Answer:
Plankons, fungi, bacteria, lichens etc. are the pioneer species of ecological succession.
Explanation:
Answer:
The idea of using recycle tires at playgrounds is a concern for some scientists because they contain carcinogenic substances.
Explanation:
Recycle tires are in playgrounds as rubber mulch. This one is on the playground's floor to cushion the impact of any falls that kids may have while playing. The problem with this product is that, as they are old tires cut into little pieces, they still have the tires' toxins such as arsenic, benzene, cadmium, mercury, etc. Exposure to these toxins can cause cancer. This is why some scientists are concerned with this material in areas where kids are exposed to it since they are more vulnerable to carcinogens than adults.
Answer:
Clay is the least porous of all soil types. It is the opposite of porous in comparison to sand.
It has something to do with the combination of behavioral, biological, and cultural reason.
Answer:
a mass above sea level is supported below sea level, and there is thus a certain depth at which the total weight per unit area is equal all around the Earth
Explanation:
