Radishes may be long, oval or round: long is dominant, round is recessive and oval a mixture of the two. If a farmer has all oval plants in his garden, what will be the phenotypes of the F_(1) generation?

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?