Science 100-300 words per questions *DO NOT PLAGIARIZE****

1) Compare and contrast highly developedcountries (HDCs) and less developed countries (LDCs). Include in your answerthree examples of countries in each category; a description of the gap betweencategories; and the similarities and differences that one might expect to seein these types of countries. 2) Explain why a single child born in theUnited States can have a greater effect on the environment than 12 or morechildren born in a developing country.3) Some people want scientists to give themprecise, definite answers to environmental problems. Explain why this is notpossible, and explain its implications on an ongoing environmental problem(e.g., climate change, etc.).4) How does a food web differ conceptuallyfrom a food chain? Which is more realistic, and why?5) Briefly summarize the first and secondlaws of thermodynamics and then explain how each is applicable to the study ofecosystems and energy.6) Discuss the contributions of saprotrophsand detritivores to a balanced ecosystem. Identify two representatives of eachgroup in your discussion.7) List and describe four ways in whichsolar radiation makes life on Earth possible. 8) List and briefly explain three ways inwhich human activities are impacting the biogeochemical cycles.