fish die-off occurs in a pond near an agricultural field where fertilizer high in N and P has been sprayed. Describe the sequence of steps involved that would result in this die-off.

Q: What is a biological control agent? Briefly describe two examples.

A: Biotechnology is the study of living organisms in order to develop products that can be used by…

Q: Explain growth-cycle phases for a batch cultivation. Does Penicillin production occur in log or…

A: Germs need certain conditions in order to grow, and these conditions are not unique to all bacteria.…

Q: Explain the graph below. Which group likely had more substrates (sugar and nitrogen)? Describe the…

A: Yeast is a single-cell organism called Saccharomyces cerevisiae, which needs nourishment, warmth,…

Q: Mention 5 examples that can carry out the metabolic pathways of assimilation in the nitrogen cycle.

A: Nitrogen assimilation is the process of nitrogen fixation and Nitrification carried out by plants…

Q: The song "Bahay Kubo" is an example of FAITH (food-always-in-the-home) concept. 1)List down all the…

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

Q: A batch reactor was initially filled with organic substrate (S0) with an equivalent concentration of…

A: Bioreactor is the equipment used for the production of biomass. Cells consume substrate and multiply…

Q: Consider the growth curve shown below. Cells were grown in a medium containing 1 % w/v glucose and…

A: The given graph represent the biphasic growth of cells. Cells are grown on two carbon sources…

Q: Some suggest that lakes without fish populations due to acid depostiion can simply be stocked with…

A: The impact of acid deposition on aquatic ecosystems, particularly lakes, is a significant…

Q: The results of Figure 2 highlights the antibacterial activity of cacay oil. Since the method…

A: MH broth is used to determine minimum inhibitory concentration in microbiology.

Q: 1. Fill in the following table with the correct subproblem solutions for the weighted longest common…

A: The bases used in DNA are Adenine (A), Cytosine (C),  Guanine (G), Thymine (T).

Q: Thermal images are photographs of the heat emittedby an object. Researchers have used thermal…

A: A thermographic camera (also called an infrared camera or thermal imaging camera or thermal imager)…

Q: State the colony shape, margin, and elevation of the nutrient agar colony exposed in : A. Nutrient…

A: Nutrient agar is a basic culture medium commonly used for the culture of non fastidious…

Q: recrystallization

A: Recrystalization is a technique used to purify chemicals. seperate impurities from the desired…

Q: Why is a small volume nebulizer preferred over an MDI.

A: Metered dose inhalers (MDIs) are portable medical devices that administer medication directly into…

Q: There is a general statement that "organic matter content of Pakistani soil is low" ,why?

A: Organic matter is an important component of soil. It increases water holding capacity of the soil by…

Q: explain the possible factors affecting the growth of e.coli that results to no growth after doubling…

A: Bacterial growth are equated to cell number- one bacteria divides into two, then these two produce…

Q: N2 K2 N1 K2/6 K1/α N2 N1 K1

A: Gause's Competitive Exclusion Principle states that two closely related species that are contending…

Q: Which of the following processes is described in the reaction shown in the picture?…

A: The enzyme glutamate dehydrogenase catalyzes a reaction in which ammonium ion directly combines with…

Q: A fermentation process was carried out with a yeast in a chemically defined medium containing…

A: Answer.) :-Fermentation is a biological process that involves the conversion of organic compounds,…

Q: Describe the four steps that are usually carried out in micropropagation

A: BASIC INFORMATION    TISSUE CULTURE   In this a tissue is  made to grow in the laboratories that in…

Q: Give the equation that describes exponential growth and explainwhat the terms in the equation mean.

A: The logistic equation was derived by Verhulst in 1838 to describe population growth with an upper…

Q: Roundup herbicide works through inhibiting the synthesis of the aromatic amino acids tyrosine,…

A: Weeds are unwanted plants/crops that grow alongside some plants. They are unwanted as they compete…

Q: race the route of the nutrients , NO2+ carried by river runoff to a seagrass ecosystem. Indicate the…

A: Nitrogen is necessary for marine life and is cycled in a delicately balanced system throughout the…

Q: 5 6. In running a fermentation to grow cells, all of the micronutrients are supplied in a vitamin…

A: Note:- Sorry, since you have posted multiple questions so we will be solving the first one for you…

Q: How would green manure and soil microorganisms work together in enhancing soil fertility and crop…

A: Green manure crops are advantageous to the soil and future crops. They are grown for the benefits…

Q: ist six (6) by-products which can be obtained from the processing of sugar cane

A: Sugar cane is a tall, perennial grass that has a rich source of sucrose and is processed to produce…

Q: fertilizers

A: In various regions with distinct geographic characteristics, fertilizers containing zinc have been…

Q: Define the term "GMO' seed  and Identify how "GMO" seeds are produced

A: Ans- A seed or plant that has different DNA than its parent refers to a GMO.Genetically modified…

Q: Discuss the problems with using animal manure as a fertilizer.

A: Manure is organic matter derived from plant and animal used as the fertilizer in the agriculture.…

Q: Describe the use of Agrobacterium tumefaciens to producetransgenic plants.

A: A genetically modified organism (GMO) is any organism whose genetic material has been changed…

Q: Explain an unintended environmental effect of GMO crop use.

A: GMO crops or Genetically modified crops are the normal crop plants whose genetic material has been…

Q: Manufacture single cell protein(SCP) animal feed from cassava effluent (mainly starch). The effluent…

A: The expanding population causes the shortage of food supply, especially for livestock. The…

Q: Name the elements that make up the bulk of commercialfertilizers.

A: The human population across the world is keeping on increasing at a good pace, therefore, unless the…

Q: Name this device for the cell culture system. [Namakan peranti ini untuk sistem kultur sel.] Examine…

A: Q(i) turbidostat  Device used for  Cell cultureThe turbidostat technique is a method used in…

Q: In CO2 assimilation of C4 plants, the acceptor molecule is oxaloacetate.  Group of answer choices:…

A: In C4 plant , CO2  assimilation occur via C4 cycle,  also known as Hatch- Slack pathway.

Q: How many different ways can the ltters of " haircut" be arranged? This is a probabilty question.

A: We can use the simple permutation and combination, that is based on probability itself.

Q: Trace the route of the nutrients PO43- carried by river runoff to a seagrass ecosystem. Indicate the…

A: Phosphate forms the most important ingredient in the living organisms. The DNA which consists of the…

Q: What are ‘Bt crops’? What potential risks are associated with this technology?

A: Bt crops are transgenic crops that produce the same toxin as the bacterium Bacillus thuringiensis in…

Q: Discuss the three stages in the formation of symbiotic nitrogen-fixing associations in legumes.

A: Introduction Symbiosis is an interaction between two separate species that live in close physical…

Q: Name the two plant which are produced by micropropagation?

A: Micropropagation is a rapid vegetative proportion technique to increase the number of plants with…

Environmental effects

Environmental effect is the beneficial or adverse impact of human products, services, or activities on the environment. For example, the release of volatile organic compounds negatively affects the environment and causes smog formation. On the other hand, collecting litter and putting it in bins positively affects the environment.