Which one of the following depicts the correct circuit of a reflex arc?
Effector—sensory neuron—spinal cord—motor neuron—receptor
Receptor—sensory neuron—spinal cord—motor neuron—effector
Receptor—sensory neuron—brain—motor neuron—effector
Sensory neuron—receptor—brain—effector—motor neuron
For election to the Lok Sabha, a nomination paper can be filed by
Miscellaneous · Easy
In a month if the seventh day is three days earlier than Saturday,then the nineteenth day of the month will be a
Miscellaneous · Easy
Which among the following events happened earliest ?
Miscellaneous · Easy
An 80-litre solution of alcohol and water has 75% alcohol. How much water (in litres) must be added to bring down the concentration of alcohol to 60%?
Miscellaneous · Easy