Modern classification of the living world recognise ___________ kingdoms.
two
three
four
five
Correct Answer :
D. five
Related Questions
Who coined the term gene?
Mendel
Devries
Jacob and Monod
Johanson
Which one of the following was probably absent in the atmosphere at the time of origin of life?
Ammonia
Oxygen
Hydrogen
Carbon
The counting of RBC's can be performed by
Haemocytometer
Haemoglobinometer
Clinostat
Thermometer
Fusarium causes the wilting of the cotton plants by
clogging the vessels
producing toxic substance
causing necrosis of roots
killing the leaves
Which one is a water-soluble vitamin?
A
C
D
E
Diabetes is a disease which is
contagious
non-communicable
communicable
epidemic
The external ears of man are intended for
ornaments
scattering sound waves
collect sound waves
beauty
The blood without corpuscles is called
bile
lymph
plasma
blood
Measles and influenza are caused by
virus
bacteria
insects
nematodes
The natural defence of our body against foreign germs is formed by
red corpuscles
white corpuscles
platelets
lymph
What do you mean by lentic biota?
Plants and animals in lakes and ponds
Plants and animals in forest
Plants and animals in sea water
Desert plants and animals
Dr Khorana's work relates to
synthesis of simple DNA
genetic code
reduction of mutation
synthesis of RNA from bacterial cell
Metastasis' is the process by which
cells divide rapidly under the influence of drugs
cancer cells spread through the blood or lymphatic system to other sites or organs
the chromosomes in cell nuclei are attached to the spindle before moving to the anaphase poles
cance cells are successfully inhibited to divide any futhere
The normal temperature of human body on the Kelvin scale is
280
290
300
310
The cortex of human brain normally consists of
five billion, two hundred million cells
nine billion, two hundred million cells
six billion, two hundred million cells
eight billion, two hundred million cells
What do you mean by the term fauna?
plant kingdom
animal kingdom
both plant and animal kingdoms
A part of plant kingdom
The best and easy method of control of crop pests is by
crop rotation
chemicals
quarantine
biological control
When a movement of a plant organ is stimulated by contact with an object, it is termed
heliotropism
geotropism
haptotropism
gardening
Fibrinogen is present in
lymph
liver
blood plasma
pancreas
Which of the following terms is used in Botany?
Recession
Dumping
Barter System
Biennial
The theory of 'jumping genes' was propounded by
Gregor John Mendel
Thomas Hunt Morgan
Barbara McClintock
Watson and Crick
India's first transgenic crop was
Potato
Brinjal
Sugarcane
Bt cotton
Rate of mutation can be increased in plants by
More manure
More pesticides
X-ray
More light
The country's first 'brain bank' that can store up to 300 human brains has been opened at
Alleppey
Bengaluru
Bhubaneshwar
Mumbai
Late blight of potato is caused by
Puccinia
Pennisetum
Phytophthora
Erysiphe
The hypothesis that living matter originated in the past from non-living matter is supported by
Fossil records
Miller's experiments
Pasteur experiment
Spallanzeni experiment
Rh+ blood is due to genes which are
dominant
recessive
codominant
neutral
It Is not advisable to sleep under a tree at night because of release of
oxygen in a lesser quantity than the required levels
oxygen in large amounts
carbon monoxide
carbon dioxide
The saliva contains an enzyme called
ptyalin
pepsin
trypsin
erepsin
The diseases that are caused by lack of vitamins are called
deficiency diseases
communicable diseases
epidemics
tropical diseases