Question

A biologist counts the number of zebras in a population each year, and notices an increase in the zebra population. which describes the biologists actions?

graphing

inference

observation

interfacing

Answer 1

Observation. The biologist has made an observation that the number of zebras has gone up.

Answer 2

The correct answer is observation.

Observation is defined as noticing the process to gain information.The scientists keeps on observing the population of zebra each year and he notices an increase in population and this change was noticed by the scientist because he was observing the change in number of zebra every year.