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Genetics Unit
Test Description: Genetics Unit
Instructions: Answer all questions to get your test result.
1) Which characteristic would a child NOT inherit from one or both of its parents?
A
freckles
B
hair style
C
eye color
D
dimples
2) A litter of kittens have traits that are similar to both the mother cat and the father cat. Which best explains this situation?
A
The kittens are taught by their parents to have similar traits.
B
The kittens are provided the same kind of milk from their mother as they grow.
C
The kittens are kept at the same temperatures by their mother when they are first born.
D
The kittens inherit some of their traits from their mother and some from their father.
3) Why do dogs have most of the characteristics of their parents?
A
They eat the same foods as their parents.
B
They inherit them from their parents.
C
They live in the same habitats as their parents.
D
They learn them by observing their parents.
4) Both of Cindy’s parents have naturally brown hair. Which best explains why Cindy has red hair?
A
Cindy’s grandmother has red hair.
B
Cindy’s cousin has red hair.
C
Cindy’s best friend at school has red hair.
5) Emily has brown hair. Which is most likely a true statement about Emily?
A
Emily's favorite color is brown.
B
Emily's older brother has brown hair.
C
Emily has a parent with brown hair.
6) Jonathan observes two birds on the beach. One bird has a long, narrow beak while the other bird has a short, thick beak. Which best explains why the two birds have different types of beaks?
A
The birds are members of different species.
B
The birds live in different environments.
C
The birds have the same parents.
7) Steve’s class is visiting the zoo. He observes that the stripe patterns of two zebras are very different. Which most likely explains why the zebras have different stripe patterns?
A
The zebras are active at different times in the day.
B
The zebras eat different types of grass.
C
The zebras react to their habitat at the zoo in different ways.
D
The zebras are expressing the trait for stripe pattern in different ways.
8) Rachel is a fifth grader with naturally brown hair. Rachel’s mother has naturally blonde hair. Which best explains why Rachel has a different hair color than her mother?
A
Rachel inherited characteristics from both parents; some from her mother, and some from her father, who has brown hair.
B
Rachel dislikes her mother’s hair color.
C
Rachel inherited the characteristic from her sister, who also has brown hair.
D
Rachel did not inherit any of her characteristics from her mother.
9) Which best explains why offspring usually look like their parents?
A
Offspring receive characteristics that have been passed down from their parents.
B
Parents change the appearance of the offspring until they more closely resemble them.
C
Parents choose appropriate characteristics for their offspring.
D
Offspring adapt to their surroundings, causing them to develop characteristics similar to their parents.
10) Matt is a tall, eleven-year-old boy. He has a scar on his right cheek. He is intelligent and an excellent drummer. Which of his traits did he most likely inherit?
A
his intelligence
B
his height
C
his ability to play the drums
D
his scar on his right cheek
11) Which is a characteristic of a dog that is most likely a result of its environment?
A
its ability to see in the dark
B
its length of ears
C
its color
D
its food preference
12) Joe and his family all have brown eyes, brown hair, and love chocolate. Which is an example of a learned characteristic?
A
brown eyes
B
love of chocolate
C
brown hair
13) Which best explains why a child may look like his father but is not able to play basketball as well as him?
A
Physical characteristics are inherited, but the ability to shoot a basketball is not.
B
The child chooses to look like his father, but he does not choose to play basketball.
C
The ability to shoot a basketball is inherited, but physical characteristics are not.
14) Bob’s mom and dad played basketball. Both his parents are tall and can dribble well. Bob’s dad dribbles with his left hand. Bob wants to play basketball like his parents. What inherited trait does Bob have?
A
Bob is left handed.
B
Bob can dribble well.
C
Bob is tall.
15) Katie has blue eyes. If Katie’s mom has green eyes, what is most likely true about the color of Katie’s dad’s eyes?
A
Her dad has blue eyes.
B
Her dad has brown eyes.
C
Her dad has green eyes.
16) Which would a kitten most likely inherit from its parents?
A
fast speed
B
fat belly
C
sharp teeth
17) One of John’s friends told him that he had eyes like his father’s eyes. Another friend told John that he had a nose like his mother’s nose. Why might John have these features?
A
John inherited his characteristics from his mother.
B
John inherited his characteristics from both parents.
C
John inherited his characteristics from his father.
18) Which is a learned characteristic expressed by a professional swimmer?
A
wide arm stroke
B
swimming speed
C
good eyesight
D
long body build
19) Mark is asked to write a brief description of himself for the school paper. Which characteristic mentioned in his description has Mark most likely inherited from his parents?
A
height
B
interest in sports
C
ability to speak a foreign language
D
favorite food
*select an answer for all questions
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