T oo much of som e plants can actually b e poisonous to fish.Wors e yet ar e th e pesticides(虫剂) carrie d to th e ocean. thes e chemicals slowly buil d u p in fish an d other small animals. 【小 5】T h e buildup of thes e chemicals in th e animal s can mak e...
Plants Plants are important to living things. This is because pl.can make food from air, water and sunlight. Animals and humans can't make food from them.Some plants grow on mountains. Some plants grow in the desert. And some plants grow in the ocean. If you look carefully at the plan...
living in the oceans.Most of them are quite large and they are about two meters long.Yet some are small ,for example,the dogfish shark is less than 20 cm long.The shark has a strong sense of smell.This sense helps sharks find their food.Sharks eat fish and plants in...
a fixture for fixing the cultivating net firmly to sea bottom, some floats set on the cultivating net, the floats buoy the cultivating net in the sea, so that marine plants and living beings adhere on the cultivating device, and study, observation, investigations and tracing samplings can be ...
I would include some information on the plant life in the ocean, explaining what the common marine plants are, what they look like and where they can be found. I would talk about the threats facing marine creatures and how we can better preserve their habitats. I would also include informat...
Animals and humans cannot make food from them."可知,动物和人类不 能利用空气、水和阳光制造食物。 3. On mountains, in the desert and in the ocean.“Some plants grow on mountains; some plants grow in the desert, and some plants grow in the ocean. "可 ,有 些植物生长在山上,有些植物生长...
All living things in the ocean are cndangered by humans polluting the increase in the amount of certain plants. Too much of some plan water. 1One way is the dumping (倾倒) of certain waste materials, such actually be poisonous to fish.as garbage and used water, into the occan. The ha...
in the oceans. Most of them are quite large and they are about two meters long. Yet some are small , for example, the dogfish shark is less than 20cm long. The shark has a strong sense of smell. This sense helps sharks find their food. Sharks eat fish and p...
自然科学-第一季01《植物各部分》Parts of Plants 37:27 自然科学-第一季02《植物的生命周期》Life Cycle of a Plant 35:59 自然科学-第一季03《植物生长需要什么条件》What Plants Need to Grow 37:12 自然科学-第一季04《动物种类》Types of Animals 45:53 自然科学-第一季05《动物的身体部位》Body...
“On November 23, a researcher from Wageningen University in the Netherlands, Marjolein Helder, presented her Ph.D. research on a method to generate clean, renewable electricity from natural interactions between the soil and growing plants.