What are water and carbon dioxide converted into by the end of photosynthesis?

在光合作用结束时，水和二氧化碳会转化为什么？

Where do people and animals get the oxygen they breathe?

人和动物从哪里获得他们呼吸的氧气？

This is the part of a plant where a seed or fruit is produced. They may be brightly colored and smell sweet.

这是植物产生种子或果实的部分。它们可能颜色鲜艳，闻起来很甜。

the part of a plant that grows underground. They get water and holds the plant in place.

生长在地下的植物部分。他们获得水并将植物固定到位。

Male part of a flower, produce grains of pollen

花的雄性部分，产生花粉粒

What do the roots of a plants absorb?

植物的根部吸收什么？

Group of green leaves called sepals is called the:

称为萼片的绿叶组称为：

What is the tropism where plants response is to grow towards light?

植物向光生长是叫什么？

Which word means that a plant will grow a certain way because of gravity?

哪个词意味着植物会因为重力而以某种方式生长？

A plant's reaction to grow towards water is called _____.

植物对水生长的反应称为_____。

Photosynthesis takes place in a plant's...

光合作用发生在植物的...

A popular "pet," in Japan is a plant called marimo, or moss balls. They sink during the night and they float during the day. Based on what you know about plants, why does this happen?