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1 Progress Probe # : TCAP Science Probe #1 (Grade 06 SC) March 19, :25 pm Teacher Key with Answers Ques Answer Level Skill Subskill Item # 1 D Easy Inquiry / 2 A Easy Inquiry / 3 D Easy Inquiry / 4 C Moderate Inquiry / 5 B Moderate Inquiry / 6 B Moderate Inquiry / 7 A Hard Inquiry / 8 A Hard Inquiry / 9 C Hard Inquiry / 10 C Easy Inquiry / 11 A Moderate Inquiry / SPI 0607.T/E.3 Intented vs Unintended Consequences [99080] SPI 0607.T/E.3 Intented vs Unintended Consequences [99080] SPI 0607.T/E.3 Intented vs Unintended Consequences [99080] SPI 0607.T/E.3 Intented vs Unintended Consequences [99080] SPI 0607.T/E.3 Intented vs Unintended Consequences [99080] SPI 0607.T/E.3 Intented vs Unintended Consequences [99080] SPI 0607.T/E.3 Intented vs Unintended Consequences [99080] SPI 0607.T/E.3 Intented vs Unintended Consequences [99080] SPI 0607.T/E.3 Intented vs Unintended Consequences [99080] SPI 0607.T/E.4 Adaptive vs Assistive Bioengineering [99081] SPI 0607.T/E.4 Adaptive vs Assistive Bioengineering [99081] D59884 D60037 D D D D D D D D D Page 1 of 21

2 12 D Moderate Inquiry / 13 B Hard Inquiry / 14 D Easy LS: 15 D Easy LS: 16 A Easy LS: 17 B Moderate LS: 18 D Moderate LS: 19 C Moderate LS: 20 B Hard LS: 21 C Hard LS: 22 C Hard LS: 23 C Easy LS: 24 A Easy LS: SPI 0607.T/E.4 Adaptive vs Assistive Bioengineering [99081] SPI 0607.T/E.4 Adaptive vs Assistive Bioengineering [99081] SPI Producer / Consumer / Decomposer [99082] SPI Producer / Consumer / Decomposer [99082] SPI Producer / Consumer / Decomposer [99082] SPI Producer / Consumer / Decomposer [99082] SPI Producer / Consumer / Decomposer [99082] SPI Producer / Consumer / Decomposer [99082] SPI Producer / Consumer / Decomposer [99082] SPI Producer / Consumer / Decomposer [99082] SPI Producer / Consumer / Decomposer [99082] SPI Matter & Energy in Ecosystems [99083] SPI Matter & Energy in Ecosystems [99083] D D D84284 D83770 D83773 D58618 D85475 D86131 D50571 D85478 D84349 D63394 D81598 Page 2 of 21

3 25 D Easy LS: 26 D Moderate LS: 27 A Moderate LS: 28 D Moderate LS: 29 D Hard LS: 30 B Hard LS: 31 D Hard LS: 32 C Easy LS: SPI Matter & Energy in Ecosystems [99083] SPI Matter & Energy in Ecosystems [99083] SPI Matter & Energy in Ecosystems [99083] SPI Matter & Energy in Ecosystems [99083] SPI Matter & Energy in Ecosystems [99083] SPI Matter & Energy in Ecosystems [99083] SPI Matter & Energy in Ecosystems [99083] SPI Biotic / Abiotic [99084] D D81599 D81600 D82206 D81749 D D84338 D A Easy LS: SPI Biotic / Abiotic [99084] D D Easy LS: SPI Biotic / Abiotic [99084] D A Moderate LS: SPI Biotic / Abiotic [99084] D D Moderate LS: SPI Biotic / Abiotic [99084] D B Moderate LS: SPI Biotic / Abiotic [99084] D81673 Page 3 of 21

4 38 D Hard LS: SPI Biotic / Abiotic [99084] D A Hard LS: SPI Biotic / Abiotic [99084] D C Hard LS: SPI Biotic / Abiotic [99084] D C Easy LS: SPI Describe Major Biomes [99085] D A Easy LS: SPI Describe Major Biomes [99085] D C Easy LS: SPI Describe Major Biomes [99085] D D Moderate LS: SPI Describe Major Biomes [99085] D B Moderate LS: SPI Describe Major Biomes [99085] D C Moderate LS: SPI Describe Major Biomes [99085] D D Hard LS: SPI Describe Major Biomes [99085] D A Hard LS: SPI Describe Major Biomes [99085] D A Hard LS: SPI Describe Major Biomes [99085] D Page 4 of 21

5 Name: Date: TCAP Science Probe #1 Question 1 of 49 On paper imagine that all humans move away from the area where you live. Describe how the ecosystem would change over time. Which of the following is not a harmful human impact on Earth's ecosystems? A. population growth B. overuse of natural resources C. pollution D. recycling Question 2 of 49 Which would cause the possible extinction of the grizzly bear? A. shrinking wilderness areas B. overpopulation of an area C. a forest fire D. increased food supply Question 3 of 49 Cutting down or burning trees is called. A. resource planting B. tree mining C. forestry D. deforestation Question 4 of 49 Depletion of the ozone layer is caused in part by man-made chemicals called Page 5 of 21

6 . A. uranium B. HIVs C. CFCs D. PCPs Question 5 of 49 Without the greenhouse effect, life on earth would. A. not exist because it would be too hot B. not exist because it would be too cold C. continue to exist as is D. increase and flourish Question 6 of 49 Which of these devices, now commonly owned in some form by millions of Americans, was invented by the Department of Defense? A. cellular phones B. global positioning systems C. electromagnets D. generators Question 7 of 49 Which of these food preparation devices was invented during a radar related research project? A. microwave oven B. food processor C. immersion blender D. toaster oven Page 6 of 21

7 Question 8 of 49 Infrared sensors, certain forms of chemotherapy, and land mine removal explosives are all frequently used technologies that were discovered by. A. NASA and originally used for the space program B. the USGS and used for geological studies C. the FBI and used for crime investigations D. ancient Egyptians and used throughout history Question 9 of 49 Which of the following is a list of greenhouse gases? A. carbon monoxide, water, methane, nitrogen B. carbon dioxide, water vapor, hydrogen, nitrous oxide C. carbon dioxide, water vapor, methane, nitrous oxide D. carbon, water, nitrous oxide, helium Question 10 of 49 Which topic is likely to be most useful to medical bioengineers? A. astronomy B. ecology C. genetics D. meterology Question 11 of 49 Biologists are working to develop a strain of bacteria that can decompose petroleum in salt water habitats. They started with a strain of bacteria that lives in fresh water and has been observed to break down vegetable oils. Which word best characterizes the bio-engineered product these biologists hope to Page 7 of 21

8 produce? A. adaptive B. aggressive C. assistive D. attractive Question 12 of 49 Bio-engineers are working to develop artificial arms and legs that would be able to directly translate electrical nerve impulses from the wearer to the device. What is the purpose of this type of assistive technology? A. to understand how organ systems in the body work together B. to decrease opportunities for healthy individuals to become disabled C. to make disabled people more dependent on their families D. to allow disabled people to have greater independence Question 13 of 49 A bio-engineer developed a process that produces more ethanol from corn than was previously possible. How is this helpful? A. It assists in increasing corn production. B. It assists in increasing fuel production. C. It helps corn plants adapt to changing conditions. D. It helps people adapt to using less fuel. Question 14 of 49 How do mushrooms obtain their food in an ecosystem? A. by trapping sunlight B. by eating small herbs Page 8 of 21

9 C. by feeding on small insects D. by breaking down dead leaves Question 15 of 49 Look at the food chain below to answer the question. Which is the primary consumer in the food chain? A. hawk B. snake C. fungi D. insect Question 16 of 49 Look at the food chain below to answer the question. Which organism is a tertiary consumer in the food chain? A. tiger Page 9 of 21

10 B. wolf C. grass D. rabbit Question 17 of 49 In the food web shown below, the rabbit is the primary food source for snakes, owls, and cats. If the rabbit population is infected with a disease that causes them to die off, what will happen to the populations of snakes, owls, and cats? A. They will remain unchanged due to the decrease in rabbits. B. They will decrease because their main food source decreaed. C. They will increase because their food source decreased. D. They will increase because their main food source decreased. Question 18 of 49 You have found a group of small mushrooms growing on a large, moist, dead log. Page 10 of 21

11 Which of the following sentences best describes how the mushrooms are getting food for energy? A. They are producers using photosynthesis to make their own food for energy. B. They are producers using gasses in the log to make their own food for energy. C. They are consumers killing and eating small insects to get their energy. D. They are consumers absorbing food from the dead log to get their energy. Question 19 of 49 In a simple food web, mice and grasshoppers eat plants, and birds eat grasshoppers. How many trophic levels exist in this description? A. There is one trophic level. B. There are two trophic levels. C. There are three trophic levels. D. There are four trophic levels. Question 20 of 49 Page 11 of 21

12 What roles does a mouse have in the food web? A. It is a consumer. B. It is a consumer, and it is consumed by other animals. C. It is a consumer and a producer. D. It is a consumer and a decomposer. Question 21 of 49 A population of birds eats a type of beetle that feeds on only one type of plant. Which of the following would most likely occur if millipedes that eat the same plant, but taste terrible to birds, entered the ecosystem? A. The bird population would increase. B. The beetle population would increase. C. The plant population would decrease. D. The millipede population would decrease. Page 12 of 21

13 Question 22 of 49 Fungi were originally classified as plants but later they were classified separately. Which of the following characteristics of fungi separates them from plants? A. They only reproduce asexually. B. They are able to grow in dry conditions. C. They are unable to make their own food. D. They can move from one place to another. Question 23 of 49 Which diagram correctly shows the interdependence of plants and animals? A. B. C. D. Question 24 of 49 An ecosystem describes a relationship between and. Page 13 of 21

14 A. organisms, their environment B. a community, the biosphere C. predators, prey D. animals, plants Question 25 of 49 What is the ecological name for the following diagram? A. a food chain B. a food web C. a food pyramid D. an energy pyramid Question 26 of 49 A natural unit consisting of all plants, animals and microorganisms in an area functioning together with all the non-living physical factors of the environment is called. A. a biosystem B. a biosphere C. an ecosphere D. an ecosystem Page 14 of 21

15 Question 27 of 49 What is the living part of any ecosystem called? A. a community B. a habitat C. a population D. a consumer Question 28 of 49 What is the difference between a community and a population? A. A community is the place in which an organism lives, while a population is all the different organisms that live together in an area. B. A community is each kind of living thing in a group, while a population is all the different groups that live together. C. A community is the place that provides food, shelter and other resources needed to survive, while the population is the group that lives in the community. D. A community is all the different organisms that live together in an area, while a population is a group of organisms of the same type, living together in the same community. Question 29 of 49 An organism that survives by eating both animals and plants is called. A. a predator B. a herbivore C. a carnivore D. an omnivore Question 30 of 49 As you progress toward the top of the energy pyramid, organisms that are can be found. Page 15 of 21

16 A. higher in population size B. higher in trophic level C. lower in trophic level D. more likely to be eaten Question 31 of 49 If you were going to create a small aquatic ecosystem, what would be the best way to be sure that oxygen is continuously available to the organisms? A. add rocks, sand and a source of water B. add green plants, extra water and a source of heat C. add at least three different types of decomposers D. add green plants, light and a source of carbon dioxide Question 32 of 49 Which choice is not an abiotic factor of the Arctic region? A. snow B. ice C. polar bears D. cold temperatures Question 33 of 49 An ecosystem can be changed by many different factors. Which of the following is an abiotic factor that would cause an ecosystem to change? A. lightening that causes a fire B. bacteria that causes disease C. decomposers that cause decay D. new species that cause competition Question 34 of 49 Page 16 of 21

17 John's homework assignment is to list three abiotic factors. Which list should he turn in? A. water, mold, rock B. soil, sunlight, plant C. oxygen, climate, bacteria D. temperature, light, wind Question 35 of 49 What are considered abiotic factors? A. non-living components of an organism's environment B. living components of an organism's environment C. predators and prey D. food that an organism consumes Question 36 of 49 Quantity of light and water, temperature, and soil composition are considered what kind of factors? A. biotic factors B. systematic factors C. conditional factors D. abiotic factors Question 37 of 49 Biotic factors are. A. all the basic needs of the organism B. anything that affects a living organism that is itself alive C. non-living components of an organism's environment D. factors such as light, temperature, and wind Page 17 of 21

18 Question 38 of 49 Which of the following statements correctly describes examples of abiotic and biotic factors, and how they interact in an ecosystem? A. Abiotic factors such as bacteria and mold cause disease in the biotic factors of an ecosystem. B. Biotic factors such as parasites and predators cause disease in the abiotic factors in an ecosystem. C. Biotic factors such as soil and rocks allow for the growth of abiotic factors in an ecosystem. D. Abiotic factors such as temperature, and sunlight affect the growth of biotic factors in an ecosystem. Question 39 of 49 The number of organisms an ecosystem can support depends on energy available and. A. abiotic factors B. systematic factors C. unrelated factors D. conditional factors Question 40 of 49 The diagram below shows water moving through an ecosystem. Of the four different parts of the water cycle listed below, select the choice that needs a biotic factor. Page 18 of 21

19 A. When water leaves the ecosystem by evaporation a biotic factor is needed. B. When water enters the ecosystem by precipitation a biotic factor is needed. C. When roots absorb groundwater a biotic factor is needed. D. When water is stored as groundwater a biotic factor is needed. Question 41 of 49 A key feature of the water cycle is. A. oxygen B. radiation C. precipitation D. carbon dioxide Question 42 of 49 occurs when water vapor in the air cools and changes back into liquid. A. Condensation B. Evaporation C. Precipitation D. Collection Question 43 of 49 Page 19 of 21

20 A basic component of the water cycle is. A. erosion of the Earth's surface B. interaction between the Sun and Moon C. water evaporating from the Earth's surface D. cloud movement Question 44 of 49 Which of the following areas would have the most species diversity? A. a freshwater ecosystem B. a desert ecosystem C. a marine ecosystem near the poles D. a marine ecosystem near the equator Question 45 of 49 Animals rely on photosynthesis for. A. glucose and water B. food and oxygen C. carbon dioxide and nitrogen D. lactose and hydrogen Question 46 of 49 In what biome would you find the most succulent plants? A. tundra B. wetland C. desert D. tropical rain forest Question 47 of 49 Page 20 of 21

21 The water cycle. A. starts with energy from the Sun and ends with collection from precipitation B. begins with rain, followed by condensation, evaporation, collection and transpiration C. is a periodic cycle based on factors such as energy from the Sun, precipitation, evaporation, condensation and collection D. is a continuous movement of the Earth's water, at and below the surface of the Earth Question 48 of 49 In the Triassic Period, gymnosperms dominated these terrestrial biomes. A. forests B. grasslands C. deserts D. wetlands Question 49 of 49 What color wavelengths of light do plants primarily absorb? A. red and blue B. orange and yellow C. green and violet D. indigo and green Copyright Discovery Education Assessment Proprietary Information. All rights reserved. Discovery Education Page Page 21 of 21