Doubis in 1891 found the fossil of Java ape man. It is
Sinanthropus pekinensis
Homoerectus
Homo rhodesiensis
Homo spisaens
Correct Answer :
B. Homoerectus
Related Questions
Ontogeny recapitulates phylogeny is the statement relating to
morphology
physiology
taxonomy
embryology
The book "Voyage of the Beagle" is concerned with which one of the following ?
Lamarckism
Theory of natural selection
Bird flight mechanisms
Both and
The study of Galapagos Finches shows
adaptive radiation
adaptive convergence
use and disuse of organs
none of these
A connecting link between Annelids and Arthropods is
Peripatus
Palaemon
Limulus
Heteronereis
Species were regarded as unchangeable by
Lamarck
Morgan
Charles Darwin
Many biologists of 19th century
Along with reduction in the number of toes in the modern horse, the other most significant evolutionary change is
increase in the size of eyes
increase in the size of brain
straightening of back
change in dentition from browsing to grazing
Which of these does not play a role in evolution ?
Mutation
Polyploidy
Natural selection
Acquired characters
Which is not a vestigeal organ
Wisdom teeth
Fossa ovalis
Muscles of ear pinna
Ileum
Human beings living in different geographical areas and under different environmental conditions are kept under one species because
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
The recent ancestors of modem man were
Java Ape and Peking man
Peking man and Rhodesian man
Cromagnon man and Rhodesian man
Cromagnon man and Neanderthal man
The concept of use and disuse of organs was given by
Darwin
Wallace
Mendel
Lamarck
The first mammal arose
after the extinction of dinosaurs
before the origin of dinosaurs
along with dinosaurs
from the dinosaurs
We use the term hybrid breakdown when the
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
Amphibians appeared and became dominant in the
Mesozoic era
Coenozoic era
Palaeozoic era
None of these
Fossil Archaeopteryx was discovered and preserved as
a petrified specimen
a mineralised specimen
a mould
embedded in amber
Survival due to geographic isolation is best exemplified by mammalian fauna of
Oriental region
Ethiopian region
Australian region
Palaearctic region
Connecting link between nonchordata and chordata is
Peripatus
Archaeopteryx
Tachyglossus
Balanoglossus
A fossil is a
laboratory preserved animal
dead animal of the past
organic relic of the past
stuffed animal
Peking man is known as
Homo sapiens
Pithecanthropus
Sinanthropus
None of these
The resemblance between the south American llama and the African camel indicates a common ancestry. This is
homological evidence for evolution
palaentological evidence for evolution
biogeographic evidence for evolution
none of these
The idea of "Survival of fittest" was given by
Darwin
Herbert Spencer
Mai thus
Lovell
Doubis in 1891 found the fossil of Java ape man. It is
Sinanthropus pekinensis
Homoerectus
Homo rhodesiensis
Homo spisaens
Which of the following gases were absent in free form when life originated on earth?
Oxygen
Hydrogen
Methane
Ammonia
The function affected by point mutation in p-globin in sickle cell anaemia is
protein folding
transcriptional control
nonsense mutation
none of these
A kind of mimicry which presumably works as a double insurance is
batesian mimicry
mullerian mimicry
warning colouration
concealing colouration
The fossil formed from harder parts of the body infiltrated by minerals and turned into stony shapes is
moulds
coprolites
petrified
cast
Which were dominant during Mesozoic era
Pisces
Birds
Ruling mammals
Ruling reptiles
A starfish with six arms, may be a case of
variation
evolution
autotomy
mutation
The book "Origin of Species" was written by Charles Darwin in
1859
1885
1883
1897
The earliest ancestor of horse from early Eocene period is
miobibbus
eohippus
merychippus
pliohippus