BIO U2: HOGRACER, Feedback Loops, Body Systems

If plants are exposed to sunlight, then they will grow taller.
What part of the scientific method is this an example of?

• Procedure
• Hypothesis
• Question
• Results

Which of the following models correctly shows how organisms are organized?

• atoms -> molecules -> cells -> organs -> organ systems -> tissues

• molecules -> atoms -> cells -> tissues -> organs -> organ systems

• atoms -> molecules -> cells -> tissues -> organs -> organ systems

• cells -> atoms -> molecules -> tissues -> organs -> organ systems

Which TWO examples show how living things respond to stimuli?

• 4" of snow melts within three 50^o days

• Timmy catches a ball thrown at him

• Colors blue and red make purple

• A plant bends towards the light

A giraffe's long neck and tongue enables it to forage and survive during the dry season. This is an example of

• Reproduction

• Organization

• Adaptation

• Energy requirements

Chose the TWO examples that best show the skeletal and muscular system working together.

• 
• 
• 
• 

The mountain hare is shown above. The left picture was taken in June, the right picture was taken in January. Identify the stimulus and response:

• Stimulus- temperature, Response- fur color

• Stimulus- fur color, Response- temperature

• Stimulus- predators, Response- long ears

• Stimulus- long ears, Response- predators

Tags

NGSS.MS-LS1-5

Which system controls growth and homeostasis by secreting hormones from glands?

• Skeletal

• Respiratory

• Nervous

• Endocrine

Which system serves as the "control center" or "command center" in an animal?

• Nervous

• Muscular

• Endocrine

• Excretory

Which two systems work together to deliver oxygen to every cell of the body?

• Nervous and Respiratory

• Circulatory and Respiratory

• Digestive and Muscular

• Skeletal and Muscular

How do the respiratory and circulatory systems interact? Pick 2.

• Respiratory takes in oxygen & Circulatory transports it throughout the body.

• Circulatory takes in oxygen & Repiratory transports it throughout the body.

• Respiratory transports CO₂ back to the Circulatory system, which expels it.

• Circulatory transports CO₂ back to the Respiratory system, which expels it.