Why are phytoplankton commonly referred to as primary producers? O A. They are decomposers that return nutrients to the ecosystem. O B. They are autotrophs relied upon directly or indirectly by the rest of the marine biome. O C. They are heterotrophs that prey on parasites. D. They exist in forests where other produce grows.

Q: A) What are the abiotic factors that support different types of life?

A: The two main components of nature and abiotic and biotic components. The environment constitutes the…

Q: Which term is incorrectly matched?(a) biogeochemical cycles—recycling of life-essential ele-ments…

A: The presence of all physical surroundings on Earth are known as the environment. The environment…

Q: After which event will primary succession MOST likely occur? O thunderstorm O forest fire O volcanic…

A: Primary succession is when the plants and animals first colonize a barren, lifeless habitat after…

Q: What would happen in an ecosystem if suddenly there were no decomposers?

A: The organism that will decompose or play the role in breaks down of the organic material such as the…

Q: What is a major primary producer in many aquatic biomes?a. Underwater plantsb. The sunc.…

A: An ecosystem is a community of living things interacting with the nonliving parts of the…

Q: In facultative ponds, the role of algae is complementary to the role of bacteria because: a) both…

A: Facultative ponds are those in which a combination of anaerobic, aerobic and facultative (able to…

Q: 4. A student measured some abiotic factors present in an aquarium in a biology laboratory. Which…

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

Q: PART C 1. How does the resource base (i.c., available resources, quantity of resources) affect…

A: There are two types of community change includes short-term change (seasonal) and long-term change…

Q: How would the ecosystem react to producers or decomposers being removed.

A: An ecosystem is a geographic area where plants, animals, and other organisms, live together.…

Q: Which is not a gaseous biogeochemical cycle in ecosystem?

A: The term biogeochemical cycle is used for the exchange or circulation of nutrients between living…

Q: Claim: O Complete the statement. Coral is a that affects the stability of an ecosystem. Reasoning: O…

A: Foundation and keystones species Both terms are used interchangeably, these define those species…

Q: Almost all of the oxygen gas in today’s atmosphere ispresent as a result ofa. outgassing from…

A: The Atmosphere of planet Earth is majorly comprised of nitrogen and oxygen, which account for 99% of…

Q: How would loss of fungi in a forest effect biogeochemical cycles in the area? a. Nitrogen could no…

A: Biogeochemical cycles  The movement of molecules or compounds like carbon dioxide, water, nitrogen…

Q: The preservation of ecosystems indirectly provides fresh water becausea. trees produce water as a…

A: Ecology is the branch of science that deals with the interaction of organisms and also with the…

Q: Which type of organism does NOT photosynthesize?   a. Heterotrophs   b. Producers…

A: The process of conversion of light energy into chemical energy carried out by plants and other…

Q: Could there be any advantage for a Phytoplankton cell to not minimize the sinking rate? Explain.

A: INTRODUCTION Microalgae, also known as phytoplankton, are similar to terrestrial plants in that they…

Q: Which best describes eutrophication? S leached from soil causes acidification and death of fish )…

A: Eutrophication is the over enrichment of a water body with nutrients as a result of which there is…

Q: Which is biotic? A.wind B.iron gate C.sunlight D.leaf

A: The living factors of an environment are called biotic while non-living components are called…

Q: How can photographers take pictures showing red or yellow organisms below the photic zone?

A: The upper layer of water, which allows phytoplankton to receive sunlight for photosynthesis is…

Q: Chemoautotrophic bacteria and archaea are the main primary producers for food webs______ . a. in…

A: Chemoautotrophs are the types of organisms that oxidize inorganic compounds to derive energy instead…

Q: are energy and matter, or both cycled in ecosystems? explain what happens to energy and matter

A: Yes both Energy and matter are recycled in ecosystems.

Q: Where the eutrophication is often seen?

A: Eutrophication is nutrient enrichment of water body that results in increased growth of algae,…

Q: 46. Aristotle claimed that living things, and their ecosystems, were relatively unchanging over…

A: Ecosystem -- Ecosystem derived from Greek word '' oikos '' for house and '' sustema '' for organized…

Q: What is the significance in an aquatic ecosystem ?

A: Aquatic ecosystems perform numerous valuable environmental functions. They recycle nutrients, purify…

Q: Succession  Part 1) Explain the role of a flood and its relationship to succession. Part 2)…

A: Succession is an ecological term that describes how the pattern of a particular ecology gets evolved…

Q: Fill in the blanks.(a) Plants are called as_________because they fix carbon dioxide.(b) In an…

A: ANSWER OF PART (a)  explanation :- the autotrophs makes their own food with the help of sunlight ,…

Q: a. What eventually happens to the nutrients that run off into theocean with sewage and other…

A: The interaction between the environment and microbiology is crucial to study energy and nutrient…

Q: Which statement BEST explains why only 10% of the energy produced is transferred to the next trophic…

A: The trophic level refers to the position that an organism has in the food web. A food web is said to…

Q: tend to occupy the base of food webs. a. mediatrophs O b. trophytrophs С. heterotrophs O d.…

A: Option D i.e. autotrophs are the base of food web.

Q: A salmon feeds on crabs and small fishes, which in turn feed on zooplankton that feed on…

A: Overfishing is a process of  catching too many fish at once, so the breeding population becomes too…

Q: 1. Producer: Phytoplankton 2. Herbivore: Zooplankton, Herring, krill, 3. Carnivore: dolphins,…

A:

Q: Make a model of any biogeochemical cycle that support life’s proper functioning in your…

A:

Q: respira ds Energy is lost as metabolic heat when the organisms from one trophic level are consumed…

A: From producers to consumers, energy is exchanged between species in food webs. Organisms need energy…

Q: Which of the following would be considered an example ofbioremediation?(A) adding nitrogen-fixing…

A: Bioremediation is a biological process in which organic waste materials are decomposed or degraded…

Q: you observe that coastal marshes are increasingly becoming flooded and that nearby coral reefs are…

A: Introduction :- Salt marshes are important parts of the aquatic food web, but they can also protect…

Q: What would happen to an ecosystem if all its decomposers and detritus feeders were eliminated or all…

A: In the ecosystem producers are the most important component. They are responsible for producing…

Q: What trophic level would you expect P. rufipes to occupy in a food web?

A: P.rufipes is from kingdom Animalia, phylum Arthropoda, and class Insecta.

Q: 1. Kg is kilograms, a measure of mass. In this ecosystem, which trophic level has most mass? 2.…

A: According to  our company policy ,we have to answer only first three parts for rest of the answer…

Q: What would happen in an ecosystem if there was less denitrification (compared to the past)? Over…

A: Denitrification is the process that is antagonistic to nitrification. It is a microbe driven process…

Q: Why are decomposers usually absent from food webs? A. Decomposers do not have a feeding…

A: Ans: Food web: It is referred to as interconnection of food chains in which what is eating what has…

Q: Is it correct to say that a volcanic eruption disrupted the energy flow of an ecosystem because many…

A: Volcanoes affect ecosystems in a variety of ways, ranging from catastrophic local effects to diffuse…

Q: Litotrophs

A: Lithrophs are the organism which which use the inorganic substrats or molecules like Phophate,…

Q: Which of the following biologists was the first to describe food webs? a. Tillman b. Hutchinson c.…

A: Many food chains make up a food web.

Q: Smelt 1.04 ppm Zooplankton 0.123 ppm Herring gull eggs 124 ppm Lake trout 4.83 ppm Pa Phytoplankton…

A: Introduction: phytoplankton is a flora of free-floating, generally microscopic organisms that float…

Q: Which of the following would not be included in a description of an organism’s niche? a. its…

A: G. Evelyn Hutchinson, a biologist, introduced the niche concept in 1957.

Q: If you were to remove one of these species, which of these would cause a great impact on the…

A: Food web can be defined as the natural interconnection of food chains and they serve as the limited…

Q: Which among A-D is not a step in the eutrophication process? A) O rapid growth of algae and…

A: Eutrophication is a process by which a water body is excessively enriched by nutrients particularly…

Q: Which organisms can be found at the first, lowest, trophic level? a. herbivores b. carnivores c.…

A: Introduction: The geographic area consisting of both biotic and abiotic components of nature to form…