A 6 cm tall object is placed perpendicular to the principal axis of a convex lens of focal length 15 cm, the distance of the object from the lens is 10 cm. Find the position, size, and nature of the image formed, using the lens formula.

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?