根据句子选择恰当的单词。1. They grow up to be new plants. ( ) 2. They make seeds. ( ) 3. They carry food and water to the leaves. ( ) 4. They make food for the plants. ( ) 5. They hold the plants in the ground. ( ) 相关知识点: ...
What two types of plants store food in their seeds? What is the growing of new plants from other plant parts called? Do angiosperms produce cones? What are edible seed-bearing plants? Do gymnosperms make seeds in cones? What are the two major groups of seed plants?
Some plants have flowers that make seeds.
We may say that spores are quite the same as seeds. When these spores fall on wet and shady(阴凉的) places. they usually grow into new plants.根据短文内容选择正确答案。( )1. Flowering plants can ___. A. make seeds B. hold the plant in the ground C. carry water( )2. The seeds...
Seeds:The seed contains the necessary material to produce a new plant. Seeds are the combination of an egg cell (female gamete) and pollen (male gamete), which together can be planted into the soil to produce a new organism.Answer and Explanation: Plants that produce seeds but no...
Plants That Do Not Make Seeds Siri Stafford/Getty Images While yards covered in green turfgrass used to be the norm, many people are beginning to move away from this yard staple due to the environmental impact of grass lawns, as well as the amount of time and effort involved in their upke...
C Animals such as birds, bats, bees, and butterflies help plants make seeds(种子).Human activities have destroyed(摧毁) many of the homes of these animals, so a lot of them are 1.dead.You can help give these animals food and homes. Ask an adult to help you try some of these ...
The flowers use the powder to make seeds and grow new plants, some plants look like stones. The plants in this picture are called "stone plants" or"Living stones".they live in Very hot, dry places they hold water very well their shape helps to hide the...
①Plants make seeds___. A. in spring B. in summer C. in autumn D. in winter②From the last paragraph, we can know the underlined word“cereals" refers to“__”. A. a kind of food B. a kind of plant C. a kind of seed D. a kind of fruit According to the text, the ...
1. The conventional explanations for large plant species producing larger seeds on average than small plant species have recently been challenged, and it has been suggested that the pattern is better explained by the theory developed by Charnov (1993). Here we use simple life-history theory to ...