Mock exam paper D Higher Level Marking Scheme

Pre-Junior Certificate 2014

Higher Level

Marking Scheme

Page of 3


Question 1 Question 4

  1. (i) Chicken pox, measles, HIV etc, 3m a) Ca, Mg, Zn, Cu 6m
  2. (i) Residue 3m

(ii) salt dissolves in water 3m

  1. Rigid –lunch box / Flexible – 3x2m

hairbrush / Waterproof – plastic


  1. Heat and Oxygen 2x3m
  2. Elements contain only one type of 6m

atom /Compounds contain two or

more atoms chemically combines

  1. (i) Covalent Bond 3m

(ii) Methane / Oxygen 3m g) (i) Electrolysis 3m

(ii) Test tube B 3m

h) (i) Soluble – substance dissolves 2x2m Insoluble - substance does not dissolve

(ii) HCl + NaOH - > H2O + NaCl 6m

Question 5

  1. (i) Diagram should contain delivery tube, water basin, beehive shelf, gas 4 x 1m


Labels included. 2m

    1. Lime water test / extinguishing a 2x3m


    1. 2HCl +CaCO3 ->CO2 + CaCl2 + H20 6m

  1. (i) Alkali Metals 3m
    1. Wear Safety goggles / place in a 6m

fume cupboard

    1. Isotopes are atoms with the 6m same atomic number but different

mass numbers / different number of neutrons.

    1. Sodium + water - > Sodium 6m Hydroxide + Hydrogen gas

Question 6

  1. (i) B and C 2 x 3m
    1. B, these is more water present. 2 x 3m (iii) They do not have the factors 6m

necessary for rusting A – No Oxygen,

D – no water.

(iv) Painting / Galvanising 6m

  1. (i) Atomic Mass number / Number of 2 x 3m protons and neutrons in the nucleus. (ii) Mg – 2,8,2 Cl – 2,8,7 2x 3m
    1. Shade group 8/0 3m

Page of 4

(ii) Vaccines 3m b) An increase in humidity 6m

  1. Skin and Lungs 2x3m
  2. Lungs - Ribs, Spinal cord – Vertebra, 3x2m

Brain - Skull

  1. (i) Plant should be drawn bending to 3m the right of the page.

(ii) Phototropism 3m f) (i) Vitamin C 3m

(ii) Any Citrus fruit / Green Vegetables 3m g) (i) 16% 3m

(ii) Gaseous Exchange 3m h) (i) Breathing is the taking in of air. 4m Res...

Sign In To View

Sign in or sign up in order to view resources on iRevise

Sign In Create An Account