Unit 2 CBA - Assessment

1.

Multiple Choice

30 sec

1 pt

The human body must maintain a body temperature of 98.6 F, a blood oxygen saturation level of 95-100%, and a blood pH between 7.35-7.45. If the body maintains a balance... what is this called?

stimulus

fight or flight

homeostasis

response

2.

Multiple Choice

30 sec

1 pt

When an animal is infected with a virus, the body responds by creating conditions that are not favorable for the virus. It does this by -

inhibiting the sense of balance

creating a sensation of hunger

raising the core body temperature

all of the above

3.

Multiple Choice

30 sec

1 pt

What are the main functions of the human skeletal system?

to regulate the composition of body fluids by removing metabolic wastes and maintaining a balance with water

to regulate the composition of body fluids by removing metabolic wastes and retaining a balance of water, salt, and other nutrients

to support the body, protect the wastes, produce blood cells, and store calcium

to support the body, protect the organs, produce blood cells, and store calcium

4.

Multiple Choice

30 sec

1 pt

A student places a plant in a dark room next to a growth lamp, while providing sufficient water and nutrients to ensure the plant’s growth and survival. The plant will likely respond by -

bending towards the lamp

shedding all of its leaves

increasing its rate of photosynthesis

wilting and eventually dying

5.

Multiple Choice

30 sec

1 pt

Roots grow downward in the soil in response to -

sunlight

wind

gravity

water

6.

Multiple Choice

30 sec

1 pt

3. A crocodile quietly stalks its prey, a wildebeest, drinking at a water hole. The wildebeest suddenly sees the crocodile approaching. The wildebeest’s body responds by -

increasing the heart rate

requiring more food

rapidly blinking

shedding thick fur

7.

Multiple Choice

30 sec

1 pt

This body drawing shows a human body system.

What is the primary function of this body system?

the production of hormones that regulate growth and metabolism

the protection of vital organs from injury

the chemical breakdown of food into smaller pieces

the transport of nutrients, water, and oxygen to body cells

8.

Multiple Choice

30 sec

1 pt

A student drew the picture of a human body system shown below. The student labeled some of the organs of the system.

The main function of this human body system is to -

chew food as it enters the mouth

trap particles that enter the nose

sense odors in the environment

exchange gases with the environment

9.

Multiple Choice

30 sec

1 pt

When people run long distances, their muscles require increased amounts of oxygen. Which system is responsible for carrying this oxygen to the muscles?

respiratory

circulatory

digestive

nervous

10.

Multiple Choice

30 sec

1 pt

Which system forms a protective barrier between the external environment and the internal body systems?

skeletal system

circulatory system

respiratory system

integumentary system

11.

Multiple Select

45 sec

1 pt

What are the organs of the integumentary system? Select all options that apply -

hair

skin

heart

nails

12.

Multiple Choice

30 sec

1 pt

The red blood cells are a type of blood vessel that

form blood clots

help fight away infection

carries oxygen, nutrients, and waste to all parts of the body

work with melanin to control energy being release from cells using glucose

13.

Multiple Choice

30 sec

1 pt

What layer of the skin hold the two glands (oil and sweat)?

Dermis

Hyperdermis

Hypodermis

Epidermis

14.

Multiple Choice

30 sec

1 pt

Your ________________is a type of cartilage that is in the pharynx that prevent from entering air into the larynx.

bronchioles

alveoli sacs

epiglottis

oral & nasal cavity

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