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WorksheetsCh. 17 Test
Total questions: 15
Worksheet time: 9mins
Which of the following nutrients helps build strong bones and teeth?
Calcium
Vitamin A
Folic Acid
Iron
(a) are the basic units of heredity.
What is a group of developing cells is after eight weeks called?
infant
fetus
fertilized egg
embryo
Most human cells have (a) chromosomes.
What is the name of the genetic disorder where the blood fails to clot properly?
Hemophilia
Cystic fibrosis
Down syndrome
Tay-Sachs disease
What is the chemical compound that makes up genetic material?
Genes
DNA
Chromosomes
Genetic code
Which of the following is the time of fastest growth in a person's life?
Infancy
Early childhood
Middle childhood
Late childhood
Which of the following may lead to low self-esteem in children?
Parents who encourage questions
Overprotective parents
Parents who encourage autonomy
Attentive parents
Autonomy is the confidence that a person can control his or her own body, impulses, and environment
True
False
Fertilization is the process by which the zygote attaches to the uterine wall.
True
False
The umbilical cord surrounds and protects the developing embryo.
True
False
Each trimester consists of three months.
True
False
All of the following are harmful substances during pregnancy EXCEPT:
Tobacco
Caffeine
Alcohol
Drugs
All of the following are stages of birth EXCEPT:
Dilation
Delivery
Afterbirth
Menstruation
Weight loss can harm the fetus.
True
False
