6. Development of New Plants: The seed, once matured, can germinate and grow into a new plant, completing the life cycle of seed plants. Summary:Seed plants are all those plants that reproduce through seeds, which are formed as a result of sexual reproduction involving the fusion of male ...
Some plants grow fruit. They usually have seeds in them. Apples, oranges, and pears are all fruit. Leaves grow out of the stem. How do leaves work? ▲ The roots of a plant usually grow underground(在地下). They take in food and water for the plant. ...
All seed plants are vascular plants. The fertilisation process generally involves pollination and they have developed root structures. Plants with...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough homework ...
Seeds Like many plants, a tree begins from a seed. A seed must have food, water and soe(阳光) to grow.Roots All of the trees have roots. They go into the soil and have two important jobs to co. The make the tree stand, and they take in water and other things from the soil....
Plants come from seeds. 植物来源于种子。 These are sunflower seeds. 这些是向日葵种子。 Seeds need sunlight to grow. 种子生长需要阳光。 Seeds need good soil to grow. 种子生长需要良好的土壤。 Seeds need water to grow. 种子...
All gymnosperms are heterosporous. The male and female reproductive organs can form in cones or strobili. Male and female sporangia are produced either on the same plant, described as monoecious (“one home” or bisexual), or on separate plants, referred to as dioecious (“two homes” or...
Even though they look different, all flowers make seeds.Fruit Fruit is also part of the plant.Fruits keep seeds(种子) in safety so they can grow into new plants. Seeds are made by flowers. They come in all kinds of different shapes and sizes. They can grow into new plants. Sometimes,...
When the egg and sperm of the plants meet and interact with each other, they give rise to the embryo. The embryonic structure is the seed enclosed in a covering and called a seed coat. This enclosed structure has enough nutrients to develop a seed into a fruit. These seeds can...
Plants are very interesting. They grow from small seeds. A seed needs water, sunlight and good soil to start growing. First, a tiny sprout appears. Then, the sprout grows into a small plant. As the plant grows, it needs more water and sunlight. The leaves of the plant are usually gree...
All cast & crew Production, box office & more at IMDbProUser reviews28 Review Featured review At least the cover was cool, right? The sleepy little town of Comet Valley has been invaded by plants from outer space. Intent on taking over the Earth, the space plants have found a way to ...