Threats to biodiversity - Study guides, Class notes & Summaries

What abiotic characteristics define a desert? Correct Answer Average rainfall >250 mm (10 inches a year) Extremely variable rainfall totals year to year. How widespread are deserts across the world? Correct Answer Deserts are found on every continent and cover 1/5 of earths land area. What physiological and behavior qualities are commonly found among desert wildlife? How do these characteristics aid in the survival of these species? Correct Answer Animals: Extremely low water use, burr...

Which of the following describes an effect of an environmental issue experienced at the global level? • Particulate matter from a coal factory is causing health problems for workers. • Formaldehyde in the new office carpeting is causing a severe allergic reaction. • Consumers experience dizziness and nausea from pollutants in the water supply. • The consumption of fossil fuels contributes to air pollution and rising CO2 levels. CONCEPT Time, Scale, and Impact 2 Which of t...

Which of the following describes an effect of an environmental issue experienced at the global level? • Particulate matter from a coal factory is causing health problems for workers. • Formaldehyde in the new office carpeting is causing a severe allergic reaction. • Consumers experience dizziness and nausea from pollutants in the water supply. • The consumption of fossil fuels contributes to air pollution and rising CO2 levels. CONCEPT Time, Scale, and Impact 2 Which of t...

Geography AQA PAPER 1 (Questions and Answers A+ Graded 100% Verified) Natural Hazard ANS: Any natural process that is a potential threat to human life and property Factors affecting hazard risk ANS: Urbanisation, poverty, development, climate change Constructive plates ANS: Two plates move apart, magma forces way along gap and causes earthquake, erupted lava cools and forms volcano Ecotourism ANS: The practice of using an area's natural environment to attract tourists which is sustainab...

UNISA BLG1501 Memorandum May/June 2022 EXAMINATION 100 Marks SEMESTER 1 Question 1 1.1 An atom is defined as the smallest particle of _____ A. a compound that can take part in chemical reaction. B. an element that can take part in chemical reaction. C. a molecule that reacts with other molecules. D. an isotope that take part in chemical reaction. E. a compound that react with other compounds. 1.2 The three domains of life are _____ A. eukarya, fungi and bacteria. B. e...

Geography AQA PAPER 1 Natural Hazard Ans- Any natural process that is a potential threat to human life and property Factors affecting hazard risk Ans- Urbanisation, poverty, development, climate change Constructive plates Ans- Two plates move apart, magma forces way along gap and causes earthquake, erupted lava cools and forms volcano Ecotourism Ans- The practice of using an area's natural environment to attract tourists which is sustainable and won't damage area Destructive plate Ans...

Geography AQA PAPER 1 Natural Hazard Ans- Any natural process that is a potential threat to human life and property Factors affecting hazard risk Ans- Urbanisation, poverty, development, climate change Constructive plates Ans- Two plates move apart, magma forces way along gap and causes earthquake, erupted lava cools and forms volcano Ecotourism Ans- The practice of using an area's natural environment to attract tourists which is sustainable and won't damage area Destructive plate Ans...

Why is it important to post-rinse when pipetting volumes less than 20 microliters? CORRECT ANSWER Small volumes may not get expelled completely due to surface tension. True/False: Pipettors are most accurate in the middle to top end of their volume range. CORRECT ANSWER true How can contamination be prevented in the laboratory? CORRECT ANSWER -using barrier pipette tips -changing pipette tips between solutions -keeping test tubes and pipette tip boxes closed What unit is pipetteing ...

1 Select the item below that is ​biotic​. ● Bacteria ● Dirt ● Water ● Air CONCEPT Environmental Science 2 Sherman notices the leaves of one tree in his yard begin to change color much earlier than the surrounding trees. He wonders what causes this. Sherman calls a local nursery to ask some questions. If Sherman follows the steps of the scientific method, his next action would be to __________. ● analyze data ● reach a conclusion ● conduct an experiment ● form a hypothesis CON...

RNR 200-Exam 1|48 Questions with Answers "Protecting the Environment" view? - CORRECT ANSWER -Long history of setting aside land to protect flora & fauna (e.g., Europe, China, India, Romans, Aztecs, Incas) § Was this "conservation" ? • Religion or appeasement • For enjoyment of the ruling class Was the "protecting the environment" perspective actual conservation? - CORRECT ANSWER no it was for religion or appeasement for enjoyment of ruling class what are three rese...