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Reproduction, Genetics, and Heredity

Total questions: 12

Worksheet time: 8mins

Name
Class
Date
1.

Which of the following is an example of a trait a person may have because of heredity?

a)

a pierced ear

b)

a scar on a forehead

c)

a light skin tone

d)

a blister on a finger

2.

Which of the following best defines heredity?

a)

the passing of genetic information from one generation to the next

b)

the joining of sex cells to form the first cell of a new organism.

c)

the cycle through which an organism grows from a young form to a mature form.

d)

the technology that enables scientists to insert genetic information from one organism into another.

3.

Every organism has a set of instructions that determines its traits. Which term describes the process through which it receives this set of instructions?

a)

adaptation

b)

heredity

c)

repitition

d)

generation

4.

The picture shows two dogs of the same breed, that have different colored coats. The instructions that determine coat color are stored in the...

a)

chromosomes of every cell

b)

cytoplasm of skin cells

c)

cell membrane of every cell

d)

mitochondria of hair cells

5.

Jorge is a 5 foot 2 inch tall male weighing 123 pounds. He has dark brown hair, dark brown eyes, and dark skin coloration. He is very athletic and enjoys playing baseball. His first language is Spanish, but he has learned to speak English as well. The genetic information inside Jorge’s chromosomes is most responsible for-

a)

his height and his ability to learn multiple languages

b)

his eye color and skin color

c)

his height and his native language of Spanish

d)

his weight and his athletic ability

6.

Which organelle is where genetic information is stored?

a)

Vacuole

b)

Mitochondria

c)

Nucleus

d)

Cytoplasm

7.

What parts of a cell are most involved in determining the shape of your face?

a)

Genes, chromosomes, and nucleus

b)

Cytoplasm, chloroplasts, and genes

c)

Vacuoles, nucleus, and chromosomes

d)

Chromosomes, chloroplasts, and vacuoles

8.

In a cell, chromosomes are found in the

a)

cell wall

b)

vacuole

c)

cell membrane

d)

nucleus

9.

The hydra is a very small, simple animal that lives in water. Hydras reproduce asexually by budding,

a process in which a bud breaks off an adult hydra and floats away. Which of these describes a hydra?

a)

A hydra bud contains genetic material from its two parents.

b)

A hydra bud is genetically identical to the parent hydra.

c)

A hydra bud has different mutations than the parent hydra.

d)

A hydra bud has half as much genetic material as the parent hydra

10.

An organism reproduces asexually. What percentage of the offspring’s genetic information is the same as the genetic information of the parent?

a)

25%

b)

50%

c)

75%

d)

100%

11.

In one student’s family, two of the children have curly hair, one child has wavy hair, and the fourth child has straight hair. Which of these processes is responsible for the variety of hair texture in this family?

a)

Asexual reproduction

b)

Binary Fission

c)

Sexual Reproductino

d)

Vegetative Propogation

12.

Certain species of whiptail lizards have only female individuals and no males. These lizards reproduce asexually. What is one disadvantage of asexual reproduction for these lizards?

a)

They are smaller than lizards that reproduce sexually.

b)

They are more likely to develop a variety of tail lengths.

c)

A new population can be established by a single individual in a relatively short period of time.

d)

All the members of a population are genetically very similar and less able to survive environmental changes.