Partial preview of the text
Download Actual 2024 AQA GCSE BIOLOGY 8461/2F Paper 2 Foundation Tier Question Paper + Mark Scheme and more Exams Biology in PDF only on Docsity!
Actual 2024 AQA GCSE BIOLOGY 8461/2F Paper 2 Foundation Tier Question Paper + Mark Scheme AQA= Please write clearly in block capitals. Centre number Candidate number Surname Forename(s) Candidate signature | declare this is my own work. GCSE BIOLOGY Foundation Tier Paper 2F Friday 7 June 2024 Afternoon Time allowed: 1 hour 45 minutes Materials For this paper you must have: * aruler Question | Mark * ascientific calculator. For Examiner's Use Instructions e Use black ink or black ball-point pen. Pencil should only be used for drawing. Fill in the boxes at the top of this page. Answer all questions in the spaces provided. If you need extra space for your answer(s), use the lined pages at the end of this book. Write the question number against your answer(s). Do all rough work in this book. Cross through any work you do not want to be marked. e Inall calculations, show clearly how you work out your answer. Information 1" e The maximum mark for this paper is 100. « The marks for questions are shown in brackets. e You are expected to use a calculator where appropriate. « You are reminded of the need for good English and clear presentation in your answers. IB/H/Jun24/E1 1 84 61/2 F 1 Do not write outside the Answer all questions in the spaces provided. box The nervous system allows humans to: e respond to stimuli * coordinate their behaviour. [o[1].[1] Complete the order of structures to link a stimulus to a response. [2 marks] Choose answers from the box. coordinator effector receptor stimulus —> = —_ —} response [o[1].[2] Some human actions are reflex actions. Whatis a reflex action? [2 marks] MIN IB/H/Jun24/8461/2F 2 Do not write outside the Many human activities are coordinated by the brain. box Figure 1 shows the human brain. Figure 1 [0[1].[5] which structure in Figure 1 is the pituitary gland? [1 mark] Tick (v) one box. A B c D [o[1].[6| Which structure in Figure 1 is the cerebral cortex? [1 mark] Tick (“) one box. A B c D IMAI IB/H/Jun24/8461/2F 4 Do not write outside the What is the function of the cerebellum? poe [1 mark] Tick (v7) one box. Balance Hearing Sight 9 Turn over for the next question Turn over > 05 IB/H/Jun24/8461/2F 5 Carl Linnaeus invented a classification system that places organisms into groups. [o[2].[1| What is the name of the largest classification group in Linnaeus’s system? [1 mark] Tick (“) one box. Family Kingdom Order [o[2].[2] Linnaeus gave each species a binomial name. Which two classification groups form the binomial name? [2 marks] Tick (~) two boxes. Class Genus Order Phylum Species Question 2 continues on the next page Turn over > 07 IB/H/Jun24/8461/2F Do not write outside the box 7 Do not write outside the Scientists think that the animals in Figure 2 all evolved from an ancestor that lived ba about 6 million years ago. Figure 2 shows how the animals may have evolved. Figure 2 Black-backed jackal Golden jackal Domestic dog Ancestor A Grey wolf Coyote Ethiopian wolf Time Present day Key A 6million years ago B 3 million years ago C 32 thousand years ago [o[2].[3] What was the most recent time that the domestic dog and the golden jackal shared a common ancestor? [1 mark] Tick (v7) one box. 32 thousand years ago 3 million years ago 6 million years ago IMA IB/H/Jun24/8461/2F 8 10 Do not write Scientists think the grey wolf and the domestic dog had a common ancestor. oon The common ancestor: ¢ lived about 32 thousand years ago ¢ is now extinct. [o[2].[5| Give two possible causes of extinction. [2 marks] 1 2 [o[2].[6| 32 thousand years ago, humans hunted other animals for food. Wolves also hunted other animals for food. Suggest one reason why wolves began to follow groups of humans. [1 mark] Some wolves are more aggressive than other wolves. Describe how selective breeding of wolves could produce a domestic animal that is less aggressive than the wolf. [2 marks] 10 10 IB/HiJun24/8461/2F 10 11 Do not write outside the box Turn over for the next question DO NOT WRITE/ON THIS PAGE ANSWER IN THE/SPACES PROVIDED Turn over > INI IB/HiJun24/8461/2F 11 13 Do not write outside the Use information from Figure 3 to answer questions 03.1 and 03.2. box [o[3].[1] Which part of the virus is put into the yeast cell? [o[3].[2] Which part of the virus is made by the yeast cell? [o[3].[3| A long time ago, vaccines were made in a different way. The virus was heated to stop it reproducing. The vaccine contained whole viruses. Why might the vaccine containing heat-treated viruses be dangerous? Tick (v) one box. The viruses may be inactive. The viruses may cause an infection. The viruses will not mutate. Question 3 continues on the next page 13 [1 mark] [1 mark] [1 mark] Turn over > IB/H/Jun24/8461/2F 13 14 Do not write itside the Genetic engineering can also be used in agriculture. bX Weeds are a problem for farmers because the weeds compete with crop plants. [o[3].[4] Give three factors that the weeds and crop plants compete for. [3 marks] 1 2 3 Glyphosate is a weed killer used in agriculture. Genetically modified (GM) maize is a food crop that is resistant to glyphosate weed killer. Farmers can spray glyphosate on a field to kill the weeds where the GM maize is growing. [o[3].[5| Suggest one advantage of using glyphosate on fields where GM maize is growing. [1 mark] [o[3].[6| Suggest one problem of using glyphosate on fields where GM maize is growing. Do not refer to cost in your answer. [1 mark] 8 14 IB/H/Jun24/8461/2F 14 16 Do not write Fe = outside the The human eye can make clear images of objects. box Figure 4 shows how the human eye focuses light rays from a distant object onto the retina. Figure 4 Suspensory ligaments Ciliary muscles Retina Light rays from distant object [o[4].[1| Label structures A and B on Figure 4. Choose answers from the box. [2 marks] comea lens optic nerve sclera The eye in Figure 4 is focused on a distant object. [o[4].[2| Complete the sentence. Choose the answer from the box. [1 mark] contract expand stretch To focus on a near object the ciliary muscles INIT IB/HiJun24/8461/2F 16 17 Do not write outside the [3] Complete the sentence. box Choose the answer from the box. [1 mark] longer thicker thinner To focus on a near object structure B in Figure 4 becomes [0[4].[4] The eye in Figure 4 is looking at an object in dim light. Complete the sentence. Choose the answer from the box. [1 mark] iris retina suspensory ligaments When the eye looks at an object in bright light the pupil gets smaller. The size of the pupil is controlled by the [o[4].[5| The retina is sensitive to light. How does information from the retina reach the brain via structure A in Figure 4? [1 mark] Question 4 continues on the next page Turn over > 17 IB/HiJun24/8461/2F 17 19 Do not write outside the box Turn over for the next question DO NOT WRITE/ON THIS PAGE ANSWER IN THE/SPACES PROVIDED Turn over > 1 IB/HiJun24/8461/2F 19 20 Do not write outside the The hormone insulin helps to control the concentration of glucose in the blood. box [o[5|.[1] Which organ produces insulin? Tick (“) one box. [1 mark] Adrenal gland Pancreas Thyroid People with Type 2 diabetes: © produce insulin * have body cells that do not respond to insulin ¢ often have a high concentration of glucose in their blood. [o[5].[2| Why do people with Type 2 diabetes often have a high concentration of glucose in their blood? [1 mark] Tick (Vv) one box. The body cells change glucose into glycogen for storage. The body cells have a high rate of respiration to release energy. The body cells take in a low amount of glucose from the blood. 20 IB/HiJun24/e4612F = 20 
