1. Science Dailies Goal One: The learner will conduct investigations to build an understanding of the interdependence of plants and animals. White Oak Elem Fifth Grade 2010

2. 1.Choose the BEST definition of an ecosystem. A. A community of living things interacting within an environment B. A community of nonliving and living things interacting within an environment C. A community of nonliving things interacting within an environment D. A group of organisms where one preys upon another for food energy 2.What environment is an alligator BEST suited for? A. Wetland B. desert C. Deep ocean D. Tundra 3.The following objects are classified according to groups. The names of the groups can BEST be describe as….. A. Amphibians: Mammals B. Vertebrates: Invertebrates C. Wetland animals: Ocean animals D. Wetland animals: River animals 4.Which of these animals can BEST be added to Group B? A. SeagullB. Penguin C. OtterD. Starfish Group AGroup B turtlecrab crocodilejellyfish frogdolphin 1.01 Describe and compare several common ecosystems (communities of organisms and their interaction with the environment).

3. 1.02 Identify and analyze the functions of organisms within a population of the ecosystem: Producers Consumers Decomposers 3. Mushrooms break up decaying plants and animals into nutrients that are returned to soil. What role does the mushroom play in the food chain? A. ProducerB. Herbivore C. OmnivoreD. Decomposer Testing Tip: Be aware of key words such as “all”, “now”, “always”, “never”, “only”, and “exactly”. 1. In the shown food chain, which item is the producer? A. SunB. Clover C. Rabbit D. Fox 2.In the shown food chain, which item(s) is/are the consumer(s)? A. SunB. Clover and rabbit C. Rabbit and foxD. fox 4.Which of the following is the definition of a producer? A. An organism that makes its own food form the environment; usually a green plant B. An organism that feeds on other organisms for food C. Any organism that feeds or obtains nutrients by breaking down organic matter from dead organisms D. An organism caught or hunted for food by another organism

4. Testing Tip: In multiple choice questions, the longest answer should be considered because test writers want to be sure that the correct answer is accurate. 1.03 Explain why an ecosystem can support a variety of organisms. 1.An ecosystem can support a variety of organisms because __________________. A. There are a wide variety of plants and animals living there so multiple food sources are present. B. There are many food chains which create food webs in which all of the living things depend on one another. C. Both A and B D. Neither A or B 2.Which list of items contain objects that are all nonliving parts of an ecosystem? A. Rocks, grass, sun B. Spider, water, web C. Sun, water, tree D. Soil, water, sun 3.Which of the following is NOT an example of an ecosystem? A. forest B. wetlands C. Tree* D. rainforest 4.An ecosystem works because animals and plants are interdependent. What does interdependence mean? A. Plants and animals in the habitat depend on one another to survival B. An animal that feeds on plants C. An organism that makes its own food D. The entire sequence of events in an organism’s growth and development

5. 1.04 Discuss and determine the role of light, temperature, and soil composition in an ecosystem’s capacity to support life. 1.Many desert animals are nocturnal; they are active during the cool night. What can BEST explain why desert animals make these adaptations? _______________________________________ 2. What type of soil is BEST for supporting a variety of plant growth? A. Sandy soil B. Soil with a mix of sand, clay, and decaying plants and animals C. Rocky soil D. Clay soil Testing Tip: Watch for negative words like “not”, “no”, and “never”. 3.As winter approaches, many birds head south in search of warmer climates. As warm weather returns, the birds return. What is this referred to as? A. migration B. hibernation C. mimicry D. camouflage 4.Chipmunks gather food and store it away for the cold winter months. During the winter, they stay sleeping inside their homes until warm weather returns. What is this referred to as ? A. migration B. hibernation C. mimicry D. camouflage

6. 1.05 Determine the interaction of organisms within an ecosystem. 1.If all of the trout in a river suddenly died, which would NOT likely be an effect? A. The trout’s prey would become overpopulated. B. The trout’s predators would search for other food or die. C. The plants in the area would die suddenly. D. Fish would leave the ecosystem in search of a more balanced one. 2.If the water in a pond suddenly became very polluted, which organism would NOT be affected? A. fish B. turtle C. plants D. All of the organisms would be affected. 3. In the shown food chain, which organism is the predator of the snake? A. sun B. plant C. mouse D. hawk 4.In the shown food chain, which organism is the prey of the snake? A. sun B. plant C. mouse D. hawk Testing Tip: Preparation for your first test should begin after the first day of class; this includes studying, completing homework assignments and reviewing study materials on a regular basis.

7. 1.06 Explain and evaluate some ways that humans affect ecosystems. Habitat reduction due to development Pollutants Increased nutrients 1.Which of these is NOT a possible effect of littering? A. The community will look cleaner. B. A bird could swallow part of plastic bag and choke. C. The litter could kill plants if it contained chemicals. D. Trash could get into rivers and affect water supply. 2.When people clear an area of trees, what would NOT be an effect on the living things nearby? A. The birds must find new shelter. B. Squirrels lose their protection from predators as they have nothing to climb for a quick escape. C. Animals that live off of food from the trees, such as acorns, will need to find another food source or die. D. More oxygen will be produced. 3.Which would NOT be a likely effect to an ecosystem if chemicals were leaked into the soil? A. Plants could die. B. Herbivores would have no food to eat. C. Carnivores would begin eating plants D. Herbivores would begin to die. 4.What could be considered a negative impact that the invention of electricity has had on our environment? _______________________________

8. 1.07 Determine how materials are recycled in nature. 1.Which path correctly shows how humans most often get energy from the sun? A. Sun- plankton- fish- humans B. Sun- plankton- humans C. Sun- humans D. Sun-fish- humans 2.Which items from nature is a bird MOST LIKELY to use to build a nest? A. Water B. Rocks C. Soil D. Fallen twigs 3.Plants take in carbon dioxide from the air through photosynthesis and release __________ back into the air. A. oxygen B. nitrogen C. carbon dioxide D. water 4.Animals exhale carbon dioxide through respiration and breathe in _________ from the air. A. oxygen B. nitrogen C. carbon dioxide D. water Testing Tip: Go to review and pay attention to hints that the teacher may give about the test. Take careful notes and ask questions about items you may be confused about. Testing Tip: Ask the teacher to specify the areas that will be emphasized on the test.

9. Vocabulary