The answer is Fine Motor Skills
The child is using his wrists, hands and fingers in coordinated movements to place the pegs in the holes which do not require gross motor skills. Unlike fine motor skills that encompass small movements, gross motor skills involve a coordinative movement of more substantial body parts such as legs, arms, and the body.
Stratification in the field of ecology refers to the vertical layering of a habitat; the arrangement of vegetation in layers. ... strata) of vegetation largely according to the different heights to which their plants grow. The individual layers are inhabited by different animal and plant communities (stratozones).
Answer:
Respiration is a type of metabolism.