Algae and cyanobacteria flourish, using photosynthesis to produce organic compounds. Nutrient-rich water Organic - compounds Aerobic decomposition of organic compounds by heterotrophic microbes depletes O2. Animals flee hypoxic environment or die. FIGURE 28.7 Dead Zone Formation

Q: Decomposers are important in the ecosystem because they * can take in carbon dioxide and convert it…

A: Decomposers form a part of the food chain where they decompose the dead organisms and obtain their…

Q: Ozone depletion is caused by. chlorofluorocarbons (CFCS) in the troposphere chlorofluorocarbons…

A: Answer. The process of ozone formation in the stratosphere first involves the formation of…

Q: How much more biomass exists near hydrothermal vents compared to the rest of the deep sea floor? O…

A: Deep hydrothermal vents lie in the areas where the tectonic activity of the earth is very high.…

Q: Which causes a dense growth of plant life and death of animal life from lack of oxygen

A: When too much of nutrients enter inside the body of water and causes unnatural overgrowth of algae…

Q: Choose the correct terms to complete this paragraph. The law of conservation of energy states that…

A: Sun is the source of energy that is used by autotrophic organisms such as green plants during…

Q: Biological Oxygen Demand (BOD) is a measure of?     How much oxygen needed is needed for growth of…

A: Water bodies contain a certain amount of dissolved oxygen on which aquatic life depends for its…

Q: Nitrogen is the most common element in the air. Why do bacteria play a role in the nitrogen cycle?

A: Nitrogen is one of the elements required by living beings.

Q: Fill in the blanks. In the Nitrogen cycle, into are responsible for converting denitrifying…

A: Nitrogen cycle is a biogeochemical process which transform the inert nitrogen present in the…

Q: Photosynthetic organisms are normally considered the most important primary producers; which…

A: Organic carbons are synthesized by producers by photosynthesis using CO2 (atmospheric or aqueous)…

Q: Which of the following is the ultimate energy source for the organisms (particularly the tubeworms)…

A: Symbiotic interaction is defined as the interaction between the two organisms where both of them…

Q: ACT OF HUMAN ACTIVITIES/INDUSTRIALIZATION ON ECOSYSTEM,Man and his environment: Global warming;…

A: Industrialization increased the interference of anthropogenic activities with the ecosystem. it has…

Q: As air temperatures increase, evaporation increases. Warmer temperatures also increase the capacity…

A: The greenhouse effect is a natural process that warms the Earth's surface. When the Sun's energy…

Q: of the following organisms, which one can counteract the overload of CO2 in the atmosphere? choose…

A: Answer of the question given below...

Q: Reverse electron transport makes unique ecological niches available to microorganisms. Explain this…

A: Electron transport chain is the process of oxidative phosphorylation that starts with a sequential…

Q: How is nitrogen gas in the atmosphere converted to a form usable by living creatures? Select all…

A: Option e.) fixation

Q: Which of has following group of gases contribute to the 'Green House Effect' ? Carbon tetrafluoride…

A: The greenhouse effect is a natural process that warms the Earth’s surface. When the Sun’s energy…

Q: photosynthesis on land biosphere to atmosphere weathering of rocks and runoff of soil into streams…

A: The carbon cycle explains the continuous movement of carbon atoms from the atmosphere to the Earth…

Q: When biological oxygen demand (BOD) becomes very high:(a) The amount of dissolved oxygen…

A: Environment refers to the sum of all living and non-living organisms or elements that is present in…

Q: What role does each of the following play in the carbon cycle? • Cars • Photosynthesis • The oceans…

A: Photosynthesis is a process in which the green chlorophyll pigment converts solar energy with the…

Q: Q43

A: Phytoplanktons are microscopic free floating photosynthetic organisms that form the basis of food…

Q: Why is carbon dioxide the focus of so much attention regarding climate change? What are the main…

A: Carbon is one of the main constituent of the environment.it is found in all organic and inorganic…

Q: Why does an algal bloom form? A from a lack of nutrients in the water from a dead zone from an…

A: “Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: Which of the following element/molecule used to capture energy for ecosystems, is widely available…

A: Nitrogen in it's elemental and molecular form is used to capture energy for ecosystems ans is widely…

Q: Label the parts of the carbon cycle The Carbon Cycle Death and Decay :: fossil fuels :: combustion :…

A: The carbon cycle refers to the circulation of carbon on earth where atmospheric CO2 is converted to…

Q: What serves as the base of the food chain in hydrothermal vent communities? tube worms O shrimp O…

A: The base of any food chain contains the primary producers or the organisms that can prepare their…

Q: You are observing an organism.  It appears to extract energy stored in inorganic molecules like…

A: The presence of a diverse range of plants and animals in an ecosystem is referred to as…

Q: Algal blooms occur due to the presence of an excess amount of nutrients, like phosphorus, in fresh…

A: Algal blooms are defined as the fast growth of algae in bodies of water.

Q: Air contains a chemical element that plants need to survive, but which they cannot harvest for…

A: Plants cannot utilize the all nutrients present in air but can take carbondioxide and oxygen from…

Q: What will the continued depletion of the ozone layer most likely cause? an increase in skin cancer…

A: Ozone is made up of three atoms of oxygen. It occurs both in the stratosphere and troposphere.…

Q: Unit 13 Carbon Cycle and Law of Conservation of Mass and Energy 1. Jeremy was asked to describe the…

A: Carbon cycle and law of conservation of Mass and energy.  Carbon is a life sustaining element as it…

Q: Which process is only carried out by prokaryotes? weathering of phosphate rich rocks eutrophication…

A: Prokaryotes are organisms whose cells lack a nucleus and other organelle. Prokaryotes are divided…

Q: Carbon dioxide in the atmosphere traps heat. Scientists are concerned that too much carbon dioxide…

A: Anthropogenic activities commonly called human activitites contribute greatly in increase in the…

Q: On a piece of paper draw the nitrogen and the carbon cycle for a terrestrial ecosystem. The cycles…

A: Carbon and nitrogen are important macronutrients for every life form. The carbon atom makes the…

Q: Temperature inversions occur when a layer of cold air prevents warm air from rising make pollution…

A: Weather influences our day to day life. Change in weather significantly affects the life of an…

Q: What is a potential role of methanogens in global warming?   Methanogens produce methane, which…

A: Methanogens are autotrophic bacteria that can produce their own energy. They are classified under…

Q: The benthic zone is home to organisms which are     photosynthetic.     intertidal.…

A: Because light does not penetrate very deep into ocean-water, the energy source for the benthic…

Q: A re-created ecosystem in a laboratory environment is known as a ________. a. mesocosm b. simulation…

A: Biology terms are fundamental concepts and terms used in biology, which is the study of life and…

Q: What plays multiple roles in the cycling of nitrogen, including converting nitrogen gas into a form…

A: The nitrogen cycle is a biogeochemical cycle in which nitrogen is transformed into a variety of…

Q: Which of the following was the dependent variable in the researcher’s study?

A: Chlorophyll a : It is a specific form of a chlorophyll used in oxygenic photosynthesis. It absorbs…

Q: For each freshwater organism listed below: 1. Describe how it obtains energy (is it an autotroph…

A: There are six organisms and 3 questions in total. Kindly post the organisms separately. So we can…

Q: Imagine a region of soil became contaminated, killing bacteria that decompose dead plants and…

A: Photosynthesis, Decomposition, Respiration and Combustion are the four steps in the carbon cycle.

Q: respiration are two processes involved in the O Carbon cycle Nitrogen and water cycle Carbon and…

A: Biological mechanisms that move matter and energy through the ecosystem include cellular respiration…

Q: Carbon can be sequestered in the ocean in a variety of forms. Discuss the different forms, their…

A: Carbon sequestration is termed used for the process of storing carbons in the carbon sink such as…

Q: A- Name 5 organisms that can carry out nitrification.          B- Write the chemical reaction.…

A: The nitrogen cycle is the biogeochemical cycle by which nitrogen is fixed and also recycled back to…

Q: Legumes, a type of plant, require Rhizobia, a type of soil bacteria, to survive since these…

A: The plants cannot directly use atmospheric nitrogen. But, some legumes have a symbiotic relationship…

Q: All of the following statements are true statements about biofuels. Select which statements are…

A: Biofuels are a renewable energy source, made from organic matter or wastes that can play a valuable…

Q: Which of the following cycles involves the processes of cellular respiration and photosynthesis to…

A: Biogeochemical cycles are vital to ecosystems. Assimilation of these nutrients into living organisms…

Q: How does matter and energy circulate in nature? Energy circulates through living things. Energy…

A: In our ecosystems, matter and energy are transferred from one form to another. Matter refers to all…