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Which of the following lists only biotic factors? (50) A. Flowers, Grass, Birds B. Insects, Ferns, Water C. Rain, Soil, Temperature Lakes, ponds, and streams are apart of which ecosystem? (25) A. Ocean B. Freshwater C. Terrestrial D. Grassland A fly is trapped in a spider web. Which term best describes the spider? (25) A. Consumer B. Predator C. Producer D. Prey Which action would produce a positive outcome in an ecosystem? (75) A. Planting trees to replace a forest. B. Building a shopping mall. C. Paving sidewalks in a neighborhood D. Clearing trees to build a park Which pair of organisms best adapts to the dry climate of the desert? (50) A. Cactus and horse B. Monkey and wolf C. Pine tree and Camel D. Camel and Cactus When an earthworm feeds on the remains of a dead raccoon, the worm is acting as a…(50) A. Producer B. Consumer C. Decomposer Plants make food through the process of…(25) A. Transpiration B. Photosynthesis C. Production Several trees are cut down causing the caterpillar population to decrease. What happens to the bird population in that area? (75) A. It will increase. B. It will decrease. C. It will not change. A mosquito bites a human. What type of symbiosis is this? (50) A. Mutualism B. Commensalism C. Parasitism Animals that only eat plants are… (25) A. Vegetarians B. Herbivores C. Carnivores D. Omnivores In the forest, the population of hawks declines. What will most likely happen to the ecosystem? (100) A. The number of mice will decrease. B. The number of mice will stay the same. C. The number of mice will increase. A crocodile and bird live in symbiosis. What type of symbiosis is this? A. Mutualism B. Parasitism C. Commensalism What do omnivores eat? A. Plants B. Meat C. Plants and Meat D. They do not eat because they are producers. Which of the following organisms in an aquatic ecosystem are producers? (50) A. Algae B. Crab C. Lobster D. Sea Urchin Pesticides are sprayed to kill insects. What will most likely happen to the hawks and lizards in that same ecosystem? A. The population of the hawks and lizards will increase. B. The population of hawks will increase and lizards will decrease. C. The population of hawks and lizards will decrease. Which of the following is abiotic? (25) A. Fish B. Light C. Hawk D. Grasshopper A terrarium is a small model of which type of ecosytem? (100) A. Aquatic B. Terrestrial Which of the following is a decomposer? (50) A. Bird B. Earthworm C. Plant D. Tiger Which ecosystem is terrestrial? (50) A. Estuary B. Lake C. Grassland D. Ocean Which system works with the respiratory system to exchange gases in the body? (75) Muscular system Cardiovascular system Nervous system Digestive system Which ecosystem is caused by the mixing of fresh and salt water? (50) A. Estuary B. Lake C. Salt Marsh D. Swamp Which best describes the role of a producer? (100) A. Uses energy to make food. B. Feeds off decaying organisms. C. Eats other living things. D. Returns resources to the environment. A high pressure system is moving into the area. What will most likely occur? (75) A. Stormy Days B. Cloudy Days C. Sunny Days D. Snowy Days How does air move? (25) A. Warm air rises and cool air sinks B. Warm air sinks and cool air rises Which direction does the wind move? (50) A. East to West B. West to East C. North to South D. South to North Why do winds at the beach change direction between day and night? (100) A. Because cool air sinks and stays in place over land. B. Because the temperature over land and over water change. C. Become warm air over land sinks and stays in place over land. When two fronts meet, you should expect… A. Cold Temperatures B. Precipitation C. Warm Temperatures Where would a hurricane most likely hit? (50) A. Maine B. Virginia C. Michigan D. Florida How does wind move? (75) A. From areas of high pressure to low pressure. B. From areas of low pressure to high pressure. An anemometer measures (75)… A. Temperature B. Rain Gauge C. Wind Speed D. Wind Direction During which stage of the water cycle does a liquid change to a gas? (50) A. Condensation B. Evaporation C. Precipitation Vanessa moves to the southern hemisphere. What season would she most likely experience in August? (50) A. Spring B. Summer C. Autumn D. Winter Brianna lives in the Northern hemisphere. It is December. What season is it? A. Spring B. Summer C. Fall D. Winter Which of the below best describes El Niño's impact on the earth? A. Strong winds B. Cold, icy conditions C. Droughts, flooding, warmer ocean temperatures How is North Carolina affected when the jet stream is above the state? A. NC will have warmer weather B. NC will have colder weather C. NC will have tropical weather D. NC will have mild weather How is North Carolina affected when the jet stream is below the state? A. NC will have warmer weather B. NC will have colder weather C. NC will have tropical weather D. NC will have mild weather Why do we have winds on earth? (100) A. Because of the prevailing westerlies B. Because of the trade winds C. Because of the earth’s rotation D. Because the earth receives the sun’s rays unevenly What allows green plants to control the amount of water in their leaves? (75) A. Condensation B. Evaporation C. Precipitation D. Transpiration Which of the following measures wind direction? (50) A. Weather Vane B. Rain Gauge C. Thermometer D. Anemometer It is a hot July day. Which part of the day will most likely be the highest? (75) A. 10 am B. 10 pm C. 2 pm D. 6 pm Which best describes the jet stream? (75) A. It is around the eye of a hurricane. B. It causes air masses to rotate clockwise. C. It forms a boundary between warm and cold air masses. The weatherman says that tomorrow will be 85 degrees, 2 inches of rain, and the winds will blow west. What tools does he need? (100) A. Anemometer, Rain Gauge, Wind Vane B. Thermometer, Rain Gauge, Wind Vane C. Thermometer, Anemometer, Rain Gauge High, thin, wispy clouds…(25) A. Cirrus B. Cumulus C. Nimbus D. Stratus Which is a form of precipitation? (25) A. Wind B. Snow C. Fog D. Dew What type of weather is associated with cumulonimbus clouds? (50) A. Sunny and clear B. Thunderstorms C. Snowstorms D. Drizzling, slow rain How are condensation and evaporation similar? (50) A. Both are caused by decreases in air temperature. B. Both are caused by increases in air temperature. C. Both are caused by changes in heat energy. It is a bright sunny day. Jacob wants to figure out which type of clouds would most likely be in the sky. (50) A. Cumulonimbus B. Stratus C. Cumulus D. Cirrus What will most likely occur from a low pressure system? (50) A. Warm Temperatures B. Cloudy C. Clear D. Cool Temperatures Which has the greatest effect on wind speed? (75) A. Precipitation B. Cloud Cover C. Wind Direction D. Wind Speed Which best describes the speed of a ball as it is thrown into the air? (50) A. It will go up at a constant speed and fall at a constant speed. B. It will go up slowly and come down quickly. C. It will go up quickly and come down slowly. Why is it easier to ride a bike down a hill than up a hill? A. Friction B. Gravity C. Mass D. Speed What causes a moving object to move in a forward direction? (50) A. An increase in mass B. A decrease in mass C. A force Daron drops a book off his desk. What causes it to fall to the floor? (25) A. Friction B. Gravity C. Speed D. Mass The weight of a group is equal to the weight of all it’s parts. (50) A. True B. False T’Nyiah rides a wagon down a hill. What causes her to eventually stop? (50) A. Gravity B. Friction C. Mass D. A Force 150 points Draw a graph that is increasing in speed…. A girl walked for 1 hour. She traveled farther in the first 30 minutes than the last 30 minutes. Why? (75) A. She walked over too many hills. B. She walked at a constant speed. C. She walked in different directions. D. Her average speed was faster during the first 30 minutes. Which of the following is not an example of a multicellular organism? Dog Fish Amoeba Worm Which of the following is a single cell organism? (50) A. Human B. Plant C. Insect D. Fungi Which body system is the protection for your organs? (50) A. Nervous B. Skeletal C. Muscular D. Respiratory Which system processes food into usable energy? (50) A. Muscular B. Excretory C. Digestive D. Circulatory Which body system sends electrical signals to your brain? (50) A. Digestive B. Respiratory C. Circulatory D. Nervous What is a function of the cardiovascular system? (75) A. To transport gases through your body B. To protect your bones C. To allow you to move D. To move blood through your body Which best describes a bacterial cell? (75) A. It is an incomplete organism. B. It is a complete organism. C. It contains many types of cells. D. It is a large organism. What is the basic unit of life? (25) A. Blood B. Cells C. Vessels Heart, blood, vessels…(25) A. Respiratory B. Circulatory C. Nervous D. Muscular Which structures make up the respiratory system? (50) A. Heart, Blood, Vessels B. Brain, Spinal Cord, Nerves C. Nose, Trachea, Lungs The brain and the spinal cord are a part of which system? (50) A. Digestive B. Excretory C. Muscular D. Nervous Erik is trying to decide if an organism is unicellular or multicellular. What information does he need to know? (50) A. How many cells it has. B. How large the cells are. C. How many types of cells it has. What is an example of a new substance being formed? (50) A. Glass Breaking B. Wood Burning C. Water Freezing D. Metal Melting Which is most responsible for an uneven heating of air in the atmosphere? (75) A. Combustion B. Conduction C. Convection D. Radiation A balloon is warmed under a lamp. What will happen to the balloon? (50) A. It will become larger. B. It will become smaller. C. It will stay the same size. A balloon is warmed under a lamp. What happens to the weight of the balloon? A. It will become heavier. B. It will become lighter. C. It will stay the same. Which of the following is a chemical change? A. Paper Tearing B. Wood Burning C. Folding a shirt Diane stands in the pool. She notices that the water around her feet is cooler than the water near the surface. Why? A. Convection B. Conduction C. Radiation Kiersten and Samantha are sitting by the campfire. How can the feel the fire without actually touching it? A. Radiation B. Conduction C. Convection What happens to metal railroad tracks on a hot summer day? A. Increase in length B. Increase in weight C. Decrease in length D. Decrease in weight Which characteristic of a dog is a result of it’s environment? (50) A. It’s color B. The length of it’s ears C. It’s food preference D. It’s ability to see in the dark. Why do children resemble their parents? A. They eat the same foods. B. They have similar DNA C. They speak the same language. D. They have the same beliefs. What would Avion most likely inherit from his parents? (25) A. Shape of earlobes B. Musical Ability C. Personality D. Hair Style Which of the following is an inherited trait? (50) A. Religious Beliefs B. Fingerprints C. Dimples D. Memories Which of the following traits would Leila most likely inherit from her parents? A. Her hair style B. Her height C. Her intelligence D. Her personality Taylor and Cam are twins. Which of the following traits would they not have in common? A. Shape of nose B. Shape of ear lobes C. Fingerprints