Do You Know About General Science?
Do you really know everything about General Science?
Questions and Answers
- 1.
What is a mixture of gases that can be stored and transported like natural gas?
- A.
Oxide Gas
- B.
Biomass
- C.
Biogas
- D.
Coal
Correct Answer
C. BiogasExplanation
Biogas is a mixture of gases that can be stored and transported like natural gas. It is produced through the decomposition of organic matter, such as agricultural waste, sewage, or food scraps, in the absence of oxygen. Biogas primarily consists of methane and carbon dioxide, with small amounts of other gases. Like natural gas, biogas can be compressed and stored in tanks for later use or transported through pipelines. It is considered a renewable energy source and can be used for heating, cooking, and electricity generation.Rate this question:
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- 2.
What element are the bases of DNA mostly comprised of?
- A.
Nitrogen
- B.
Oxygen
- C.
Gold
- D.
Lead
Correct Answer
A. NitrogenExplanation
The correct answer is Nitrogen because the bases of DNA, which are adenine, thymine, cytosine, and guanine, contain nitrogen atoms. Nitrogen is an essential element in DNA structure and plays a crucial role in the formation of the DNA double helix. Oxygen, gold, and lead are not major components of DNA bases.Rate this question:
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- 3.
Which of these scientists along with James Watson helped discover the DNA molecule?
- A.
Frane Crock
- B.
Dr. Einstein
- C.
Frank Johnson
- D.
Francis Crick
Correct Answer
D. Francis CrickExplanation
Francis Crick is the correct answer because he, along with James Watson, helped discover the DNA molecule. Crick and Watson's work on the structure of DNA, specifically the double helix, was groundbreaking and led to a better understanding of genetics and heredity. Their discovery revolutionized the field of molecular biology and earned them the Nobel Prize in Physiology or Medicine in 1962.Rate this question:
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- 4.
What carries the code for making proteins from the nucleus to the cytoplasm?
- A.
Ribonucleic Acid
- B.
Nitrogen Bubbles
- C.
Iron Oxide
- D.
Deoxyribonucleic Acid
Correct Answer
A. Ribonucleic AcidExplanation
Ribonucleic Acid (RNA) carries the code for making proteins from the nucleus to the cytoplasm. RNA is synthesized from DNA in the nucleus through a process called transcription. It then carries the genetic information from the DNA to the ribosomes in the cytoplasm, where protein synthesis occurs. This process is known as translation. RNA acts as an intermediary between DNA and proteins, ensuring that the genetic code is accurately translated and proteins are produced correctly.Rate this question:
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- 5.
What are the cells in the pancreas that secrete insulin?
- A.
Islets Of Longhorns
- B.
Islets Of Langerhans
- C.
Pancreatic Bubbles
- D.
Bridal Isles
Correct Answer
B. Islets Of LangerhansExplanation
The cells in the pancreas that secrete insulin are called Islets of Langerhans. These clusters of cells are responsible for producing and releasing insulin, a hormone that helps regulate blood sugar levels. Insulin plays a crucial role in the body's metabolism by allowing cells to take in glucose from the bloodstream and use it for energy. Without sufficient insulin production, individuals can develop diabetes, a condition characterized by high blood sugar levels.Rate this question:
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- 6.
In which of these would botulism more likely be found?
- A.
Alcohol
- B.
Food
- C.
Plant Food
- D.
Insect Spray
Correct Answer
B. FoodExplanation
Botulism is a type of food poisoning caused by the bacteria Clostridium botulinum. This bacteria thrives in environments with low oxygen levels, such as canned or preserved foods. Therefore, it is more likely to be found in food rather than alcohol, plant food, or insect spray.Rate this question:
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- 7.
Which of these scientific terms would describe crackling sounds?
- A.
Decrepitate
- B.
Deteriorate
- C.
Extract
- D.
Degenerate
Correct Answer
A. DecrepitateExplanation
Decrepitate is the correct answer because it is a scientific term that describes the process of crackling or popping sounds that occur when certain substances are heated or burned. This term is commonly used in chemistry and physics to describe the explosive or crackling behavior of materials when subjected to high temperatures.Rate this question:
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- 8.
What scientist first showed that a changing electric field produces a magnetic field?
- A.
Michael Faraday
- B.
Joseph Fourier
- C.
Thomas Edison
- D.
Hans Oersted
Correct Answer
D. Hans OerstedExplanation
Hans Oersted was the scientist who first demonstrated that a changing electric field can produce a magnetic field. In 1820, Oersted conducted an experiment where he observed that a compass needle placed near a wire carrying an electric current would deflect, indicating the presence of a magnetic field. This discovery established the fundamental relationship between electricity and magnetism, leading to the development of electromagnetism and the foundation of modern physics.Rate this question:
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- 9.
Who was the first woman to win the Iditarod sled dog race?
- A.
Susan Butcher
- B.
Deedee Jonrowe
- C.
Libby Riddles
- D.
Beverly Masek
Correct Answer
C. Libby RiddlesExplanation
Libby Riddles was the first woman to win the Iditarod sled dog race. She achieved this milestone in 1985, breaking the gender barrier in the race's history. Her victory not only showcased her exceptional skills as a musher but also inspired other women to participate and succeed in the traditionally male-dominated sport of dog sledding.Rate this question:
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- 10.
In Australia, what is the sea life that is beautiful to the human eye, but being bitten by it can be deadly?
- A.
Blue Ring Octopus
- B.
Jellyfish
- C.
Man-O-War
- D.
Stone Fish
Correct Answer
A. Blue Ring OctopusExplanation
The Blue Ring Octopus is a sea creature found in Australia that is visually appealing with its vibrant blue rings. However, being bitten by it can be deadly as it carries a highly venomous toxin. Its venom contains tetrodotoxin, a powerful neurotoxin that can cause paralysis and respiratory failure, leading to death if not treated promptly. Therefore, despite its beauty, encountering a Blue Ring Octopus in Australian waters can be extremely dangerous.Rate this question:
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- 11.
How many unpaired electrons are found in a triplet excited state if all unpaired electrons have parallel spins?
- A.
Two
- B.
One
- C.
Three
- D.
Four
Correct Answer
A. TwoExplanation
In a triplet excited state, there are two unpaired electrons with parallel spins. This is because a triplet excited state corresponds to three possible electron configurations, one of which has two unpaired electrons with parallel spins. Therefore, the correct answer is two.Rate this question:
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- 12.
Which man-made waterway is 100.76 miles long?
- A.
The Volga Canal
- B.
The Soo Canals
- C.
The Panama Canal
- D.
The Suez Canal
Correct Answer
D. The Suez CanalExplanation
The Suez Canal is the correct answer because it is a man-made waterway that is 100.76 miles long. It is located in Egypt and connects the Mediterranean Sea to the Red Sea, providing a shorter route for ships traveling between Europe and Asia. The construction of the Suez Canal was completed in 1869 and it has since become one of the busiest and most important shipping routes in the world.Rate this question:
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- 13.
When did Panama move from South America to North America?
- A.
1903
- B.
1912
- C.
1914
- D.
1907
Correct Answer
A. 1903Explanation
In 1903, Panama moved from South America to North America. This was the year when Panama declared its independence from Colombia with the help of the United States. The United States then signed the Hay-Bunau-Varilla Treaty with Panama, which granted the US control over the Panama Canal Zone. The construction of the Panama Canal began shortly after, solidifying Panama's shift from South America to North America.Rate this question:
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- 14.
Which scientist died the same year Sir Isaac Newton was born?
- A.
Tycho Brahe
- B.
Galileo
- C.
Kepler
- D.
Davinci
Correct Answer
B. GalileoExplanation
Galileo died in 1642, the same year Sir Isaac Newton was born.Rate this question:
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- 15.
What is the final stage of ecological succession called?
- A.
Rebirth
- B.
Final
- C.
Terminal
- D.
Climax
Correct Answer
D. ClimaxExplanation
The final stage of ecological succession is called the climax. This stage represents a stable and mature community that has reached a balance with its environment. It is characterized by a diverse range of species and a stable ecosystem. The climax stage is the ultimate goal of ecological succession, where the community has reached its full potential and is able to sustain itself without significant changes.Rate this question:
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General Science Trivia Questions and Facts! Knowledge Test
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