How to access Photo Stream on iPhone and iPad. 1  Launch the Photos app on your iPhone or iPad. 2  Tap on the Albums tab in the bottom navigation. 3  Tap on My Photo Stream.ow to access Photo Stream on iPhone and iPad. 1  Launch the Photos app on your iPhone or iPad. 2  Tap on the Albums tab in the bottom navigation. 3  Tap on My Photo Stream.
Ecologists study these relationships among organisms and habitats of many different sizes, ranging from the study of microscopic bacteria growing in a fish tank, to the complex interactions between the thousands of plant, animal, and other communities found in a desert. Ecologists also study many kinds of environments.
1 An astronomer studies stars, planets and galaxies. 2  A botanist specializes in plants. 3  A cytologist specializes in the study of cells. 4  An epidemiologist studies the spread of diseases. 5  An ethologist studies animal behavior. An agronomist specializes in soil and crops. 2  An astronomer studies stars, planets and galaxies. 3  A botanist specializes in plants. 4  A cytologist specializes in the study of cells. 5  An epidemiologist studies the spread of diseases.