Which graph shows the effect of increasing temperature on the germination of a seed?
What will happen at the optimum temperature for germination?
No seeds will germinate
All seeds will germinate
The highest percentage of seeds will germinate
Which soil nutrient do plants require for making protein?
Magnesium
Nitrate
Potassium
Which line below correctly describes the function of fats and proteins in the body?
Fats provide building materials for growth. Proteins are a source of stored energy.
Fats are a source of stored energy. Proteins provide building materials for growth.
Fats and proteins are a source of stored energy
Which vitamin is required to help strong bones to form?
Vitamin A
Vitamin C
Vitamin D
For which purpose does the human body use carbohydrates?
Building materials
Energy release
Insulation
Which deficiency disease can be caused by a lack of iron in a person’s diet?
Anaemia
Goitre
Rickets