eye weakness
dry skin and night blindness
nervous break down
All the above
Apoptosis
Ageing
Degeneration
Necrosis
erodes blood vessels
blocks conduction of nerve impulses causing respiratory paralysis
produces damage to the kidneys
produces intestinal bleeding
gout
blood cancer
coronary heart disease
polio
bacteria
fungus
virus
algae
A
B
C
D
blood coagulation
transport of respiratory gases
removal of nitrogenous wastes
All the above
5.0 litres
2.5 litres
3.8 litres
4.7 litres
Herbivores
Carnivores
Detritivores
None of the above
Ascaris
Hook worm
Filarial worm
Guinea worm
a line of trees
the limit of the forest
annual rings
height of trees
bacteria
fungus
virus
protozoan
haemocytometer
haemoglobinometer
clinostat
thermometer
Liver
Kidney
Spleen
Rectum
Thyroid
Thymus
Adrenals
Pituitary
A
AB
O
Both (a) and (c)
Arteries
Capillaries
Veins
Lymph vessels
Vasopressin
Oxytocin
Oestrogen
Testasterone
adrenaline
acetylcholine
thyroxine
pituitrin
Salk
Khorana
Mittel
None of the above
a dominant gene
a set of genes which produce cancer
a gene present in the X-chromosomes causing haemophilia
a recessive gene
heliotropism
geotropism
haptotropism
gardening
release oxygen
release carbon dioxide
release oxygen and carbon dioxide simultaneously
take oxygen and give out carbon dioxide
Tuberculosis
Typhoid
Cholera
Mumps
Bacteria
Virus
Fungi
Pennicilium
red
bluish
greenish
colourless
ducts
blood
lymph
muscus
towards the heart
away from the heart
both to and from the heart
only around the heart
Ammonia, Methane, Hydrogen
Sulphur, Urethane, Oxygen
Carbon, Phosphorus and Oxygen
Nitrogen, Hydrogen and Chlorine
tetanus
diphtheria
whooping cough
rabies