Yr 11 Biology Revision Module 1

Which model is this?

• Lock and Key

• Induced Fit

• Enzyme substrate complex

An enzyme is a

• biological fat

• biological catalyst

• hydrophobic molecule

• cancer cell

Which solution is hypotonic?

• Left

• Middle

• Right

Osmosis is the

• diffusion of sugar across a membrane

• diffusion of small particles across a membrane

• diffusion of water across a membrane

• diffusion of salt across a membrane

The substrate binds to the

• top of the enzyme

• active site of the enzyme

• to another substrate

• products

Which factors affect movement of substances across a membrane?

• size

• electrical charge

• lipid solubility

• water solubility

• water concentration

Which factor does not denature an enzyme?

• pH

• temperature

• substrate concentration

What is a solvent?

• the substance that dissolves

• the substance that does the dissolving

• the final product

• water

The independent variable is

• the one you measure

• the one you change

• the ones you keep the same

• the one that is on its own

Tags

NGSS.MS-PS3-1

The correct order for a scientific report is

• aim, hypothesis, materials, discussion, method, conclusion, results

• aim, materials, method, results, discussion, conclusion, hypothesis

• aim, method, results, discussion, conclusion, hypothesis, materials

• aim, hypothesis, materials, method, results, discussion, conclusion