Assertion-ozone layer protects us from the infrared rays of the sun. Reason-infrared rays causes cancer.

i) A and R are true, r is correct explanation
ii)A is and R are trye, r is not correct explanation
ii) A is true, R is false
iv)A is false, R is true

linnaeus is the father of taxonomy, which is the system of classifying and naming organisms. one of his contributions was the development of a hierarchical system of classification of nature. today, this system includes eight taxa: domain, kingdom, phylum, class, order, family, genus, and species.