GCSE Biology

What is homeostasis?

• maintaining an environment

• maintaining a constant internal environment

• thermoregulation only

• balancing

in which organ is most of your food absorbed?

• stomach
• liver
• large intestine
• small intestine

in which organ is bile produced?

• stomach
• liver
• large intestine
• small intestine

in which organ is acid used to break down your food?

• stomach
• liver
• large intestine
• small intestine

which type of enzyme breaks down protein?

• protease
• lipase
• amylase
• carbohydrase

lipids (fats) are broken down  into ______

• sugars
• amino acids
• glycerol and fatty acids
• carbon dioxide

Tags

NGSS.MS-LS1-7

which of these is NOT true about Bile?

• neutralises stomach acid in the small intestine 
• emulsifies fats
• produced in the liver
• stored in the pancreas

In prokaryotic cells the

• genetic material is not enclosed in a nucleus
• genetic material is enclosed in a nucleus

Eukaryotic cells are

• Plant and animal cells
• Bacterial cells

The prefix micro is equal to 

• 100 = 1m
• 1000 = 1m
• 1000 = 1mm
• 1000 = 1µm