Human Reproduction Grade 8

If fertilization occurs, it usually occurs in the uterus.

• TRUE

• FALSE

When does conception, or fertilization, occur?

• An egg matures in a female's ovary.

• All 23 pairs of chromosomes are present.

• A dominant gene overrides a recessive gene

• Sperm from a male unites with an egg from a female.

For most females, ovulation occurs during menstruation.

• TRUE

• FALSE

The overall physical changes that occur in male and female bodies during puberty are called

• adolescent syndrome.

• premenstrual syndrome.

• estrogen and testosterone.

• secondary sex characteristics.

zygote is a

• blastocyst.

• fertilized egg.

• two-celled embryo.

• solid ball of about 50 cells.

Approximately how long does it take for childbirth to occur, from fertilization to birth?

• 9 Months

• 12 Months

• 15 Months

What is fertilization?

• joining of a sperm

• joining of a sperm and egg cell

• joining of an egg cell

The correct order of the reproductive anatomy of a female human from the outermost to the innermost structures is

• Vagina, Oviduct, Uterus, Ovary

• Ovary, Uterus, Oviduct, Vagina

• Vagina, Uterus, Oviduct, Ovary

• Uterus, Vagina, Ovary, Oviduct

How many chromosomes do human sperm have?

• 2

• 23

• 44

• 46

A sperm on fusing with an egg forms a zygote with

• 23 Chromosomes

• 46 Chromosomes

• 92 Chromosomes

• 10 Chromosomes