ZOO507 Quiz 1

MUHAMMAD IMRAN ZOO507-Principles-of-Animal-Ecology

QUIZ NO 1 /PAST

1. Atmosphere contains 21% of oxygen.
2. Energy in the form of food is transferred from one organism to other through different trophic levels.
3. Aquatic marine Herbivorous Eat 150 pounds of plants each day.
4. photosynthesis is a process that starts an ecological food web.
5. All given Provide stability to ecosystem.
6. Tertiary consumers eat the carnivores that ate the herbivores.
7. Decomposers They release nutrients from the dead bodies of plants and animals and return them to the soil, water, and air for reuse by producers.
8. In open water, the dominant producers are phytoplankton.
9. Demography Study of human population and the factors that regulate the growth of population.
10. Humans belongs to omnivores class of organisms.
11. Catfish is a detritivores.
12. Nitrifying bacteria (Nitosomonas and Nitrobacter) are chemosynthetic in nature.
13. Grasshoppers belong Herbivores of class of organisms.
14. An ecological pyramid is further classified into three main type.
15. A food pyramid is a graphical representation of flow of energy through different trophic levels of an ecosystem.
16. A certain range of values within the tolerance range is called the range of optimum.
17. Secondary consumers are also known as Meat eaters.
18. Animal populations change over time as a result of all given.
19. On land, most producers are green plants, which generally capture about 1% of the solar energy.
20. The habitat which is the actual place of living of an organisms.