Compiled GCSE BIOLOGY Higher Tier Papers Bundle. 11 versions of papaer quetsions and marking schemes.

Charles Darwin proposed the theory of natural selection. Many people at the time did not accept his theory. 0 1 . 1 There was a different theory at the same time as Darwin’s theory. The different theory said that changes in an organism during its life could be inherited. Who proposed this the...

Question Answers Extra information Mark AO / Spec. Ref. / Demand 01.1 C6H12O6 1 AO1.1 4.4.2.1 Standard 01.2 atmospheric air contains less carbon dioxide than exhaled air (flask B goes more cloudy because) carbon dioxide is produced in (aerobic) respiration (by woodlice) allow converse ...

In respiration, glucose is broken down. 0 1 . 1 What is the chemical formula for glucose? [1 mark] Tick one box. C6H6O6 C3H6O3 C6H12O6 C6H10O6 Figure 1 shows the apparatus a student used to investigate aerobic respiration. Figure 1 Limewater goes cloudy when carbon dioxide is added to it. ...

Three students measured their reaction times. The students used a computer program. Figure 1 shows the image displayed on the computer screen. Figure 1 Wait This is the method used: 1. Sit facing the computer screen. 2. Click the mouse button as quickly as possible when the computer screen t...

Question Answers Extra information Mark AO / Spec. Ref. / Demand 01.1 times are very short / in milliseconds or milliseconds cannot be measured with a stopwatch 1 AO3 4.5.2.1 Standard 01.2 to increase validity / repeatability or to get representative results because of variation in re...

This question is about cells. 0 1 . 1 Which diagram shows oxygen moving by diffusion? [1 mark] Tick () one box. 0 1 . 2 Complete the sentences. [3 marks] Choose answers from the box. carbon dioxide chlorophyll energy light mineral ions water Plant cells absorb substances from the soil. ...

The theory of evolution states that organisms alive today evolved by natural selection from other species that are now extinct. 0 1 . 1 Which two scientists proposed the theory of evolution by natural selection? [2 marks] Tick () two boxes. Alexander Fleming Alfred Russel Wallace Carl Linn...

Question Answers Extra information Mark AO / Spec. Ref. 01.1 1 AO3 4.1.3.1 01.2 water mineral ions energy in this order only allow minerals / ions 1 1 1 AO1 4.1.3.2 4.1.3.3 4.2.3.2 01.3 root hair (cell) ignore root / hair unqualified 1 AO1 4.1.1.3 4.2.3.2 01.4 large surface / area ...

Question Answers Extra information Mark AO / Spec. Ref. 01.1 Alfred Russel Wallace Charles Darwin 1 1 AO1 4.6.3.1 4.6.3.2 01.2 remains of an organism from a long time ago allow remains of an animal / plant allow from thousands / millions of years ago 1 1 AO1 4.6.3.5 01.3 the animal ...

Question Answers Extra information Mark AO / Spec. Ref. 01.1 chromosome(s) allow chromatid(s) / gene(s) / allele(s) 1 AO1 4.6.1.4 01.2 sugar allow deoxyribose allow pentose do not accept ribose 1 AO1 4.6.1.5 01.3 base(s) allow nitrogenous base(s) allow adenine and cytosine and guanine a...