Biomolecules and Life Characteristics Quiz

All organic compounds (biomolecules) contain the element____________.

• carbon
• nitrogen

• phosphorus

• iron

What is a hypothesis?

• An educated guess

• The experiment

• Observation of the experiment

• The summary of results

Which of the following is NOT a characteristic of life

• Every living thing is made of cells

• Every living thing can grow

• Every living thing is made of majority water

• Every living thing can respond to a stimulus

Which step is missing from the scientific method below? • Question • Hypothesis • Experiment • Analyze/Conclusion

• Quantitative Data

• Bias

• Observation

• Qualitative Data

• All are present

What is positive feedback homeostasis?

• returning the body to a stable set point

• putting on coat when you walk out, and it is cold

• an animal's coat getting thicker in the winter

• amplifying a process in the body

Which is the definition of adaptation?

• organisms changing to better their survival

• organisms being able to grow taller each year

• organisms eating carbohydrates

• organisms having many organ systems working together

Which is an example of capillary action?

• boiling or freezing happening only at certain temperatures

• water defying gravity by moving up a plant stem

• a pool being cooler than the temperature outside

• ice is lighter than water causing it to float

• Both A and C

What does biology mean?

• The study of atoms

• The study of movement

• The study of life

• The study of bibliographies

What is the smallest unit of life?

• atoms

• molecules

• organelles

• cells

What is homeostasis?

• the study of the body

• your body's ability to maintain a stable internal environment

• your body's ability to have a metabolism

• an experiment for the scientific method