Are you a seasoned sexpert? Take the sex facts quiz!

CORRECT ANSWERS: 0

The birds and the bees. Hanky-panky. Messing around. How much do you know about sex? What have scientists discovered about sex? Which animals have interesting sexual habits? Take the quiz to see if you are a nookie know-it-all.

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Question 1 of 20

Aristotle believed women were ________.

born to be subservient
equal to men
infertile men
superior to men

... Aristotle thought that boys were anatomically similar to women; consequently, women to him were essentially infertile men.

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Question 2 of 20

In 1989, The American Journal of Forensic Medicine and Pathology published an article describing something that was thought to be a myth: ______.

getting pregnant from a toilet seat
During World War II, the military put salt peter in soldiers' food to reduce their sexual urges.
The size of a man's hands reflects the size of his penis.
a vagina with teeth

... The journal article detailed a benign vaginal tumor that contained teeth.

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Question 3 of 20

Which of the following has/have a nutritional basis for being an aphrodisiac?

avocado
bananas
oysters
all of the above

... Oysters are rich in the mineral zinc, which can stimulate testosterone, the primary sex hormone for men.

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Question 4 of 20

Where is the largest pornography collection located?

Bibliotheque Nationale, Paris
Institute for the Advanced Study of Human Sexuality, San Francisco
Kinsey Institute, Indiana University

... The Institute for the Advanced Study of Human Sexuality reportedly has 289,000 films and 100,000 videos, far surpassing the runner-up, the Kinsey Institute.

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Question 5 of 20

What happened to the birth rate in New York City nine months after the legendary 10-hour blackout of 1965?

It increased.
It decreased.
It remained the same.

... Although there were reports that the number of baby births skyrocketed, data analysis indicated no change in the birth rate.

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Question 6 of 20

Which animal can reproduce without sex?

chickens
owls
turkeys
vultures

... Up to 40 percent of some breeds of turkey reproduce through parthenogenesis (development of an egg without fertilization). So do whiptail lizards and some snakes.

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Question 7 of 20

Which treatment can extend the length of a penis?

exercise
prescription medication
surgery
all of the above

... Several types of surgery can lengthen the penis. They include releasing an attaching ligament, removing scrotal skin and creating a larger opening in the pubic skin. It is also possible to relocate body fat to increase the circumference of the penis.

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Question 8 of 20

Which female insect often eats her sexual partner?

bee
dung beetle
ladybug
mantis

... The male of one specific type of mantis, Mantis religiosa, is frequently eaten. This can occur before, during, or after sex. Such behavior is not common among all types of mantises, as is commonly believed. Some spiders and flies also engage in this behavior.

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Question 9 of 20

Is it possible for fraternal twins to have different fathers?

yes
no
It has never been reliably determined.

... The first recorded case of superfecundation occurred in 1810, when a white woman with two sexual partners of different races gave birth to one white and one mixed-race baby.

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Question 10 of 20

What percentage of women report chronic pain during intercourse?

10
20
30
40

... Ten percent of women experience chronic pain during sex. This could have a number of causes, including lack of lubrication, infection and endometriosis.

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Question 11 of 20

The idea of Tantric sex was originally developed ______.

after observing the behavior of a conquered civilization
by concubines
to reject religious beliefs
to satisfy the desires of the ruling class

... Six thousand years ago, in India, Tantra arose in defiance of traditional religion, which advocated the avoidance of sexuality to achieve spiritual enlightenment.

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Question 12 of 20

The twentieth century "free love" movement originated in _________.

Ann Arbor, Mich.
Kathmandu, Nepal
San Francisco
Seattle

... The 1967 "Summer of Love" began in San Francisco.

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Question 13 of 20

Members of which of the following species sometimes exhibit homosexual behavior?

bats
dolphins
orangutans
all of the above

... Homosexual and bisexual behaviors have been observed among many species, including bats, dolphins, orangutans, penguins, rhesus monkeys, ostriches, flamingos and macaques.

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Question 14 of 20

Which sex generally suffers from a more rapid decline in sexual responsiveness due to aging?

women
men
There is no difference between the sexes.

... Men go downhill faster. Physical changes (e.g., decreasing hormone levels, changes in the vaginal wall) leading to potential unresponsiveness occur more slowly in women.

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Question 15 of 20

Approximately what percentage of male impotence has a psychological cause?

10 percent
25 percent
40 percent
65 percent

... About 40 percent of impotence is due to psychological issues; the rest have physiological roots such as urological problems.

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Question 16 of 20

The interaction of sperm and egg was first identified in which species?

chickens
mice
rabbits
sea urchins

... In 1872, a German scientist, Wilhelm Hertwig, witnessed fertilization in a transparent sea urchin and made the connection between ovum and sperm.

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Question 17 of 20

Which animal is born pregnant?

aphid
grasshopper
ladybug
mosquito

... Aphids are born pregnant and can give birth less than two weeks after being born themselves. The young are always female.

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Question 18 of 20

In which decade did scientists uncover the role of hormones in relation to ovulation and menstruation?

1890s
1920s
1940s
1960s

... In the late 1920s, the roles of progesterone and estrogen were recognized.

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Question 19 of 20

Which of the following birds has sex in the air?

hummingbirds
juncos
sparrows
none of the above

... The correct answer is none of the above. It is a myth, for example, that hummingbirds mate in the air; they stand on branches. The misconception probably arose from observing males and females flying together during a mating ritual.

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Question 20 of 20

Who is most likely to have a sex headache (a headache brought on by sexual activity)?

men
women
senior citizens
young people

... Men are most likely to suffer sex headaches. They also show up in people of either sex who are prone to migraines.

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