9L - Elements in the Body and Carbohydrates

Organic molecules always contain ...

• Carbon

• Oxygen

• Nitrogen

• Sulfur

Which of these is an organic molecule?

• Calcium Phosphate Ca₃(PO₄)₂

• Sulfur Dioxide SO₂

• Methane CH₄

• Sodium Chloride NaCl

Calcium is an important element in building ...

• Bones & Teeth

• Skin

• Muscle

• Eyes

Which of these elements is important for the thyroid gland?

• Carbon

• Iodine

• Sodium

• Phosphorus

Haemoglobin in your blood uses which metal element?

• Carbon

• Nitrogen

• Oxygen

• Iron

What are the elements in carbohydrates?

• C, H, N, O

• C, S, P, O

• C, H, O

• C, H, N

Which of these are monosaccharides?

• Carbon, Hydrogen, Nitrogen

• Sucrose, Maltose, Lactose

• Glucose, fructose, galactose

• Starch, Glycogen, Cellulose

Which of these are disaccharides?

• Carbon, Hydrogen, Nitrogen

• Sucrose, Maltose, Lactose

• Glucose, fructose, galactose

• Starch, Glycogen, Cellulose

Which of these are polysaccharides?

• Carbon, Hydrogen, Nitrogen

• Sucrose, Maltose, Lactose

• Glucose, fructose, galactose

• Starch, Glycogen, Cellulose

Polysaccharides are very soluble in water

• True

• False