Question
What is soil pollution?
What is soil pollution?
Soil pollution is defined as contamination of soil with toxic chemicals, pollutants, fertilizers and pesticides that make the soil unfit for plant growth and degrade its quality.
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Name the phylum in which dorsal nerve tube, notochord and pharyngeal gill clefts are present.
What are medullated nerve fibres?
Name the physical divisions of biosphere.
Distinguish between the following pairs in one or two sentences for each:
Tendon and ligament.
Name the two processes which contribute to soil formation.
Write down four main characters of chordates.