June 2019 QP

PMT PMT Please write clearly in block capitals. Centre number Candidate number Surname Forename(s) Candidate signature H GCSE BIOLOGY Higher Tier Paper 2H Friday 7 June 2019 Afternoon Time allowed: 1 hour 45 minutes Materials For Examiner’s Use For this paper you must have: • a ruler Question Mark • a scientific calculator. 1 2 Instructions 3 • Use black ink or black ball-point pen. • Fill in the boxes at the top of this page. 4 • Answer all questions in the spaces provided. 5 • Do all rough work in this book. Cross through any work you do not want to 6 be marked. • In all calculations, show clearly how you work out your answer. 7 8 Information TOTAL • The maximum mark for this paper is 100. • The marks for questions are shown in brackets. • You are expected to use a calculator where appropriate. • You are reminded of the need for good English and clear presentation in your answers. * JUN1984612h01 * 8461/2H IB/M/Jun19/E10

PMT PMT Please write clearly in block capitals. Centre number Candidate number Surname Forename(s) Candidate signature H GCSE BIOLOGY Higher Tier Paper 2H Friday 7 June 2019 Afternoon Time allowed: 1 hour 45 minutes Materials For Examiner’s Use For this paper you must have: • a ruler Question Mark • a scientific calculator. 1 2 Instructions • Use black ink or black ball-point pen. 3 • Fill in the boxes at the top of this page. 4 • Answer all questions in the spaces provided. 5 • Do all rough work in this book. Cross through any work you do not want to 6 be marked. • In all calculations, show clearly how you work out your answer. 7 8 Information TOTAL • The maximum mark for this paper is 100. • The marks for questions are shown in brackets. • You are expected to use a calculator where appropriate. • You are reminded of the need for good English and clear presentation in your answers. * JUN1984612h01 * 8461/2H IB/M/Jun19/E10

PMT PMT 2 Do not write outside the Answer all questions in the space s provided. box 0 1 Figure 1 shows a food chain in a pond. Figure 1 0 1 . 1 Which term describes the Daphnia in this food chain? [1 mark] Tick (  ) one box. Apex predator Primary consumer Producer Secondary consumer * 02 * IB/M/Jun19/8461/2H

PMT PMT 2 Do not write Answer all questions in the space s provided. outside the box 0 1 Figure 1 shows a food chain in a pond. Figure 1 0 1 . 1 Which term describes the Daphnia in this food chain? [1 mark] Tick (  ) one box. Apex predator Primary consumer Producer Secondary consumer * 02 * IB/M/Jun19/8461/2H

PMT PMT 3 Do not write outside the 0 1 . 2 Draw a pyramid of biomass for the food chain. box Label each trophic level. [2 marks] 0 1 . 3 Give one reason why the total biomass of the Daphnia in the pond is different from the total biomass of the algae. [1 mark] Question 1 continues on the next page Turn over ► * 03 * IB/M/Jun19/8461/2H

PMT PMT 3 Do not write outside the 0 1 . 2 Draw a pyramid of biomass for the food chain. box Label each trophic level. [2 marks] 0 1 . 3 Give one reason why the total biomass of the Daphnia in the pond is different from the total biomass of the algae. [1 mark] Question 1 continues on the next page Turn over ► * 03 * IB/M/Jun19/8461/2H