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According to scientists, when does the memory begin to function in human beings?

Since birth
4 weeks after conception
13 weeks after conception
30 weeks after conception


Theoretically, it's even possible for humans to form memories from inside the womb, but scientists found that a fetus will remember and respond to acoustic signals delivered up to 24 hours apart at about 30 weeks after conception.

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About how many bits of information can your long term memory store in your lifetime ?

1 quadrillion
1 million
1 billion
No limit


It is much more than all the printed material of the world's bigest library.

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Who have a larger brain ?

Men
Women
Male Kids
Female Kids


On average, a man’s brain is 8-10% larger than a woman’s. However, female brains tend to have more nerve cells and cellular connections, allowing for more efficient and effective brain functionality.

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Which of these process helps in providing stabilized and enhanced memory in humans ?

Exercise
Sleep
Drinking water
Eating good food


Studies show an improved ability to recognize visual patterns and even some math problems after one good night sleep. Many believe our brains "consolidate" or solidify recent memories while we're asleep.

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Neuron loss in the brain accelerates significantly at what age ?

20
30
40
50


Neuron loss starts to ramp up after 30. Between the ages of 25 and 75, it's believed that our ability to learn and remember new things decreases by 50%.

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Which fruit is believed to help improve memory function ?

Avocados
Bananas
Blueberries
Mangoes


Blueberries contain a known memory-boosting phytochemical called anthocyanin and other nutrients that may help support memory.

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Human brain uses what percentage of the body's energy ?

0.04
0.1
0.2
0.35


Relative to our body size, the human brain is bigger than that of any other animal. It represents about 3 per cent of our body's total weight but it uses 20 per cent of our body's energy.

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What is the human memory duration in case of Short-term memory ?

Lasts about 20 sec
Lasts about 2 minutes
Lasts about 20 minutes
Lasts about 1 hour


It lasts about 20 sec if not rehearsed in a meaningful way.

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Typically, how many random items can human short-term memory store ?

3 to 4
6 to 8
9 to 11
15 to 19


The average number of items human brain can store is about 6-8. They remain there for up to 30 seconds, however, memory capacity can be increased through a process called chunking. For example, in recalling a ten-digit telephone number, a person could chunk the digits into three groups: first, the area code (such as 123), then a three-digit chunk (456) and lastly a four-digit chunk (7890).

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Your brain uses how much of the oxygen you take in ?

5 percent
10 percent
20 percent
50 percent


Twenty percent of the oxygen in your bloodstream is rerouted to keep your brain working properly.

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