The principle of uniformitarianism states that

According to the law of Uniformitiarinism, all the earth dynamic geological process that is undergoing at present must have taken place in the past and with the same force and intensity. This law provides the geological events that have taken place in the past. The landforms that exist on earth now have formed from the continuous effects of geological processes. Some of the examples that follow uniformitarianism is rock cycle, water cycle, plate tectonic movements, and volcanic eruptions that are continuously taking place since the time of formation of the earth.

ans.

gregor john mendel is known for study of inheritance in pea plants. he used garden pea plant for his study, having alternative traits for various characters. he performed cross-breeding in pea plants to check how characters are transmitted between parents to offspring, such as cross between pure tall and pure dwarf plant. mendel studied the inheritance patterns in pea plants for various generations.

thus, the correct answer includes options and f).