1.
Baghouse filter means:
Correct Answer
A. Glass Fiber Bag
Explanation
A baghouse filter refers to a type of filtration system that utilizes glass fiber bags to capture and remove particulate matter from a gas stream. These bags are made of glass fibers, which have a high filtration efficiency and can effectively trap small particles. Baghouse filters are commonly used in industries such as manufacturing, power generation, and chemical processing to control air pollution and maintain clean air quality.
2.
Air contaminant means:
Correct Answer
C. Air Pollution
Explanation
Air contaminant refers to substances or particles present in the air that can cause harm to human health, animals, or the environment. These contaminants can be in the form of gases, dust, smoke, or chemicals, and are often a result of human activities such as industrial processes, vehicle emissions, or burning of fossil fuels. Air pollution, therefore, is the correct answer as it encompasses the concept of air contaminants and their negative impact on the air quality.
3.
Boom means:
Correct Answer
B. Pesticide Applicator
Explanation
Boom in this context refers to a pesticide applicator. A boom is a device used in agriculture to spray pesticides or other chemicals over a large area. It consists of a long, horizontal arm with multiple nozzles that evenly distribute the pesticide. Therefore, boom is the correct answer as it directly relates to the term "pesticide applicator" mentioned in the question.
4.
Protozoa means:
Correct Answer
D. One-Celled Animals
Explanation
Protozoa are a diverse group of microscopic, single-celled organisms that are classified as eukaryotes. They are found in various aquatic and terrestrial environments and can be free-living or parasitic. The term "protozoa" is derived from the Greek words "protos," meaning first, and "zoon," meaning animal, indicating that they are considered to be the first animals. Therefore, the correct answer is "One-Celled Animals."
5.
Biome means:
Correct Answer
A. Community Of Organisms
Explanation
Biome refers to a community of organisms that inhabit a particular geographic area and interact with each other and their environment. It includes various species of plants, animals, and microorganisms that coexist and depend on each other for survival. This term encompasses the interactions and relationships between different species within a specific ecosystem, highlighting the interconnectedness and interdependence of organisms in a given area.
6.
Host means:
Correct Answer
B. Food For Parasite
Explanation
The term "host" refers to an organism that provides nourishment and shelter to another organism, known as a parasite. In this context, "food for parasite" accurately describes the relationship between a host and a parasite, as the host serves as a source of nutrients for the parasite's survival.
7.
Active ingredient means:
Correct Answer
A. Ingredient That Kills
Explanation
An active ingredient refers to a component or substance within a product that has the ability to cause a desired effect or outcome. In this context, it specifically refers to an ingredient that has the capability to kill or eliminate living organisms. This could be a chemical compound or substance that has pesticidal, antimicrobial, or toxic properties. The active ingredient is responsible for the main action or purpose of the product, such as in medications, pesticides, or disinfectants.
8.
Assimilation means:
Correct Answer
D. Self-Purification
Explanation
Assimilation refers to the process of absorbing or integrating new information or experiences into one's existing knowledge or understanding. In the context of the given options, "Self-Purification" is the closest term that aligns with this definition. Self-purification refers to the natural ability of certain ecosystems or bodies of water to cleanse or purify themselves by breaking down and removing pollutants or contaminants. This process involves the assimilation of these harmful substances by the ecosystem, leading to their removal or transformation into less harmful forms.
9.
Remediation means:
Correct Answer
D. Cleanup
Explanation
Remediation refers to the process of cleaning up or removing contaminants from a polluted area or environment. It involves taking actions to restore the affected area to its original or desired condition, free from any harmful substances or pollutants. Cleanup is an essential part of the remediation process as it focuses on removing the toxic elements and restoring the area to a safe and healthy state.
10.
Hilum means:
Correct Answer
D. Seed Scar
Explanation
Hilum refers to the scar on a seed where it was attached to the plant. This scar is a small mark or indentation on the seed coat. It is the point of attachment for the seed to the fruit or pod. The hilum is important for the seed's absorption of water and nutrients during germination. Therefore, the correct answer for this question is "Seed Scar".
11.
Plutonium means:
Correct Answer
A. Radioactive Metal
Explanation
Plutonium is a radioactive metal. It is a highly reactive and unstable element that is primarily used in nuclear reactors and weapons. It is known for its high toxicity and long half-life, making it dangerous to handle and dispose of. Plutonium is not a flowering plant, stationary location, or drinking water.
12.
Barrel sampler means:
Correct Answer
D. Soil Sample
Explanation
Barrel sampler refers to a tool or device used to collect soil samples. It is specifically designed to extract a cylindrical core of soil from a particular depth or location. This method allows researchers or scientists to analyze the soil composition, structure, and properties for various purposes such as agricultural studies, environmental assessments, or geological investigations. Therefore, the correct answer for this question is "Soil Sample."
13.
Bract means:
Correct Answer
A. Modified Leaf
Explanation
A bract is a modified leaf that is different in appearance and function from the typical leaves of a plant. It can be found at the base of a flower or flower cluster and often serves to protect the developing bud. Bracts can also be brightly colored, attracting pollinators to the flowers. This definition fits with the term "modified leaf" in the given options.
14.
Oil spill means:
Correct Answer
D. Accidental Pollution
Explanation
Oil spill refers to the unintentional release of oil into the environment, typically occurring in bodies of water such as oceans, rivers, or lakes. It is considered as accidental pollution because it occurs as a result of human activities, such as oil drilling, transportation, or storage, which lead to the release of oil into the environment. Oil spills can have devastating effects on ecosystems, wildlife, and human health, making it a significant environmental concern.
15.
Decant means:
Correct Answer
B. Draw Off Upper Liquid
Explanation
Decanting refers to the process of carefully pouring off the upper liquid layer from a mixture, while leaving the sediment or lower layer undisturbed. This technique is commonly used in chemistry and cooking to separate liquids from solids or to separate immiscible liquids. The correct answer, "Draw Off Upper Liquid," accurately describes the action of decanting, making it the most suitable option among the given choices.