Exit Ticket: Unit 1.1→1.2 Evidence & Biomolecules (Initial check)

A quick check on today's hinge idea. Enter your Student ID, answer each item, and submit. You will see your result right away. This is practice, not a grade.

1. 1. Benedict's solution turns orange with a sample. This indicates the presence of:

   AA reducing sugar like glucoseBA lipid like vegetable oilCStarch, a complex carbohydrateDA protein like albumin

2. 2. You test four unknown powders with iodine. What keeps one sample from affecting the next?

   ATest the samples in alphabetical orderBUse one dropper and wipe it on a towelCUse a clean dropper for each sampleDAdd extra iodine to the later samples

Enter your Student ID to submit.