Exam 2 STAAR QUESTIONS & Answers. 100% Accurate. Top quizzes coverage

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Exam 2 STAAR QUESTIONS & Answers. 100% Accurate. Top quizzes coverage By returning nutrients to the soil - ✔✔Some beetles break down the remains of dead animals. Some mushrooms break down th... e remains of dead trees. How do these actions most benefit plants? Consumer - ✔✔What role do raccoons play in this food web? Forest - ✔✔Layer 3 contains many plant fossils. Layer 3 most likely formed in which of these environments? mature plant - ✔✔At which stage in the life cycle of a plant are seeds produced? Soil 3 - ✔✔Some plants have roots that reach very deep underground. Which type of soil will most likely stop water from flowing to the deepest roots of these plants? Taking food from people - ✔✔For fox squirrels, which of these is a learned behavior? 47 - ✔✔A student measures the temperature of water being heated on a hot plate. The student observes that the temperature of the water is 53°C. How many more degrees Celsius must the temperature rise before it reaches the boiling temperature of water? Raising young sea otters away from adult otters that use rocks and observing whether the young otters use rocks - ✔✔Which of these investigations would best help the scientist determine whether this skill is a learned or an inherited behavior? Sharp spines and waxy stems - ✔✔Which two traits best help a cactus conserve water in the dry conditions of a West Texas desert ecosystem? Fact 1 - ✔✔Which fact best describes one way this bird changes its environment to meet its needs? Grasses ---> prairie dogs ---> badgers - ✔✔Which of the following prairie food chains is in the correct order? The insect has similar body parts throughout its development. - ✔✔Which observation best supports the conclusion that this insect undergoes incomplete metamorphosis? The variety of native plants decreases. - ✔✔What effect does the rapid growth of kudzu most likely have on an ecosystem? The number of legs it has - ✔✔Which of these is a trait that a crayfish most likely inherits from its parents? Plants take in carbon dioxide and release oxygen into the air. - ✔✔Many types of plants grow in a forest ecosystem. How do plants affect the air that forest animals breathe? The ability of the caterpillars to eat toxic leaves without being harmed - ✔✔Which of these is an inherited trait of monarch butterfly caterpillars? Carbon dioxide - ✔✔Animals and plants use substances that cycle through the environment. Which substance is needed by plants to survive and is released into the environment by animals? Snail - ✔✔Which of these organisms is best suited for the terrarium? Chiggers have a nymph phase. - ✔✔How is the life cycle of chiggers different from the life cycle of butterflies? reduce the amount of water lost through evaporation - ✔✔Ocotillo plants are better adapted for surviving in the desert than maple trees because the characteristics of ocotillo leaves — By absorbing water and supporting the plant in loose, sandy soil - ✔✔The roots of the prickly pear cactus spread out in a wide underground network. How does this type of root system benefit a prickly pear cactus? The population of predators that eat prairie dogs will decrease. - ✔✔Which of these will most likely happen when prairie dogs are removed from an area? consumer to producer - ✔✔In a food chain, energy does NOT flow directly from — begging for food - ✔✔Which of these is a learned behavior of a dog? supporting and balancing their body - ✔✔Most kangaroos have large, heavy tails, while spider monkeys have long, thin tails. Kangaroo tails are useful when the kangaroos are hopping and also when they are crawling around on the ground to feed. Spider monkey tails are useful when the spider monkeys are moving through trees. Both of these animals use their tails primarily for — All the animals would either die or move away. - ✔✔Which change would most likely occur if all the producers in this ecosystem were removed? fact 3 - ✔✔Which of these facts best describes how these birds depend on other animals to survive? By competing with other animals for food - ✔✔These wild hogs eat many different kinds of foods, including plants, fungi, and insects. Besides being very destructive to the habitats of other animals, how do wild hogs most likely harm other animals? Bees make return trips to drink sugar water from a bowl placed 40 meters from their hive. - ✔✔Which of these observations desc [Show More]

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