Question

Which environmental change did Lamarck cite as driving the evolution of the horse?

Options

• Dry, hard grassy plains changed into soft jungles

• Narrow holes and crevices became the primary habitat

• Soft jungles changed into dry, hard grassy plains

• Ground vegetation became scarce on tall trees

Answer 1

In the evolution of the horse, the ancestors of horses had to adapt as soft jungles changed into dry, hard grassy plains. This environmental shift drove adaptations such as longer legs and changes in teeth for grazing.