Question

Progress Check
1. Listed below are eleven characteristics (1-XI)
Column I and the five classes (a-e) of Chordata
in Column II. Match at least two characteristics
with each class.
Column 1
Column II
(Characteristics)
(Classes)
(i) Three chambered heart (a) Pisces
(ii) Feathers
(iii) Two-chambered heart
(iv) Eardrum in a pit (b) Amphibia
(v) Scales
(vi) External ears
(vii) Gills

(c) Reptilia
(viii) Moist skin
(ix) Horny scales on skin
Homeothermal
(d) Aves
Testes in scrotum
(e) Mammalia
SININ
ISSIONS​

Answer 1

Answer:

Pisces:- gills , moist skin, two chambered heart, scales,

amphibian:- three chambered heart, horny scales, gills,

aves:- feather