Col Level 3 2015-16

The correct answer is Stone: Never Alive; Frozen Fish: Once Living; Grass: Alive. This answer correctly categorizes the objects based on their properties. Stone is never alive, frozen fish were once living, and grass is alive.

When the light is turned on in a dark room, the cockroaches respond to the sudden change in their environment by quickly moving and hiding underneath a cabinet. This behavior demonstrates the characteristic of life known as "Respond to Stimuli." Organisms that are able to detect and react to changes in their surroundings have a higher chance of survival and adaptation. This response to stimuli is an essential trait for living organisms to interact with their environment and ensure their well-being.

All of the given options are specific examples of development. The formation of arms on the tadpole, the change in the tadpole's heart chambers, and the disappearance of the tadpole's tail are all processes that occur during the development of a tadpole into a frog. Therefore, all of the above options are examples of development.

In the given picture, there are two moths, one white and one brown. The question asks to predict how the number of each species will likely change after many generations have passed. Based on the concept of natural selection, it can be inferred that the white moth will drop significantly in number because it is more visible and easily preyed upon by predators. On the other hand, the brown moth will rise significantly in number as it is better camouflaged and has a higher chance of survival.

Adaptation is important for the species because it allows them to adjust and survive in changing environments. This ensures their continued existence and prevents extinction. Reproduction is also crucial as it ensures the species' numbers do not decline too much, which could also lead to extinction. Additionally, reproduction ensures that only the best genetics are passed along to future generations, improving the overall fitness and adaptability of the species.

The observations of the creature constantly changing position, "bubbles" exiting the creature, and the creature moving faster with increasing temperature suggest that it is using energy. The appearance of two smaller creatures from the original also indicates reproduction. Lastly, the creature's ability to respond to stimuli, such as changing its position and speed, further supports the idea that it is alive. Therefore, the observations best apply to the evidence that the creature is using energy, reproducing, and responding to stimuli.

The correct answer is statement 1: Is an adaptation. This is because the large ears with many tiny blood vessels in elephants allow them to effectively cool their internal body temperature, which is a characteristic that has evolved over time to help them survive in hot environments. On the other hand, statement 2: Is a response to a stimulus, as the young girl is using a fan made of paper to create a cool breeze and cool down her internal body temperature in response to the hot sun.

The scientist's observation that both the elephant and the mouse have an esophagus, stomach, and intestines suggests that they share a similar biological organization. Biological organization refers to the hierarchical arrangement of structures and systems within an organism, from cells to tissues, organs, and organ systems. This observation does not directly relate to movement, energy conversion, response to stimuli, growth and development, adaptation, or the presence of cells.

Over many generations, adaptation leads to the selection of the individuals within that species who are best able to respond to specific stimuli within their environment. This means that as a species adapts to its environment, individuals with traits that allow them to effectively respond to stimuli in that environment are more likely to survive and pass on their genes to future generations. This process of natural selection leads to a stronger connection between adaptation and the ability to respond to stimuli.

As an adult, the brown bear that was transported from a forest to the arctic when it was a cub will seek out caves and shelter to avoid cold winters. This behavior is a natural adaptation to the harsh winter conditions in the arctic, where the bear needs to find suitable shelter to survive the cold temperatures. On the other hand, there is no mention or evidence to suggest that the bear will begin to grow lighter and lighter fur and reach a color more suitable to the "snow" environments. Therefore, only statement a is true.

The given answer is correct because it states that the mass and number of cells in a caterpillar increases as it continually eats leaves. This is an example of growth rather than development. Development refers to the process of change and differentiation that an organism undergoes, such as the transformation of a caterpillar into a butterfly or the formation of the chambers in a baby's heart. Growth, on the other hand, refers to an increase in size or mass.

The given statement is false because adaptation does not occur when someone acclimates to the weather. Adaptation refers to changes in the genetic makeup of a species over many generations in response to environmental pressures. Acclimation, on the other hand, is a short-term physiological adjustment that an individual makes in response to changes in the environment. Therefore, adaptation and acclimation are different processes with different time scales and mechanisms. Response to a stimulus, on the other hand, can occur instantaneously and does not necessarily involve genetic changes.

Photosynthesis is the process by which autotrophs, such as plants, use solar energy to convert carbon dioxide and water into glucose and oxygen. On the other hand, cellular respiration is the process by which all organisms, including heterotrophs, break down glucose to produce ATP, the energy currency of cells. Therefore, the statement accurately describes the relationship between photosynthesis and cellular respiration.

During the drought, the birds with larger beaks are more likely to obtain food, suggesting that they have a better chance of survival. However, the statement implies that individual birds with smaller beaks will adapt by growing larger beaks to obtain their food. This contradicts the fact that adaptation occurs over generations through natural selection, not within an individual's lifetime. Therefore, the correct answer is that none of the individual birds will be able to adapt because they are born with their genetics and cannot alter it.

The presence of two bacteria cells that are larger in size after a 1/2 hour indicates growth, as the bacteria cells have increased in number and size. Additionally, the fact that there are two cells suggests reproduction, as the original bacteria cell has divided to produce two new cells.

The statement incorrectly applies the characteristics of life to the photocopier because having many moving parts that slide, rotate, and raise up and down does not necessarily indicate that an object is alive. Living organisms have the ability to move and perform complex actions, while the movement of the photocopier's parts is a result of mechanical processes and not indicative of life.

The correct answer is "Organization." This is because the information provided states that the organisms are composed of cells that are grouped into different types of tissues and these tissues then form a four-chambered heart. This demonstrates a high level of organization within the organisms, as cells are organized into tissues and tissues are organized into organs.

The increase in the number of bacteria cells from 2 to 14 in a half hour demonstrates growth, which is one of the characteristics of life. Growth refers to an increase in size, number, or complexity of an organism over time. In this case, the bacteria cells are reproducing and multiplying, resulting in an overall increase in their population.

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Reproduction ensures that the species is genetically able to cope with changing environments, while adaptation ensures that only the best genetics at the time are passed along to future generations.