Digestive System J1

All these food area an example of

• Fats

• Carbohydrates

• Vitamins

• Protein

What is the longest form of glucose? Glucose combined together to form a long chain of carbohydrates called

(a)  

What is the simplest form of carbohydrate called. Tick two answers

• Starch

• Monosaccharide

• Glucose

• Polysaccharides

What is the enzyme to digest starch?

• Maltose

• Amylase

• Amino acid

• Glucose

______A_______ + water --------> (a monosachharide) + (a gas)

The following shows the process of photosynthesis. What is A ?

(a)  

______A_______ + water --------> (a monosachharide) + (a gas)

The following shows the process of photosynthesis. What is the monosaccharide and gas formed?

• glucose and oxygen

• starch and oxygen

• glucose and carbon dioxide

• starch and carbon dioxide

In digestion, why do we need to breakdown food into smaller molecule?

• It can fit the small intestine

• The nutrients can be absorbed by the body

• It can travel through the oesophagus

• enzyme digest

Arrange to its true order

A : food travels through small intestine

B : food travels through large intestine

C : bolus travels through oesophagus

D : bolus mixes with amylase

• DBAC

• BACD

• DCAB

• CDAB

Where does digestion starts?

• Our stomach

• Our mouth

• The oesophagus

• Small intestine

Lack of haemoglobin is due to lack of a certain mineral. What is it?

• Haemo

• Vitamin B

• Iron

• Calcium