When a plant shows reddish leaves, the soil is deficient in
calcium
iron
nitrogen
phosphorus
sulphur
Correct answer is D
No explanation has been provided for this answer.
chicken pox
common cold
measles
poliomyelitis
tuberculosis
Correct answer is E
No explanation has been provided for this answer.
The hormones produced in the hypothalamus are
auxin and somatotropium
oxytocin and vasopressin
parathormone and progesterone
testosterone and insulin
thyroxine and nor-adrenalin
Correct answer is B
No explanation has been provided for this answer.
Oxygenated blood from the lungs is carried to the left atrium of the heart through the
portal vein
pulmonary artery
pulmonary vein
renal artery
superior vena cava
Correct answer is C
No explanation has been provided for this answer.
The autonomic nervous system comprises of the
brain and spinal cord
brain and nerves
dendrite and axon
spinal cord and neuron
sympathetic and parasympathetic systems
Correct answer is E
No explanation has been provided for this answer.