8.What level of biological organization is referred to all different species living together in a particular area?

a. biosphere
c. population
b. community
d. tissue

9. Which among the levels of biological organization covers all the places on earth where organisms are found?

a biosphere
c. community
b. cell
d. population

10. Brain is an example of which of the following levels of biological organization?

a. cell
c. organ system
d. tissue
b. organ

11. The words like, epithelial and connective, are types of which level of biological organization?

a tissue
c. organ
b. cell
d. organ system

12. Digestive system belongs to which of the following levels of biological organization?

a. organ
c. organism
b. organ system
d. tissue
13. Which of the following shows the correct arrangement of the levels of biological organization if arranged from smallest to largest group?

a. tissue, organ, organ system, organism, cell, community, population, biosphere

b. cell, tissue, organ system, organ, organism, population, community, biosphere

c. tissue, cell, organ, organ system, organism, biosphere, community, population

d. cell, tissue, organ, organ system, organism, population, community, biosphere

14. Which of the following levels of biological organization contains the DNA or the blue print of life? a. cell c. organ b. community d. population 15. Which one DOES NOT belong to the group?

a. biosphere
c. organ
b. molecule
d. population​