Students who major in zoology spend a lot of time outdoors studying animals and their habitats. They also study the effects of humans on animals' environment and how to lessen these effects. Some jobs in zoology require an associate or a bachelor's degree, while others demand a degree that takes longer to obtain.
Every living organism needs a home, shelter or environment that provides the safety, ideal emperature and basic things it needs to survive. more science lessons: Asexual Reproduction
Transcript of Why Do humans need food to survive. photo credit Nasa / Goddard Space Flight Center / Reto StÃ¶ckli Why humans need food to survive? The first reason why humans need food is because animals and human get energy from the food they eat and it also provides us with nutrients and to make us be healthy and active. Food also provides us for Development and growth.