try dragging your file onto paint window (start menu->programs->accessories->paint) and then saving (file->save as) monochrome. If that is not the look your going for - try Using photoshops effects or some other software.
somewhere you can change the color of your eyes by uploading a photo
Depends on what effect you want and what the image is of. A Black and White photo often has a more arty look, a Color photo is a better representation of the source.
In order to make black and while photographs color photographs, one can choose from a variety of photo editing software programs to bring about this change. The company Adobe offers very sophisticated photo-editing tools and it is very expensive; the black and white to color effect for photos can also be accomplished using free photo editing applications such as LoonaPix.
To make one object color and the rest black and white in a photo, you can use photo editing software like Adobe Photoshop. First, convert the entire image to black and white. Then, use a selection tool to isolate the object you want to keep in color. Finally, apply a color adjustment layer to restore the color to the selected object while keeping the rest of the image in black and white.
You cannot change your cover photo on Facebook using a Kindle Fire. You will have to change your cover photo on Facebook using your PC computer or your laptop or netbook.
To create a black background in a photo, you can use a black backdrop or cloth behind the subject, adjust the lighting to focus on the subject and darken the background, or use photo editing software to change the background to black.
To blackout the background in a photo, you can use photo editing software like Photoshop or GIMP to select the background and fill it with a solid color. You can also use the "selective color" tool to adjust the background to black.
The rate is 35 pages per minute in black and white or color.
A Canon Color Photo Printer can be used to print both color and black and white photos. Depending on the model it can print up to full page pictures on various types of papers.
Desaturate takes all of the color (saturation) out of a photo to make it Black & White.
Photographs that are primarily monochromatic (black and white) with areas of full color, are usually called "selective color" or "spot color." An example would be a photo in which a flower is shown in color, while everything else has been converted to black and white.
The easiest way to print a color photo in black and white only is to use a black ink only laser printer. The printer will convert the color information into grayscale on the fly. For a more difficult task of using a color printer, use Adobe Acrobat to convert to grayscale before printing. The final piece will be printed in CMYK but will look black and white.