Three resistor of 6ohm , 10ohm and 15ohm are connected in parallel with a 6 volt battery find total resistance of the circuit ;total current ;current through the 10ohm resistor;potential difference across 15ohm resistor

What type of questions asked from the lesson of magnetic effect of electric current 

Wavelength of green light is

A) 400-450 nm

B) 500-550 nm

C) 660-720 nm

D) 720-800 nm

What is the difference between anaerobic & aerobic respiration? Name some organism that uses the aerobic mode of respiration?

What are the main components of our environment? Explain each of them briefly.

What are examples of hydrotropism plants?