
B How do plants survive () in hot deserts? Here are some of the ways desert plants adapt to their dry environment Succulents(植物) A plants Some plants store water in Some plants have no leaves at all or small leaves their stems or leaves that only grow after it rains. The lack of ...
Which wild plants could be used as a new source of crops? How do risks to food security vary throughout the world? Should we use arable land to produce biofuels? How can microbiomes be harnessed to improve plant function for food and biofuel production and climate change mitigation?
Plants convert carbon dioxide and water into sugar. 植物呼吸二氧化碳就像我们呼吸氧气一样。 当植物吸入二氧化碳时,它们会呼出氧气。 植物是地球上氧气的主要来源, 为人类提供足够的氧气。 一棵成熟的树可以为好几个人生产足够的氧气。 One mature tree can produce ...