Seventh Grade Science Ecology_biomes 1. How do the characteristics of taigas compare to the characteristics of deciduous forests? A. Taigas are located near the equator whereas the deciduous forests are located near the poles. B. The dominant trees found in a deciduous forest lose their leaves in the winter whereas the dominant trees in the taiga retain their leaves year round. C. The dominant trees found in a taiga lose their leaves in the winter whereas the dominant trees in the deciduous forest retain their leaves year round. D. The rainfall in a taiga is plentiful whereas the rainfall in a deciduous forest is very dry. 2. A. B. C. D. The biome is a rainforest The annual variation in temperature (from high to low) is about 25°C. The biome receives the same amount of rainfall each month. The biome has little plant life. 3. A scientist is studying an estuary on the Georgia coast. What is an important characteristic of an estuary? A. It consists of cold rushing freshwater. B. It is an area with many living organisms where freshwater and saltwater mix together. C. It is an area where the water is frozen most of the year. D. It contains a very high concentration of saltwater with few living organisms. 4. The hare has powerful hind legs and huge feet that are helpful for movement in the snow. It has short ears and a short tail that keep heat close to the body. It curls up to stay warm. In which biome is the hare best adapted to live? A. Desert B. Tropical rain forest C. Taiga D. Grassland 5. A. B. C. D. 6. A. 3, 4, 2, 1 3, 4, 1, 2 4, 3, 1, 2 4, 3, 2, 1 B. C. D. 7. Which of the following answer choices correctly arranges the levels of environmental organization in order of smallest to largest? A. organism, population, community, ecosystem, biosphere B. organism, population, community, biosphere, ecosystem C. organism, community, population, ecosystem, biosphere D. biosphere, ecosystem, community, population, organism 8. The tundra is characterized by permafrost, a layer of permanently frozen subsoil. During the short, cool summer, the ground thaws to a depth of a few centimeters and becomes soggy and wet. What type of plant life would you expect to find in this biome? A. fir and redwood trees B. cacti and succulents C. mosses and lichens D. oak and maple trees 9. Figure 1 contains a temperature graph and a precipitation graph from Alice Springs, Australia. After studying the two graphs, how would you classify this location? A. Tropical Rainforest B. Tundra C. Desert D. Deciduous Forest 10. Which would be the order of climates as you move from the Equator to the North Pole? A. temperate, artic, tropic B. tropic, temperate, artic C. artic, temperate, tropic D. temperate, tropic, artic 11. Which of the following is an abiotic factor in a biome? A. number of trees B. diversity of insects C. average temperature D. predator-prey relationships 12. Most of the nutrients in a tropical rain forest are found in plants, so A. B. C. D. the rainforest soil is very rich in nutrients there are few animals in the rainforest there are few plants in the rainforest the rainforest soil is poor in nutrients A. B. C. D. Communities Y and Z are both oceans, and X is a river. Communities X and Z are both estuaries, and Y is an ocean. Community X is an estuary, Y is a river, and Z is an ocean. Community X is a river, Y is an ocean, and Z is an estuary. A. B. C. D. taiga tundra temperate forest tropical rain forest 13. 14. 15. Fat Dormouse: The fat dormouse can adapt and thrive in many types of woodland but does not do well in evergreen forests. The dormouse finds shelter in hollow trees, rock crevices or even woodpecker holes. The large bushy tail helps the dormouse keep its balance while climbing on tree branches. A. B. C. D. Taiga Desert Savanna Temperate Forest