Life processes, block by block

Exercise and reference answers

Questions

1. Answer

   Mouth

   Question

   Where does the digestion of starch begin?

   Choices

   1. Mouth
   2. Stomach

2. Answer

   Amylase

   Question

   Which enzyme in saliva acts on starch?

   Choices

   1. Amylase
   2. Pepsin

3. Answer

   Small intestine

   Question

   Which is the longest part of the alimentary canal?

   Choices

   1. Small intestine
   2. Large intestine

4. Answer

   Liver

   Question

   Where is bile juice made?

   Choices

   1. Liver
   2. Pancreas

5. Answer

   Alveoli

   Question

   Where does gas exchange happen in the lungs?

   Choices

   1. Alveoli
   2. Bronchi

6. Answer

   Haemoglobin

   Question

   Which pigment carries oxygen in the blood?

   Choices

   1. Haemoglobin
   2. Chlorophyll

7. Answer

   Artery

   Question

   Which vessel carries blood away from the heart?

   Choices

   1. Artery
   2. Vein

8. Answer

   Fats

   Question

   Bile acts mainly on which type of food?

   Choices

   1. Fats
   2. Proteins

Instructions

Tap the answer. Only wrong answers build the tower.

Explanation