Soil layers and pollution vocabulary

Nicole King 5 preguntas

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Este test tiene tipos de pregunta que se abren en el reproductor de siempre.

Preguntas del test (5)

1What is Pollution?
1. AHarmful substance in the enviroment
2. Bsomething that comes from nature that people can use
2A renewable source is a resource that can be replaced easily
1. AVerdadero
2. BFalso
3Which one is NOT a layer of soil?
1. ATopsoil
2. BHumus
3. CBedrock
4. DSubsoil
4[blank_start]Composting[blank_end] is making humus by yourself, then using that humus as fertilizer.
1. AComposting
2. BConserve
3. CConsumer
5[blank_start]Fossil Fuels[blank_end] form over many years from the remains of once living organisms.
1. AFossil Fuels