A positive excursion in d18O of benthic foraminifera can be an indirect indicator of:       an increase in sea ice.     warmer temperature     an increase in glacial ice volume.     All of the answers are correct.     Both A and C are correct.

Q: What is the difference scientist saw in the foraminifera found in rock layer above (after) and below…

A: K-T extinction is a mass extinction event that eliminated a humongous percentage of the species of…

Q: In the food web the amount of matter A) remains constant. B) remains unstable. is all converted to…

A: A food web is basically a collection of food chains that are interlinked with one another. The…

Q: Refer to the description and table below to answer the three question that follow: Dissolved oxygen…

A: Synthesis of organic compounds from atmosphere or aqueous carbon dioxide is referred to as primary…

Q: Select the true statements about micorrhiza :

A: Mycorrhiza may be defined as a symbiotic association between plants and fungi for mutual benefit of…

Q: Describe the effect of using Modified Atmosphere Packaging (MAP) on the shelf life of fish and…

A: It is defined as modifying or changing the atmosphere around the product by replacing the air inside…

Q: Describe the major members of the planktonic community. Describe the eff ects on the upper trophic…

A: Planktons are the aquatic organism which cannot swim on their own but swim along with the tides or…

Q: Damage by marine boring organisms in the United States and surrounding oceans is principally caused…

A: Wood material is used for centuries for its unique characteristics as compared to alternative…

Q: Mention any two ways in which organisms tide over unfavourable conditions by suspending their…

A: Organisms tide over unfavorable condition by suspending their activities such as metabolism…

Q: Algal blooms are indicators of healthy nutrient cycles.     A) True   B) False 30. The increase in…

A: An algal bloom, also known as an algae bloom, occurs when the population of algae in freshwater or…

Q: Hemovory or hematovory refers to the eating of O Meat О Мeat O Blood O Detritus O Grains O The dead…

A: Meat: animals that eat meat are known as carnivores, such as lions, tigers etc.  Detritus is the…

Q: Describe the physical, chemical and biological limitations for those available microhabitats. Relate…

A: Ecology is the scientific study of the relationships between living organisms and their environment.…

Q: species

A: Red algae, which belong to the phylum Rhodophyta, are microscopic organisms that range from simple…

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 of the following does not show heterotrophic nutrition? O Fungi O Lion O Leeches Green plants…

A: Introduction Modes of nutrition are the ways in which living things get their food.  There are…

Q: A ghost shrimp is the dominant estuarine macroinvertebrate in the sediment along Amero-trailing…

A: Ghost Shrimp, also called as Glass Shrimp, are a type of decapod crustacean that lives in rivers and…

Q: Shigella sonnei -  short paragraph on the habitat of the organism

A: Shigella is a gram-negative, anaerobic bacterial species which causes diarrhoea and dysentery.

Q: would an ecosystem be able to survive without the consumers and the decomposers and its ditritus…

A: The ecosystem mainly depends upon the abiotic factors such as solar radiation, ocean, climate,…

Q: Briefly describe the environmental conditions prevalent in deep sea and discuss two ways in which…

A:

Q: With the aid of figure , discuss on survivorship ciurve

A: A survivorship curve is a graph showing the number or proportion of individuals surviving to each…

Q: Refer to the description and table below to answer the three question that follow: Dissolved oxygen…

A: The amount of oxygen that is dissolved in water is called dissolved oxygen. Algae respire and…

Q: the occurrence and role of earthworms in soil ecosystem

A: Earthworms are segmented worms that belong to the phylum Annelida. These are the common inhabitants…

Q: Describe the two most common symbiotic relationships algae are found in.

A: Introduction  Symbiosis is a close association between two different kinds of organisms. The…

Q: Is cleaning plastic from the gyre is worth the risk to marine life?  How do you collect small…

A: Plastic is one of the major components responsible for polluting the marine ecosystem. Among the…

Q: microplastics

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Q: (i) Describe and explain the effect of increased nitrate concentration on algal growth. (ii) Algae…

A: Algae belong to a large group of aquatic organisms. They play a significant role in conducting…

Q: The main source of food in muddy-bottom intertidal communities is plankton

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

Q: High lignin content in leaf litter is associated with lower palatability among most decomposers.…

A: Lignin is "a complex organic polymer that is found in the cell walls of many plants, including…

Q: Which nitrogen flux is incorrectly described? O nitrification is the conversion of ammonium to…

A: Nitrogen is the non metal element belonging to group 15 of the periodic table.It is colourless,…

Q: Benthic organisms are those that live O in a pineapple under the sea. O in or on the ocean floor. O…

A: Benthic organisms live on the ocean floor, either buried in the sediment or on the substrate. The…

Q: Species of Chlorella Algae Lipid content (% dry weight biomass) Vulgaris 50 Protothecoides 15…

A: Chlorella is a type of green algae which has been used as a supplement. It is great source of fats,…

Q: Your textbook give the following graph as evidence for the competitive exclusion principle.…

A: Competitive exclusion principle is based on the fact that no two species can coexist together if…

Q: Termite guts hosts a wide variety of microorganisms: bacteria, archaea and various protists…

A: Although termites may eat practically any cellulose material, they cannot survive without the…

Q: which of the following statements about algal bloom and eutrophication is true? 1. Eutrophication…

A: Algal bloom occurs in stagnant water in which the growth and division of algae is increased that is…