Focus On Life Science: California Grade 7

Chapter 13: The Human Reproduction System

Standard Assessment

1.
Pregnancy lasts about ____ weeks from fertilization. 5.e
A)12
B)38
C)24
D)36
2.
The cell that is formed when fertilization occurs is called __________. 5.e
A)a mutation
B)a zygote
C)a ladder
D)a cytoplasm
3.
The first menstrual period usually occurs _________. 5.d
A)between ages nine and 13
B)after age 45
C)between ages 45 and 60
D)before age 9
4.
Premature babies have difficulty surviving because their ______ are not fully develop 5.e
A)heart
B)kidney
C)lungs
D)brain
5.
__________ is the process when an egg is release from an ovary. 5.d
A)ovulation
B)respiration
C)meiosis
D)chemosynthesis
6.
Which term is given to an embryo after the first two months of pregnancy? 5.e
A)placenta
B)zygote
C)child
D)fetus
7.
Which of these is the process that continues life? 5.d
A)homeostasis
B)reproduction
C)adolescence
D)infancy
8.
Which of these occurs only during the third trimester of a pregnancy? 5.e
A)structures for major organs are present
B)the heart beats
C)the fetus triples in size
D)kicking movements
9.
The average length of a human female menstrual cycle is __________. 5.d
A)about 28 days
B)nine months
C)less than 24 h
D)more than 45 years
10.
The scrotum is __________. 5.d
A)an internal organ
B)part of the nervous system
C)part of the cardiovascular system
D)an external organ
11.
Which of these should be avoided during pregnancy? 5.e
A)folic acid
B)milk
C)caffeine
D)protein
12.
What is the flow of blood and tissue cells from the uterus called? 5.d
A)menstruation
B)ovulation
C)fertilization
D)semen
13.
When does ovulation occur in the menstrual cycle? 5.d
A)during menopause
B)during fertilization
C)14 days before menstruation begins
D)soon after birth
14.
Which of these is an organ in the female reproductive system? 5.d
A)the urethra
B)the uterus
C)the scrotum
D)the eggs
15.
__________ carries nutrients and oxygen to the developing embryo from its mother. 5.e
A)The umbilical cord
B)The endocrine glands
C)The negative-feedback system
D)The menstrual cycle
16.
After birth, the baby's umbilical cord is clamped then cut. The scar that forms is called __________. 5.e
A)the cervix
B)the ovary
C)the semen
D)the navel
17.
Which of these connects the uterus to the outside of a woman's body? 5.d
A)the sperm duct
B)the vagina
C)the ovary
D)the seminal vesicle
18.
To increase the chances of a healthy baby, a pregnant mother should do which of the following? 5.e
A)drink alcohol
B)have prenatal care
C)smoke
D)use pesticides
19.
The mixture of sperm and fluid is called __________. 5.d
A)semen
B)testes
C)ovulation
D)uterus
20.
Sperm production is more efficient __________. 5.d
A)at lower temperatures
B)at higher temperatures
C)when the organs are inside the body
D)when produced in the ovaries
Grade 7
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