The Daily Pulse - Page 2014

How mammalian lungs are adapted for gaseous exchange?

Score: 4.1/5 (20 votes) Adaptations of the alveoli:Thin walls - alveolar walls are one cell thick providing gases with a short diffusion distance. Moist walls - gases dissolve in the moisture helping them to pass across the gas exchange surface.How are animals adapted for gas exchange?Animals have a...

30 Jan 2026 1,129 views

// data

Why are bees the best pollinators?

Score: 4.9/5 (42 votes) Bees make excellent pollinators because most of their life is spent collecting pollen, a source of protein that they feed to their developing offspring. ... Many plants require this kind of pollen distribution, known as cross-pollination, in order to produce viable seeds.Why ...

30 Jan 2026 1,381 views

// global affairs

Can a person be livid?

Score: 4.7/5 (28 votes) "Livid" eventually came to be used in this sense to characterize the complexion of a person pale with anger ("livid with rage"). ... One was "reddish," as one is as likely to become red with anger as pale; the other was simply "angry" or "furious," the most common sense of th...

30 Jan 2026 1,996 views

// environment

Can old twenty pound notes still be used?

Score: 4.9/5 (12 votes) Exchanging old notes30 September 2022 is the last day you can use our paper £20 and £50 notes. After 30 September 2022, many banks will accept withdrawn notes as deposits from customers. The Post Office may also accept withdrawn notes as a deposit into any bank account you ca...

30 Jan 2026 907 views

// current events

What do you mean plutarchy?

Score: 4.5/5 (53 votes) A plutocracy (Greek: πλοῦτος, ploutos, 'wealth' and κράτος, kratos, 'power') or plutarchy is a society that is ruled or controlled by people of great wealth or income.What is meaning for the word plutocracy '?1 : government by the wealthy. 2 : a contr...

30 Jan 2026 890 views

// science

Is gastrocolic reflex bad?

Score: 4.6/5 (19 votes) This reflex is natural but is abnormally strong in those with IBS, and it has been implicated as playing a part in some of the symptoms of the condition. Symptoms of an abnormally strong gastrocolic reflex may include cramping, a sudden urge to move your bowels, and in some p...

30 Jan 2026 579 views

// global affairs

Do loudspeakers wear out?

Score: 4.8/5 (60 votes) Do speakers wear out? Short answer, yes. Speakers do wear out over an extended period of usage. Speaker parts such as the surround, cone, capacitor in the crossover, and ferrofluid in some tweeters degrade over time, and that reduces the overall sound quality of the speakers....

30 Jan 2026 724 views

// environment

When mammals became dominant?

Score: 4.6/5 (21 votes) Around 66 million years ago, at the end of the Cretaceous period, an asteroid struck the Earth, triggering a mass extinction that killed off the dinosaurs and some 75% of all species. Somehow mammals survived, thrived, and became dominant across the planet.Why did mammals bec...

30 Jan 2026 1,838 views

// environment

Will i get my br tax back?

Score: 4.8/5 (53 votes) When your code is changed, any overpayment of tax for that tax year is repaid through your salary. If you've had a BR tax code during the last year, or any of the previous four tax years, you could be owed a refund for these years as well.Do HMRC automatically refund ove...

30 Jan 2026 1,685 views

// science

Which year did jesus die?

Score: 4.4/5 (49 votes) Using these methods, most scholars assume a date of birth between 6 and 4 BC, and that Jesus' preaching began around AD 27–29 and lasted one to three years. They calculate the death of Jesusdeath of JesusAccording to the canonical gospels, Jesus was arrested and tried by...

30 Jan 2026 1,385 views