Practice Questions for Mid-Term Fall 2024 PDF

Practice questions for Mid-Term Human population 1. List the density-dependent growth-limiting factors faced by humans during the hunter- gatherer period. 2. What is the name of the place known as the birthplace of agriculture? 3. What transition...

Practice questions for Mid-Term Human population 1. List the density-dependent growth-limiting factors faced by humans during the hunter- gatherer period. 2. What is the name of the place known as the birthplace of agriculture? 3. What transition took place during the Industrial Revolution? 4. List the four main medical discoveries made during the Industrial Revolution. 5. Define: developed countries, developing countries and give an example of each of them Environmental hazards and risk assessment 6. What are the different types of environmental hazards? 7. List five improvements to sanitation practices that occurred as a result of the germ theory of disease. 8. What are antibiotics? 9. Mode of transmission of diseases 10. All infections agents are parasites true or false. 11. What is an airborne disease? Give an example. 12.What is a foodborne disease? Give an example. 13.What is a water borne disease? Give an example. 14.What is a vector borne disease? Give an example. 15. Diseases like Covid-19 that present a high transmission and mortality rate and are also viral and new to human species are known as ………… 16. Defines these environmental toxins: Mutagen, Carcinogen, Teratogens 17.What are the three factors affecting the toxicity of an environmental toxin? 18.What are the different steps in risk assessment? Matter and energy. 19. From the picture below, identify the main components of an Atom (Carbon) and indicate if they are positively charged, negatively charged or neutral. 20. Other organisms, such as animals and fungi, cannot directly absorb sunlight. What biochemical process do they rely on to get energy? 21. What is the difference between Kinetic energy and Potential energy? 22. The smallest particle of matter that still exhibits the characteristics of its element it’s known as........ ? 23. How are molecules formed? 24. Classify the following into Atom or Molecules : H2O( water), N (nitrogen), C( carbon), Co2 (Carbon dioxide), CH4( Methane), Na( sodium). Fossils fuels 25. When was coal formed during the evolution of our planet? 26. List three fossil fuels. 27. What are the negative environmental impacts caused by – Coal,-hydraulic fracking. 28. What are the applications of crude oil 29. What is fractional distillation? 30. Why is the natural gas Ch4 (Methane) dangerous for the environment?