True Or False - Brain Quiz
(129).jpg "True Or False - Brain Quiz - Quiz")
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Questions and Answers
- 1.
The average human brain is made up of water up to 80%
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
While the human brain contains a significant amount of water, it typically comprises about 75% water, not 80%. The brain's high water content contributes to its flexibility, cushioning, and ability to conduct electrical signals effectively. This composition plays a crucial role in maintaining the brain's functions and structure. The remainder consists of other components like fats, proteins, and various organic and inorganic substances. Although water is a significant part of the brain's composition, it does not reach 80%, making the correct answer "False."Rate this question:
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- 2.
Your brain is 9% of your total body weight but uses 35% of your body’s energy
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The statement is false because while the brain does consume a significant amount of energy, it does not use 35% of the body's energy. The brain accounts for about 2% of the body's total weight, not 9%. Additionally, the brain uses approximately 20% of the body's energy, not 35%. Therefore, the correct answer is false.Rate this question:
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- 3.
After age 30, the brain shrinks exactly .25% in mass each year
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
As we age, it is natural for the brain to undergo certain changes, including a decrease in mass. The statement suggests that after the age of 30, the brain shrinks by exactly 0.25% in mass each year. This means that over time, the brain gradually loses a small portion of its mass. This phenomenon is supported by scientific research and is considered a normal part of the aging process. Therefore, the statement is true.Rate this question:
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- 4.
The brain does feel pain compared to the rest of the body
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The brain does not feel pain compared to the rest of the body because it lacks pain receptors. While the brain is responsible for processing pain signals from other parts of the body, it does not have the ability to directly perceive pain itself.Rate this question:
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- 5.
The energy used by the brain is enough to light a 25 watt light bulb
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The brain is a highly active organ that requires a significant amount of energy to function properly. It is estimated that the brain uses about 20% of the body's total energy expenditure. This energy is primarily used for various processes such as sending and receiving signals, maintaining neuronal connections, and supporting cognitive functions. The energy consumption of the brain is roughly equivalent to the amount of energy needed to power a 25 watt light bulb. Therefore, the statement is true.Rate this question:
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- 6.
The human doesn’t have the most complex brain out there
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The statement "The human doesn't have the most complex brain out there" is false. The human brain is widely considered to be the most complex organ in the animal kingdom. It is responsible for a wide range of cognitive functions, including thinking, memory, perception, and decision-making. The human brain is composed of billions of neurons and trillions of connections, allowing for intricate communication and processing of information. While other animals may have unique adaptations and specialized brain structures, the overall complexity and capabilities of the human brain are unparalleled.Rate this question:
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- 7.
The right side of your brain controls the left side of your body, while the left side of your brain controls the right side of your body
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The statement is true because the human brain is divided into two hemispheres, with each hemisphere controlling the opposite side of the body. This is known as contralateral control. The left hemisphere of the brain controls the right side of the body, while the right hemisphere controls the left side of the body. This is why damage or injury to one side of the brain can result in paralysis or loss of function on the opposite side of the body.Rate this question:
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- 8.
Your skull is made up of twenty-eight bones
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The skull is indeed made up of twenty-eight bones. The human skull is composed of several bones that come together to form a protective structure for the brain. These bones include the cranial bones, which encase the brain, and the facial bones, which form the structure of the face. The skull bones are joined together by sutures, which allow for some flexibility and growth during infancy and childhood. Overall, the skull is a complex structure made up of multiple bones that provide protection and support for the brain and facial features.Rate this question:
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- 9.
The word cerebellum means “little brain”
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The statement is true because the word "cerebellum" is derived from Latin, where "cerebellum" translates to "little brain." The cerebellum is a part of the brain located at the back, responsible for coordinating movement, balance, and posture. Its name reflects its appearance, as it is smaller in size compared to the rest of the brain.Rate this question:
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- 10.
The human brain weighs about as much as a Chihuahua
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The statement is true because the average weight of a Chihuahua is around 2-6 pounds, which is roughly the same as the weight of the human brain. This comparison helps to provide a relatable and easily understandable measure of the brain's weight.Rate this question:
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- 11.
When we laugh eight different areas in our brain are in action
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Laughing involves the activation of multiple areas in the brain, not just eight. Therefore, the given statement is false.Rate this question:
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- 12.
The differences in brain weight and size does change mental ability
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The given statement is false. The differences in brain weight and size do not necessarily change mental ability. Mental ability is influenced by various factors including genetics, environment, education, and experiences. Brain weight and size may vary among individuals, but it does not directly determine their mental ability. Many factors such as neural connections, brain structure, and efficiency of brain functioning play a more significant role in determining mental ability.Rate this question:
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- 13.
The human brain is so soft that a table knife would be more than enough to slice through it
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The statement is true because the human brain is composed of soft tissue and does not have a hard protective covering. Therefore, a table knife, which is sharp enough to slice through other soft materials, would be more than enough to cut through the brain.Rate this question:
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- 14.
Children who learn two languages before age five strengthens the brain
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Learning two languages before the age of five does not necessarily strengthen the brain. While it is true that bilingualism can have cognitive benefits, such as improved executive function and problem-solving skills, simply learning two languages at a young age does not automatically guarantee these benefits. The strength of the brain depends on various factors, including the quality and intensity of language exposure, individual differences, and other environmental factors. Therefore, it is not accurate to say that all children who learn two languages before age five will have a strengthened brain.Rate this question:
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- 15.
Every time you recall a memory or have a new thought a new connection is made
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Every time you recall a memory or have a new thought, new connections are made in the brain. This is because the brain is constantly forming and strengthening neural connections, which allow for the storage and retrieval of information. When a memory is recalled or a new thought is formed, the brain creates new pathways between neurons, strengthening the connections between them. This process is known as neuroplasticity and is essential for learning, memory formation, and cognitive function. Therefore, it is true that every time you recall a memory or have a new thought, a new connection is made in the brain.Rate this question:
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- 16.
The brain is the fattiest part of the body with a fat content of around 60%
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The brain is composed of a high percentage of fat, approximately 60%. This is because the brain requires a significant amount of energy to function properly, and fats are a dense source of energy. Additionally, fats play a crucial role in the structure and function of the brain, as they are involved in the formation of cell membranes and the insulation of nerve fibers. Therefore, it is true that the brain is the fattiest part of the body.Rate this question:
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- 17.
The essential oil of jasmine can quickly restore mental alertness
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Jasmine essential oil has stimulating properties that can help improve alertness and cognitive function. The aroma of jasmine has been found to increase beta waves in the brain, which are associated with increased alertness and mental focus. Inhaling jasmine oil can help improve mood, reduce stress, and enhance mental clarity. Therefore, it is likely that the essential oil of jasmine can indeed quickly restore mental alertness.Rate this question:
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- 18.
A cooked potato can jump-start your brain when your feeling foggy
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Eating a cooked potato can help to boost brain function when you are feeling mentally sluggish. Potatoes are a good source of carbohydrates, which provide fuel for the brain. They also contain important nutrients like vitamin B6 and potassium, which support cognitive function. Additionally, potatoes have a low glycemic index, meaning they release energy slowly and steadily, preventing spikes and crashes in blood sugar levels that can negatively impact brain function. Therefore, consuming a cooked potato can indeed help to jump-start your brain and improve mental clarity.Rate this question:
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- 19.
Overexposure to aluminum compounds – in foil, cookware, deodorants, antacids and toothpaste – can’t affect brain function
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Exposure to aluminum compounds can indeed affect brain function. Aluminum has been linked to neurotoxicity and has been found to accumulate in the brain, potentially leading to cognitive impairment and neurodegenerative diseases such as Alzheimer's. While small amounts of aluminum are naturally present in the environment and can be found in some foods and drinking water, excessive exposure through sources like foil, cookware, deodorants, antacids, and toothpaste can increase the risk of adverse effects on brain function. Therefore, the statement that overexposure to aluminum compounds cannot affect brain function is false.Rate this question:
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- 20.
The brain can stay alive 1-3 minutes without any oxygen
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The brain cannot stay alive for 1-3 minutes without any oxygen. Oxygen is essential for the brain to function properly, and without it, brain cells begin to die within a few minutes. Lack of oxygen to the brain can lead to permanent brain damage or even death. Therefore, the statement is false.Rate this question:
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Quiz Review Timeline +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
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Current Version
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Apr 26, 2024Quiz Edited by
ProProfs Editorial Team -
Apr 02, 2011Quiz Created by
Cbart
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