Q. In mammals, where does fertilization typically occur?
-
A.
In the uterus
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B.
In the ovary
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C.
In the fallopian tube
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D.
In the vagina
Solution
In mammals, fertilization typically occurs in the fallopian tube.
Correct Answer:
C
— In the fallopian tube
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Q. What is the main purpose of the placenta in mammals?
-
A.
To produce hormones
-
B.
To provide oxygen and nutrients to the fetus
-
C.
To protect the fetus from infections
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D.
To facilitate childbirth
Solution
The main purpose of the placenta in mammals is to provide oxygen and nutrients to the fetus.
Correct Answer:
B
— To provide oxygen and nutrients to the fetus
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Q. What is the primary function of the male reproductive system in animals?
-
A.
To produce eggs
-
B.
To produce sperm
-
C.
To nurture embryos
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D.
To provide nutrition
Solution
The primary function of the male reproductive system is to produce sperm.
Correct Answer:
B
— To produce sperm
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Q. What is the role of the corpus luteum in the female reproductive system?
-
A.
To produce sperm
-
B.
To maintain pregnancy
-
C.
To stimulate ovulation
-
D.
To regulate menstrual cycles
Solution
The corpus luteum plays a role in maintaining pregnancy by producing hormones.
Correct Answer:
B
— To maintain pregnancy
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Q. What is the term for the development of an embryo outside the female body?
-
A.
Gestation
-
B.
External fertilization
-
C.
Embryogenesis
-
D.
Ex ovo
Solution
Ex ovo refers to the development of an embryo outside the female body.
Correct Answer:
D
— Ex ovo
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Q. What is the term for the process by which a sperm fertilizes an egg?
-
A.
Ovulation
-
B.
Fertilization
-
C.
Gestation
-
D.
Implantation
Solution
Fertilization is the process by which a sperm fertilizes an egg.
Correct Answer:
B
— Fertilization
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Q. Which hormone is primarily responsible for regulating the female reproductive cycle?
-
A.
Testosterone
-
B.
Estrogen
-
C.
Progesterone
-
D.
Luteinizing hormone
Solution
Estrogen is primarily responsible for regulating the female reproductive cycle.
Correct Answer:
B
— Estrogen
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Q. Which of the following is a characteristic of internal fertilization?
-
A.
Eggs are laid in water
-
B.
Sperm and egg unite outside the body
-
C.
Fertilization occurs inside the female's body
-
D.
No parental care is provided
Solution
Internal fertilization is characterized by fertilization occurring inside the female's body.
Correct Answer:
C
— Fertilization occurs inside the female's body
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Q. Which reproductive strategy involves the laying of eggs outside the body?
-
A.
Viviparity
-
B.
Oviparity
-
C.
Ovoviviparity
-
D.
Parthenogenesis
Solution
Oviparity involves the laying of eggs outside the body.
Correct Answer:
B
— Oviparity
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