I believe that would be irritability.
Studies the evolutionary processes that produced the diversity of life on Earth, starting from a single common ancestor.
I don’t know the answers but if you search up the first question on google the second/third link should be the quizlet with the answers
It is known as a innate behavior
YES BECAUSE THE BOTTOM OF THE FOOD CHAIN IS THE PRODUCER AND THAT IS THE GRASS AND THE ORGANISM THAT EAT THE GRASS WOULD DIE BECAUSE THAT ORGANISM WOULDNT BE ABLE TO EAT AND THEN THE SAME THING WILL HAPPEN TO THE OTHERS.