How much has pond scum evolved?

How much has pond scum evolved?
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It’s a difficult question to answer because the conditions for meaningful fossilization of soft vegetative matter in a liquid are so rare, but one doubts there has been much, if any, significant change in water-borne algae. What would the pressure have been?
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Related questions

Are pond pumps the best thing to get rid of our pond scum?

Description : Are pond pumps the best thing to get rid of our pond scum?

Last Answer : Yes, a pond pump would be a great way to keep the scum down. The pump basically works similarly to a pool filter, and will clear away dust, debris, and garbage.

How would I remove soap scum off dark gray marble tiles in the shower?

Description : How would I remove soap scum off dark gray marble tiles in the shower?

Last Answer : How about the Scrubbing Bubbles?

Why is the soap scum in my shower pink?

Description : Why is the soap scum in my shower pink?

Last Answer : Quite possibly Serratia marcescens; buy some bleach.

What is scum?

Description : ???

Last Answer : Poor, failed product.

How do you keep shower curtains from getting mold and soap scum spots?

Description : How do you keep shower curtains from getting mold and soap scum spots?

Last Answer : The best way to keep shower curtains mold-free is to pre-treat them before their first use with a product called AFM X158. It is a clear, odorless defensive sealer designed to encapsulate ... you shower. Shower are available that are mold resistant which will also help protect you shower curtains.

What type of bathroom cleaner is best from removing soap scum from a glass shower door?

Description : What type of bathroom cleaner is best from removing soap scum from a glass shower door?

Last Answer : Scrubbing Bubbles Soap Scum Remover is great at removing soap scum from your glass shower doors.

Which brand of soap leaves no invisible layer of soap scum on skin?

Description : Which brand of soap leaves no invisible layer of soap scum on skin?

Last Answer : From watching the commercials on TV, I've figured that Dove has the best soap that doesn't leave residue or soap scum on skin. Dove has different types of soap too; one can use Dove for men too.

______ is a by product of sewage treatment and can be decomposed to produce biogas. (1) Sewage (2) Sludge (3) Sewer (4) Scum

Description : ______ is a by product of sewage treatment and can be decomposed to produce biogas. (1) Sewage (2) Sludge (3) Sewer (4) Scum

Last Answer : (2) Sludge Explanation: Sludge refers to the residual, semi-solid material that is produced as a byproduct during sewage treatment of industrial or municipal wastewater. It can be used to produce biogas through a process called anaerobic digestion or fermentation.

Assertion A.: A free board of 0.3 m is provided above the top sewage line in septic tanks. Reason (R): It helps to accommodate the scum in the septic tank. A. Both A and R is true and R is the correct explanation of A B. Both A and R is true but R is not a correct explanation of A C. A is true but R is false D. A is false but R is true

Description : Assertion A.: A free board of 0.3 m is provided above the top sewage line in septic tanks. Reason (R): It helps to accommodate the scum in the septic tank. A. Both A and R is true and R is the correct ... is not a correct explanation of A C. A is true but R is false D. A is false but R is true

Last Answer : ANS: A

In septic tanks, A. Free board of 0.3 m may be provided B. The baffles or tees are extended up to top level of scum C. The clear space between the baffle top and covering slab is about 7.5 cm D. All the above

Description : In septic tanks, A. Free board of 0.3 m may be provided B. The baffles or tees are extended up to top level of scum C. The clear space between the baffle top and covering slab is about 7.5 cm D. All the above

Last Answer : ANS: D

Which one of the following statements regarding septic tanks is wrong? A. A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided B. The outlet invert level is kept 5 to 7.5 cm below the inlet invert level C. The minimum width of septic level is 90 cm D. The depth of tank is kept equal to its width

Description : Which one of the following statements regarding septic tanks is wrong? A. A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided B. The outlet invert level is kept ... . The minimum width of septic level is 90 cm D. The depth of tank is kept equal to its width

Last Answer : ANS: D

The elimination of the scum of yeasts in the brine during the fermentation include A.agitation of the surface B.addition of the mustard oil C.addition of the sorbic acid D.all of these

Description : The elimination of the scum of yeasts in the brine during the fermentation include A.agitation of the surface B.addition of the mustard oil C.addition of the sorbic acid D.all of these

Last Answer : D.all of these

_________ is a by product of sewage treatment and can be decomposed to produce biogas (1) Sewage (2) Sludge (3) Sewer (4) Scum

Description : _________ is a by product of sewage treatment and can be decomposed to produce biogas (1) Sewage (2) Sludge (3) Sewer (4) Scum

Last Answer : Sludge

Do you think its possible that life could have evolved on other planets; in a similar manner to Earth?

Description : Do you think its possible that life could have evolved on other planets; in a similar manner to Earth?

Last Answer : The key word here is “possible”. If it happened once, it is possible it will happen or has happened. No brainer.

How have species evolved from a single cell organism?

Description : How have species evolved from a single cell organism?

Last Answer : Time. Around 3.8 billion years.

How much has your style evolved over the years?

Description : How much has your style evolved over the years?

Last Answer : Oh man! My style has changed like crazy. Before I was interested in fashion but I didn't know how to look good on a budget. Then I started watching videos on Youtube and then it turned into me ... seeing other people how they dress got me inspired to keep track of how I dress and what I dress.

Which animal has not evolved much from its original form?

Description : Which animal has not evolved much from its original form?

Last Answer : The National Geographic has actually answered this question in an article written by Liz Langley. It was mentioned in the article that Samantha Hopkins, an associate professor of geology ... article in this website: news.nationalgeographic.com/2015/11/151114-animals-mammals-evolution-playpus-opossum

How much fish food should I add to a 500 gallon pond with a dozen goldfish and 20 frogs?

Description : How much fish food should I add to a 500 gallon pond with a dozen goldfish and 20 frogs?

Last Answer : answer:I have aquatic frogs and I feed them dried worms. I forgot the kind of worms they are - I will google it. These frogs are about 4 inches from head to toe. I put a pinch of the ... little sticks around ½ long. Those turtles are a bit bigger. When they were smaller, the sticks were smaller.

What animal is this this organism looks and even sounds something like a wolf but is much more common it visits the pond to look for most anything to eat?

Description : What animal is this this organism looks and even sounds something like a wolf but is much more common it visits the pond to look for most anything to eat?

Last Answer : Need answer

Do humans that have evolved in dry places, like Africa and the Middle East, have more water-efficient bodies?

Description : Do humans that have evolved in dry places, like Africa and the Middle East, have more water-efficient bodies?

Last Answer : All humans evolved in Africa.

How has your palate evolved?

Description : How has your palate evolved?

Last Answer : answer:I used to take my morning coffee with milk, until I read that the hormones in milk are bad for your skin, so for the last few weeks I’ve been drinking coffee with nothing added. I now believe that this is the superior way to drink coffee. Plus my skin looks better now too so win/win.

What is the correct pronunciation of the word "eBay", and how has the name (not the company) evolved?

Description : What is the correct pronunciation of the word "eBay", and how has the name (not the company) evolved?

Last Answer : answer:The legal corporate name is eBay, Inc. Also, all the text on the web site reads “eBay”. Only the logo is lower case. I’ve never thought the pronunciation was anything other than “eebay”.

Human Females are unique among all mammalians. Why do you think the ability to hide fertile time periods evolved in human women?

Description : Human Females are unique among all mammalians. Why do you think the ability to hide fertile time periods evolved in human women?

Last Answer : Ummm, what?

A question about superman: How can a species have evolved to have superpowers that require a type of star that this species did not evolve under?

Description : A question about superman: How can a species have evolved to have superpowers that require a type of star that this species did not evolve under?

Last Answer : Heavy planets core…. like uranium. Sort of like exercising on the top of a mountain and then competing in sea level, that would give you an edge.

Politically incorrect Q: If different racial charactistics evolved as response to different climates, why aren't Alaskan natives or oriental peoples from the north or indigineous peoples of Australia and South Africa as pale as northern Europeans?

Description : Politically incorrect Q: If different racial charactistics evolved as response to different climates, why aren't Alaskan natives or oriental peoples from the north or indigineous peoples of Australia and South Africa as pale as northern Europeans?

Last Answer : According to this article, it has to do with dietary differences. People with diets high in vitamin D don’t need the sun to help them synthesize it. That’s the explanation offered for the Inuit, at least. I don’t know how broadly it might apply.

How would mankind have evolved if dinosaurs didn't die off?

Description : How would mankind have evolved if dinosaurs didn't die off?

Last Answer : Running.

Is vegetarianism a morally and spiritually evolved practice?

Description : Is vegetarianism a morally and spiritually evolved practice?

Last Answer : No. Because depending on the type of vegetarianism, they can still eat eggs, fish and crabs, and they are just as much animals as cows, pigs, sheep, chicken and dogs. Veganism is.

Is there a theory that suggests pale skinned people's brains have evolved to desire control of their territory more so than other humans?

Description : Is there a theory that suggests pale skinned people's brains have evolved to desire control of their territory more so than other humans?

Last Answer : It doesn’t sound outrageous. I mean god its gotta be something, right? We’re such killers. But maybe that’s just man in general….?

What is our most primitive emotion, and have we evolved beyond it?

Description : What is our most primitive emotion, and have we evolved beyond it?

Last Answer : It seems like survival would be the #1 priority, so maybe fear and defense would be somewhere near the top of the emotions list. As for whether human emotions have changed over time, I doubt it. As far ... impact on how we act, at least in public, but the basic emotions still seem to stick around.

Events in history that show how independence has evolved throughout society?

Description : Events in history that show how independence has evolved throughout society?

Last Answer : I think we’ve always been dependant on “society”. That is what makes us soooo successful as a species. Specialization opened up more opportunities for inventing and discovery. Without it we would still be wandering around hunting and gathering for our nutrition.

Do you think morality is something humans discovered as they evolved, or something they created?

Description : Do you think morality is something humans discovered as they evolved, or something they created?

Last Answer : Morality seems to be a choice that has evolved than inherit. Look at all of the examples of survival of the fittest'. Creatures are known to kill their own kind in order to survive. Crows will ... It seems that only humans come up with moral rules that are not agreed upon by the general population.

Assuming... If, primates had never existed, and therefor humans had never evolved from them, then what animal species would otherwise have been the most likely to evolve the level of intelligence that we currently claim to possess?

Description : Assuming... If, primates had never existed, and therefor humans had never evolved from them, then what animal species would otherwise have been the most likely to evolve the level of intelligence that we currently claim to possess?

Last Answer : answer:LOL Maybe Dolphins or Elephants….emotionally intelligent, hardy, socially evolved. ???

How would humanity and human invention be different if humans had evolved with tails?

Description : How would humanity and human invention be different if humans had evolved with tails?

Last Answer : I don’t have an answer, but I’m looking forward to seeing the answers other people have!

If birds hadn't had evolved do you think we would have planes today?

Description : If birds hadn't had evolved do you think we would have planes today?

Last Answer : Tranes, maybe

Why haven't animals evolved with wheels?

Description : Why haven't animals evolved with wheels?

Last Answer : How do you come up with this stuff?

Why haven't we, as individuals, evolved (by education, if nothing else) to a higher "starting point" emotionally and socially?

Description : Why haven't we, as individuals, evolved (by education, if nothing else) to a higher "starting point" emotionally and socially?

Last Answer : Because those human flaws are hardwired into our brains, and we haven’t developed the technology to change them (yet).

The democracy has been evolved through struggles and movements all over the world.' Support the statement with examples. -SST 10th

Description : The democracy has been evolved through struggles and movements all over the world.' Support the statement with examples. -SST 10th

Last Answer : Democracy has evolved through struggles and movements: 1. Political conflicts lead to popular struggles that involve mass mobilization. 2. The conflicts are usually between groups who have power ... , activists etc. protested strongly against the privatization of water rights and the high prices.

Give a reason why a multi-party system has evolved in India ? -SST 10th

Description : Give a reason why a multi-party system has evolved in India ? -SST 10th

Last Answer : Multi-party system has evolved in India because many parties enable representing the social and geographical diversity of the country.

India has evolved a multi-party system. What is the reason behind it? -SST 10th

Description : India has evolved a multi-party system. What is the reason behind it? -SST 10th

Last Answer : It is because the social and geographical diversity in such a large country is not easily absorbed by two or even three parties.

Saloni took a piece of burning charcoal and collected the gas evolved in a test tube. -History

Description : Saloni took a piece of burning charcoal and collected the gas evolved in a test tube. -History

Last Answer : She can find the nature of the gas by using a wet litmus paper. After bringing the litmus paper in contact with the gas, if it turns the blue litmus paper into red, it is acidic. Similarly, if it ... basic. (b) (i) Carbon + Oxygen → Carbon dioxide (ii) Carbon dioxide + Lime water → Milky

Why is oogamy the most evolved type of reproduction? -Biology

Description : Why is oogamy the most evolved type of reproduction? -Biology

Last Answer : answer:

Why is oogamy the most evolved type of reproduction? -Biology

Description : Why is oogamy the most evolved type of reproduction? -Biology

Last Answer : answer:

What type of Party system has been evolved in India? -General Knowledge

Description : What type of Party system has been evolved in India? -General Knowledge

Last Answer : The answer is 'Multi-Party'

What type of Party system has been evolved in India? -General Knowledge

Description : What type of Party system has been evolved in India? -General Knowledge

Last Answer : answer:

What type of Party system has been evolved in India? -General Knowledge

Description : What type of Party system has been evolved in India? -General Knowledge

Last Answer : answer:

women like to show and shine in 2021: Jackie mack womes rings.som wonderful creatons.thrill in pure stasis.lt is surprising how this jewelry of simple structure has evolved over the centuries.to be a symbol of especial promise?

Description : women like to show and shine in 2021: Jackie mack womes rings.som wonderful creatons.thrill in pure stasis.lt is surprising how this jewelry of simple structure has evolved over the centuries.to be a symbol of especial promise?

Last Answer : Jackie mack ouro

What is the name of the stage that Prakrit language evolved and reached ?

Description : What is the name of the stage that Prakrit language evolved and reached ?

Last Answer : Apabhrangsa is the name given to the stage at which Prakrit language evolved and reached its end.

What has evolved using biology and physics to explain biological processes ?

Description : What has evolved using biology and physics to explain biological processes ?

Last Answer : Biophysics is developed using biology and physics to explain biological processes .

Assertion (A) `:` Amphibians have evolved from fishes . Reason (R ) `:` Archaeopteryx is a fossil linking fishes and amphibians `:`

Description : Assertion (A) `:` Amphibians have evolved from fishes . Reason (R ) `:` Archaeopteryx is a fossil linking fishes and amphibians `:`

Last Answer : Assertion (A) `:` Amphibians have evolved from fishes . Reason (R ) `:` Archaeopteryx is a ... false D. If both Assertion and Reason are false.

Which of the following animals has tube- within-tube type of body plan evolved along deuterostomic evolutionary line ?

Description : Which of the following animals has tube- within-tube type of body plan evolved along deuterostomic evolutionary line ?

Last Answer : Which of the following animals has tube- within-tube type of body plan evolved along ... Annelids B. Arthropods C. Echinoderms D. Molluscs