Question

1. Listed below are eleven characteristics (i-XI) in
Column I and the five classes (a-e) of Chordata
in Column II. Match at least two characteristics
with each class.
Column 1(numbers 123)
Column II(Roman numbers)
(Characteristics)
(Classes)
(1) Three chambered heart (a) Pisces
(i) Feathers
(iii) Two-chambered heart
(iv) Eardrum in a pit (b) Amphibia
(v) Scales
External ears
(vii) Gills
(c) Reptilia
(viii) Moist skin
(ix) Horny scales on skin
(x) Homeothermal (d) Aves
(xi) Testes in scrotum
(e) Mammalia
​

Answer 1

Answer:

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