what process can give plants an advantage because of the presence of these bacteria undergoing the following process can provide them with nitrogen for the production of protein? A. nitrifying B. denitrifying C. ammonification D. nirtogen fixing

Q: Function of Leghaemoglobin in nitrogen fixation _____. A) Absorption of oxygen B) Nutrion of…

A: Especially, the leghemoglobin is a type of oxygen-carrying type of phytoglobin found nitrogen-fixing…

Q: Humusa. supplies nutrients to plants.b. is basic in its pH.c. is found in the deepest soil…

A: Plants can be defined as multicellular organisms, mostly photosynthetic eukaryotes of the kingdom…

Q: Explain the role of the following enzymes in feed industry: (a) Phytase (b) Tannase (c) Amylase

A: Enzymes are defined as the protein molecules that act as the biocatalyst  in the living organism…

Q: Which of the following is an Autotroph? A) Fish B) Algae C) Butterfly D) Mushroom

A: Answer is B.) Algae.

Q: In a hypothetical set up in a laboratory where rotifers were cultured: the following data were…

A: Answers: A.) Percentage of eggs:  No. of egg= 200 No. of rotifers in a culture = 386 Percentage of…

Q: Why is agar production more costly than carrageenan production

A: As there is difference is between other production and carrageenan production basically the key…

Q: The conversion of ammonia to nitrate, known as _______________, is a two-step process performed by…

A: Nitrogen cycling is a biogeochemical cycle that converts atmospheric dinitrogen molecules into…

Q: Nitrifying bacteria participate in the nitrogen cycle mainly by(A) converting nitrogen gas to…

A: Nitrifying bacteria are an integral part of the nitrogen cycle. They help in recycling of nitrogen…

Q: Give me examples of a growing medium devoid of any carbon source and poor in

A: Media is a set of nutrients which is used for the growth of any microorganism or any cell.

Q: When did concern over the effects of pesticides start to grow in the United States? Describe the…

A: The term pesticide is associated with a biological or chemical agent that has the ability to impact…

Q: The rhizosphere is: Group of answer choices A.) an area 1-2 mm in thickness adjacent to the root.…

A: It is the type of close and long term biological interaction between two different biological…

Q: Which of the following would decrease nitrogen availability for a pea plant? a. Inability of the…

A: Flavonoids are the phenolic compounds known as the secondary metabolites that contribute a…

Q: While sloshing around in the swampy wetlands of a nearby forest preserve, a small child notices a…

A: Wood decay is the process by which cellulose and lignin are transformed to carbon dioxide and water.…

Q: Which statement among A-C is false regardıng photoheterötrophs. A) O they can convert sunlight to…

A: Answer: PHOTOHETEROTROPHS = These are heterotrophic phototrophs which uses light as source of…

Q: Explain the consequences to the nitrogen gas in the atmosphere if all the nitrogen- fixation…

A: Nitrogen fixation is the process by which atmospheric nitrogen is converted to a kind of nitrogen…

Q: Whichof the following is NOT an agent of nitrogen fixation?a.Mycorrhizal fungib.Cyanobacteria…

A: Nitrogen is an essential element required for all living organisms. It is a constituent of various…

Q: Which of the following is not a way in which antifungaldrugs are effective?(a) They interfere with…

A: Antifungal drugs: The drugs which are active against fungi is referred to as antifungal agents.

Q: Dicotyledonous weeds are destroyed by a chemical called: A) Indole - acetic acid B) 2- 4…

A: Weeds are undesirable plants that grow in a particular agricultural area. Weeds can be of two types…

Q: Which process converts ammonium (NH4+ ) into nitrate (NO3− )?a) Nitrogen fixationb) Ammonificationc)…

A: Nitrite removal is even easier, with nitrite being oxidized by the enzyme nitrite oxidoreductase and…

Q: Artificial photosynthesis is being researched to provide: a)Plastic shrubbery b)Synthetic fuel…

A: Artificial photosynthesis is a chemical process which mimics the natural process of photosynthesis…

Q: The greatest difference in health between two groups of plantsof the same species, one group with…

A: Mycorrhizal fungi enhances uptake of nutrients that are poorly mobile and those which are present in…

Q: Bacteria that serve as decomposers are______ . a. photoautotrophs c. chemoautotrophs b.…

A: Living organisms are classified into three major domains of life based on the characteristics of the…

Q: Which of the following accessory pigments is the first e- acceptor? A. ferredoxin B. pheophytin…

A: Photosystems are light-harvesting complexes found within chloroplasts. Their primary function is to…

Q: What is one other organism besides osprey that you would expect to have high concentration of DDT?…

A: Eagle have high content of DDT (dichloro-diphenyl-trichloroethane)

Q: Methods of Bioremediation does not include Select one: a. Bioaugmentation b. Phytoremediation c.…

A: Bioremediation: Bioremediation is a field of biotechnology that involves the removal of…

Q: Which statement DOES NOT describe the microbes on plants? A. May form a biofilm on the surface. B.…

A: Answers :  Microbes on the plant can form biofilm these are basically formed to protect the microbes…

Q: Besides recrystallization process, give another general idea how to purify your crude product.

A: Recrystallization is a chemical purification method. When both contaminants and a chemical are…

Q: Based on temperature requirements which of the following is not correct?*   a. Coconut and mango are…

A: Different plants are adapted to different regions and temperature zones. Some plants require high…

Q: ishkeepers are interested in putting some species of bacteria in their water tanks because of their…

A: Nitrogen cycle occurs in the nature to fix atmospheric nitrogen into its compounds that can be used…

Q: Rhizobium is important agriculturally because it supplies __________ to plants such as peas and…

A: Rhizobium is a rod shaped bacterium which are found in the roots of leguminous plants such as sweet…

Q: Which of the following is an example of vegetative reproduction? a.)E. coli bacteria quickly…

A: Ecoli can not reproduce sexually.  They exchange their genetic material using a pilus. Mossess…

Q: explain role of the following enzymes in feed industry- 1. phytase 2. tannase  3.amylase

A: Role of Phytase Microbial phytase is the most commonly used exogenous enzyme in the feed for…

Q: What are osprey and why is DDT harmful to them?

A: Pesticides and fertilisers are the major factors that cause soil pollution. It not just affect the…

Q: Rhizobium and Azotobacter are examples of nitrogen-fixing soil bacteria that are classified as a.…

A: Bacteria are microscopic living organisms that require nutrients and energy to build structural…

Q: Two groups of tomatoes were grown under laboratoryconditions, one with humus added to the soil and…

A: The plants are multicellular eukaryotes that belong to the Plantae kingdom. The plants are…

Q: The image here shows the growth rate for Chlamydomonas as a function of temperature. Which of the…

A: Every organisms has an optimum condition for its growth. In case of bacteria the temperature is very…

Q: When it comes to the manufacture of antibiotics, what advantages do soil bacteria and fungus have?…

A: Introduction \antibiotics Antibiotics are substances that bacteria and fungi make in order to kill…

Q: Give three examples of mycotoxins that still are important in agriculture. What disease and pathogen…

A: Mycotoxins are toxins that are produced by molds or fungi. These toxins can be taken up by plants…

Q: Red algae have the following economical features except A production of emulsifying agent used as…

A: Red algae (Rhodophyta) are primarily found in freshwater lakes. They appear red due to the presence…

Q: Why do you think high nitrogen rates resulted in an increased incidence of rice diseases in general?…

A: Introduction:- There are two sources of nitrogen in soil that could be used by plants:…

Q: Which is false among A-E regarding symbiotic nitrogen fixation? A) O Initiation of the symbiosis…

A: Nitrogen fixation: - reductive process, endergonic process. - 16 ATP required (1N2 => 2NH3) -…

Q: Why are fungal insecticides an attractive alternative to chemical pesticides for growing food crops?…

A: Insecticides are the chemicals that kill the insects. These can be chemicals or biological agents.

Q: Any organism that must obtain its food from a source outside itself is a(n) a. autotroph. b.…

A: Food is the essential substance that is required by the organism for survival. This provides…

Q: The following table shows the evolution of cell concentration over the time of cultivation. time…

A: Pichia pastoris is a methylotrophic yeast. It has a high proliferation rate, exhibits high biomass…

Q: The fungus Botrytis is known to cause rot in fruit and decrease the harvest. In an effort to limit…

A: Botrytis fungicide is a type of fugus which rot the fruits like grapes.

Q: Say if an organism grows ________ this would show  that it can ferment _____.

A: Cellular respiration is the process by which the organism breaks down organic molecules into carbon…

Q: How do plants benefit from symbiotic associations with bacteria? With fungi?

A: Introduction: Biofertilizers are organisms that enrich the nutrient quality of soil. The main…

Soil Ecosystem

Soil provides a habitat or living environment for a large number of different species of organisms as well as plants. It provides all the essential nutrients and minerals for plants to grow. All these together form the soil ecosystem.