Centred Africa
China
India
Australia
A. Centred Africa
Homo sapiens
Pithecanthropus
Sinanthropus
None of these
1859
1885
1883
1897
Charles Darwin
Lamarck
Wsismann
Becker
Lamarck
Morgan
Charles Darwin
Many biologists of 19th century
Java man
Neanderthal man
Peking man
Cromagnon man
Sinanthropus pekinensis
Homoerectus
Homo rhodesiensis
Homo spisaens
they show adaptive variations to their environment
they share the common karyotype
they can freely interbreed and share a common gene pool
their features are different yet they are similar essentially
Pisces
Birds
Ruling mammals
Ruling reptiles
by comparing it to living similar forms
by radioactive dating
by rate of erosion of the strata
from the depth of strata at which it is found
a petrified specimen
a mineralised specimen
a mould
embedded in amber
Wisdom teeth
Fossa ovalis
Muscles of ear pinna
Ileum
Mesozoic era
Coenozoic era
Palaeozoic era
None of these
Peripatus
Palaemon
Limulus
Heteronereis
wings of a bird and butterfly
wings of pigeon and bat
limbs of horse and man
paddles of dolphin and fins of a fish
animals are destroyed by environment
animals are destroyed by scavangers
animals are burried by natural " processes
organisms are burried and preserved by natural processes
differentiation of species
maintenance of species
evolutionary divergence
extermination of species
Fishes
Amphibians
Reptiles
Birds
Pliocene
Holocene
Pleistocene
Palaeocene
miobibbus
eohippus
merychippus
pliohippus
Oriental region
Ethiopian region
Australian region
Palaearctic region
Paleozoic
Mesozoic
Cenozic
Proterzoic
Darwin
Herbert Spencer
Mai thus
Lovell
Lamarckism
Theory of natural selection
Bird flight mechanisms
Both and
Oxygen
Hydrogen
Methane
Ammonia
Peripatus
Archaeopteryx
Tachyglossus
Balanoglossus
homologous
analagous
ativistic
vestigeal
Bateson
Mendel
Wallace
Lamarck
laboratory preserved animal
dead animal of the past
organic relic of the past
stuffed animal
offspring of hybrids are inviable or sterile
a hybrid zygote is formed but it fails to develop
hybrid adults fail to produce functional gametes
sperms and ova of different species of animals are unable to fuse
cartilage and bone
proteins
inorganic materials
keratin materials