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EnvCalExam
Exam Review
| Question | Answer |
|---|---|
| In which country is the population likely to be increasing most rapidly. | Kenya |
| A sustainable world would be characterized by | indefinite existence of human populations in a healthy and prosperous condition. |
| Hardin's "tragedy of the commons" essay addresses the conflicts associated with what environmental challenge? | protecting shared resources. |
| Sunlight, air, forest, minerals, and water are all | natural resources |
| Introduction of harmful levels of chemicals or wastes into the environment is called | pollution. |
| During the blank period in history, humans lived in tribes and used fires to maintain prairie habitat. | hunter-gather period |
| A blank pollutant is a harmful material that cannot be broken down by natural processes. | nondegradeable |
| Residents of blank countries make up 80% of the worlds total population. | developed |
| 3 Renewable resources: | Sun, Air, Water |
| Non-renewable 3 | Gold, Diamonds, copper. |
| Chance that an event will happen is known as | probability. |
| In an experiment the factor of interest is called | Variable |
| The average mass of a wolf in a pack of wolves is an example of | mean |
| An blank is one type of graph that is particularly useful for organizing and comparing experimental data for several things in one graph. | Bar |
| An blank can explain an observation and predict what might happen in the future. | theory. |
| numeric information called blank is gathered in an experiment. | data |
| A blank is a 3-d representation you can touch. | physical model. |
| Good scientists demonstrate the habit of mind called blank when they do not believe everything they are told. | skeptical |
| What essential characteristic does a good experiment have? | A control, and and a single variable is used. |
| In an experiment the factor of interest is called the | variable |
| With respect to matter, Earth is a | closed system |
| With respect to energy, earth is an | open system |
| Earth's thin outer layer is known as the | crust |
| Part of earth that contains the air we breath | atmosphere |
| what is an example of producers of oxygen? | Plants |
| The boundary between warm and cold water in an ocean or lake is | thermocline |
| Volcanoes occur at tectonic plate boundaries that are | colliding, and separating from one another. |
| Deep currents flow along the | Ocean floor |
| Ozone layer is located | in the stratosphere |
| transfer of energy through space is | Radiation |
| Trait that increases an organisms chance of survival is | an adaptation |
| process that causes the characteristics of a population to change without human control | natural selection |
| trait unintentionally selected by humans is | resistance |
| trait that increases an organisms chance of survival | adaption |
| change in genetics in a population from one to another generation is | evolution |
| What would be a vertebrate? | Frogs |
| What invertebrates are generally small, allowing them to live on little food and to hide enemies? | Insects |
| What is the initial source of food in most ocean ecosystems? | Algae |
| Nonliving parts of an ecosystem are? | Abiotic |
| Athletes foot is a disease caused by? | Fungi |
| What kind of natural disaster helps some forest communities by allowing some trees to release seeds? | Fire |
| Which kind of organisms obtains energy only from producers | herbivores |
| Where would an ecologist least likely to go study primary succession? | Amazon Rainforest |
| What would be an example of a pioneer species? | Shrub |
| What makes up 78% of the atmosphere? | Nitrogen |
| What would you find on islands made by volcanoes? | Primary Succession |
| Feeding relationships that are possible? | food web |
| What organism is likely to be in the bottom tropic level? | Algae |
| What wouldn't contain carbon from the bodies of plants and animals that died millions of years ago? | phosphate salts |
| What would you expect on to find on a deserted land after 150 years? | tall, mature trees. |
| The main factor that determines what type of plants grow in a biome is | temp and precipitation |
| Tropical rain forests are threatened by | deforestation and the trade of rain forest plants and animals |
| If you visited a savanna you would likely see | large herds of grazing animals |
| Animals that live in the desert | are usually nocternal |
| Estivating is? | sleeping through the dry season and in the ground |
| deserts are | often formed on the dry side of mountain ranges |
| Adaptations of desert animals that help them survive in the hot, dry desert often include | searching for food at night |
| The distances- north or south of the equator is the | longitude |
| The deforestation of the rain forests may cause climate changes which in turn may affect | flooding |
| A blank has an annual rainfall less then 25cm | Desert |
Created by:
cameron2009
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