Chapter 1 Quiz ( Population)

Explanation
The correct answer is "Group of living things of the same species living in an area." This definition accurately describes a population, which refers to a collection of individuals of the same species that inhabit a specific geographical area. It highlights the key characteristics of a population, including the shared species identity and the spatial aspect of their distribution. This definition distinguishes a population from other options such as counting animals or different races living together, which do not encompass the full concept of a population.

Explanation
The correct answer is 4.6 million because it is the most reasonable and accurate option among the given choices. Singapore is a highly populated country, and 4.6 million aligns with the estimated population of Singapore. This answer is also consistent with the current population statistics of Singapore, making it the most likely option.

Explanation
The correct answer is Chinese because according to the information provided, 77% of Singapore's population belongs to this ethnicity.

Explanation
The correct answer is 6 billion because it is the closest option to the current estimated world population. As of July 2021, the world population is around 7.9 billion, so 6 billion is the most accurate choice among the given options.