Body Systems and Genetics Review

How are similarities passed from parent to offspring?

•  through blood
•  through genes
• through touch
• through learning

Which characteristic would a child not inherit from one or both of itsparents?

• Freckles
• hairstyle
• dimples
• hair color

Which fact describes an inherited trait of the horned lizards?

• Have flat bodies
• live in the desert
• dig in the sand
• are a threatened species

Jack’s white female rabbit had six baby rabbits. One is white, two are brown, two are white with brown spots, and one is brown with white spots. Which can be most likely concluded about the father rabbit?

• the father rabbit is brown
• the father rabbit is black
• the father rabbit is grey
• the father rabbit is white

Mya and James both have dark skin, black hair, brown eyes and wear glasses, but they are not related to one another. Which best explains how this is possible?

• Mya and James attend the same school.
• Mya and James chose to express similar characteristics.
• Mya’s and James’s parents passed on similar sets of characteristics to their children.
• Mya and James spend so much time together that they began to takeon one another’s characteristics.

Kim has freckles. Which best explains why Kim’s newborn brother willmost likely also have freckles?

• Kim likes freckles.
• All babies have freckles.
• Kim’s parents have freckles.
•  Kim’s mother wants the baby to have freckles.

Barney is a cat. Which trait was made by his environment?

• long tail
• pink tongue
• brown eyes
• scar on ear

Which of these behaviors did a bear most likely learn from living in its environment?

• drinking water
• eating fish
• opening garbage can
• protecting young

Melissa accidentally touches a hot surface and then quickly pulls her hand away. Which two systems in the human body were involved with her action and reaction?

• nervous and muscular
• skeletal and circulatory
• nervous and respiratory
• muscular and respiratory

How does the skeletal system benefit the nervous system?

• it protects the lungs
• it protects the spinal cord and brain
• it protects the heart
• it protects the stomach