As you move up the energy pyramid the amount of available energy ______
Decreases
True or false: An ecosystem with high genetic diversity is healthier than an ecosystem with low genetic diversity.
True
Which process contributes carbon dioxide to the atmosphere?
Photosynthesis
Water has the ability to maintain a fairly _______________ temperature.
Hot
Sunlight affects which process of the water cycle?
Evaporation
Oil, coal, and natural gas are considered __________ ___________ because it takes millions of years for them to form.
Nonrenewable Resources
Which factor would have the greatest effect on the flow of energy into an ecosystem?
A. a large increase in the number of carnivores
B. a large decrease in the amount of sunlight available
C. a small increase in the number of decomposers
D. A small decrease in the amount of minerals available
B. a large decrease in the amount of sunlight available
What is an invasive species?
A non-native (not naturally found) species added to an area and is harmful.
Which of the following is correct?
A. There is as much carbon on earth as when it was formed
B. Carbon is lost every time it is recycled
C. Carbon is being created whenever it is recycled
D. Carbon changes to different forms and is never recovered
C. Carbon is being created whenever it is recycled
Which of the properties of water describes why polar bears are still able to hunt in the waters of the Arctic Ocean?
Expansion upon freezing
Movement of water through the soil
Percolation
__________ is an energy resource that WILL NOT run out in the next several hundred years.
Renewable Energy Resource
Select all that apply: The Wildebeest gives energy to:
Serval, Black Panther, Hyena, Lion
Define genetic diversity
variation of genes within a species or population in a given area
Which process converts carbon in the form of sugar into carbon dioxide gas?
Respiration
Water moving up a plant from roots to leaves is helped by which property of water?
cohesion/adhesion
A flower field has been infected with a disease that prevents plants from opening and closing their stomata. Which of the following describes the affect this would have on the water cycle?
A. Evaporation increases
B. Percolation decreases
C. Transpiration decreases
D. Condensation increases
C. Transpiration decreases
Energy that is made from the power of moving water
Hydroelectric Power
If your grass has 5,000 kj of energy, how much of that energy will your frog have access to?
50 kj
Put the levels of biodiversity in order from largest to smallest(Species, genetic and ecosystem diversity).
Ecosystem Diversity
Species Diversity
Genetic Diversity
Organisms that do not decompose can be buried and become what?
fossil fuels
The top layer of frozen water acts as an insulator keeping the water underneath slightly warmer. What property of water allows for this to occur?
expansion upon freezing
What would happen if less water evaporated from the oceans?
Less water vapor in atmosphere
Why is it important to evaluate scientific claims about environmental impacts?
a) To ensure that the claims are always positive
b) To determine whether the claims are based on sound scientific evidence
c) To discredit scientists who disagree with our own beliefs
d) To ignore any evidence that challenges our current practices
b) To determine whether the claims are based on sound scientific evidence
Explanation: Evaluating scientific claims helps ensure that decisions are made based on reliable information and not misinformation.
What are the primary consumers in this image?
Mouse
Rabbit
Grasshopper
Bird
Which statement best describes an example of high species diversity?
a. A pond ecosystem is populated by a single species of frogs
b. A state park includes multiple forest and freshwater ecosystems with many different species of fish, frogs, and birds
c. A desert ecosystem is populated only by organ pipe cacti, camels, and armadillo lizards
b. A state park includes multiple forest and freshwater ecosystems with many different species of fish, frogs, and birds
The diagram shows the flow of organic molecules through an ecosystem. What two processes are identified by the labels X and Y?
X : Decomposition
Y : Respiration
The following image shows the process of diffusion in the water cycle. What property of water does diffusion show?
Versatility as a solvent
You left a cube of ice in a cup. In an hour the ice turned into a clear substance that took on the shape of the bottom of the cup. After a few days there appeared to be nothing in the glass at all. What states of matter did the ice cube go through?
Solid-liquid-gas
How can the use of renewable resources help mitigate the environmental impacts of human activities?
a) Renewable resources can help reduce our reliance on nonrenewable resources that contribute to pollution and climate change
b) Renewable resources are more efficient than nonrenewable resources
c) Renewable resources are always free and readily available
d) Renewable resources do not produce any pollution
a) Renewable resources can help reduce our reliance on nonrenewable resources that contribute to pollution and climate change