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IGCSE Biology Concepts Revision Chapter 1 to 8
Chapter number: 1 & 2: Classification & Cells
Answer the following Question...
10) Tissue:
___________________________________________________________________________________
__________________________...
g) Insects:
1)__________________________________________________________________________________
2)_______________________...
1)__________________________________________________________________________________
2)___________________________________...
Chapter number: 3 & 4: Movements in and out of the cells & The Chemicals of Life
Answer the following Questions:
Q1) Defin...
___________________________________________________________________________________
______________________________________...
Chapter number: 5 : Enzymes
Answer the following Questions:
Q1) Define the following:
1) Catalyst:
_______________________...
Q3) Which kind of reactions inside a living organism are controlled by enzymes?
__________________________________________...
Q10) Table 10.1 lists some of the food materials that need to be digested, the enzymes that
carry out the digestion and th...
___________________________________________________________________________________
______________________________________...
_________________________________________________________________________________[3]
Q5) Name the five limiting factors of...
d) light is need for a plant:
___________________________________________________________________________________
________...
Q5) What is the function of coronary arteries?
___________________________________________________________________________...
Q14) What is the function of the root cap?
_______________________________________________________________________________...
i) diffusion and active transport:
___________________________________________________________________________________
___...
Igcse biology concepts revision chapter 1 to 8
Igcse biology concepts revision chapter 1 to 8
Igcse biology concepts revision chapter 1 to 8
Igcse biology concepts revision chapter 1 to 8
Igcse biology concepts revision chapter 1 to 8
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Igcse biology concepts revision chapter 1 to 8

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Igcse biology concepts revision chapter 1 to 8

  1. 1. IGCSE Biology Concepts Revision Chapter 1 to 8 Chapter number: 1 & 2: Classification & Cells Answer the following Questions: Q1) Define the following: 1) Excretion: ___________________________________________________________________________________ _________________________________________________________________________________[1] 2) Growth: ___________________________________________________________________________________ _________________________________________________________________________________[1] 3) Movement: ___________________________________________________________________________________ _________________________________________________________________________________[1] 4) Nutrition: ___________________________________________________________________________________ _________________________________________________________________________________[1] 5) Reproduction: ___________________________________________________________________________________ _________________________________________________________________________________[1] 6) Respiration: ___________________________________________________________________________________ _________________________________________________________________________________[1] 8) Sensitivity: ___________________________________________________________________________________ _________________________________________________________________________________[1] 9) Organelle: ___________________________________________________________________________________ _________________________________________________________________________________[1]
  2. 2. 10) Tissue: ___________________________________________________________________________________ _________________________________________________________________________________[1] 11) Organ: ___________________________________________________________________________________ _________________________________________________________________________________[1] 12) Organ System: ___________________________________________________________________________________ _________________________________________________________________________________[1] Q2) Write down two characteristics of the following: a) Fishes: 1)__________________________________________________________________________________ 2)________________________________________________________________________________[2] b) Amphibians: 1)__________________________________________________________________________________ 2)________________________________________________________________________________[2] c) Reptiles: 1)__________________________________________________________________________________ 2)________________________________________________________________________________[2] d) Birds: 1)__________________________________________________________________________________ 2)________________________________________________________________________________[2] e) Mammals: 1)__________________________________________________________________________________ 2)________________________________________________________________________________[2] f) Arthropods: 1)__________________________________________________________________________________ 2)________________________________________________________________________________[2]
  3. 3. g) Insects: 1)__________________________________________________________________________________ 2)________________________________________________________________________________[2] h) Crustaceans: 1)__________________________________________________________________________________ 2)________________________________________________________________________________[2] g) Arachnids: 1)__________________________________________________________________________________ 2)________________________________________________________________________________[2] h) Myriapods: 1)__________________________________________________________________________________ 2)________________________________________________________________________________[2] i) Annelids: 1)__________________________________________________________________________________ 2)________________________________________________________________________________[2] j) Nematodes: 1)__________________________________________________________________________________ 2)________________________________________________________________________________[2] k) Molluscs: 1)__________________________________________________________________________________ 2)________________________________________________________________________________[2] l) Flowering plants: 1)__________________________________________________________________________________ 2)________________________________________________________________________________[2] m) Bacteria: 1)__________________________________________________________________________________ 2)________________________________________________________________________________[2] n) Fungi:
  4. 4. 1)__________________________________________________________________________________ 2)________________________________________________________________________________[2] Q3) Write three differences between animal and plant cells: ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ _________________________________________________________________________________[3]
  5. 5. Chapter number: 3 & 4: Movements in and out of the cells & The Chemicals of Life Answer the following Questions: Q1) Define the following: 1) Diffusion: ___________________________________________________________________________________ _________________________________________________________________________________[1] 2) Osmosis: ___________________________________________________________________________________ _________________________________________________________________________________[1] 3) Active Transport: ___________________________________________________________________________________ _________________________________________________________________________________[1] Q2) What is meant by turgid cell? ___________________________________________________________________________________ _________________________________________________________________________________[2] Q3) Name the part of the plant cell which is: a) fully permeable: _________________________________________________________________[1] b) partially permeable: ______________________________________________________________[1] Q4) List three examples of diffusion in living organism: ___________________________________________________________________________________ ___________________________________________________________________________________ _________________________________________________________________________________[3] Q5) What happens to an animal cell in pure water: F___________________________________________________________________________________
  6. 6. ___________________________________________________________________________________ _________________________________________________________________________________[2] Q6) Explain why diffusion happens faster when the temperature. j___________________________________________________________________________________ ___________________________________________________________________________________ _________________________________________________________________________________[2] Q7) State three functions of proteins in living organisms. ___________________________________________________________________________________ ___________________________________________________________________________________ _________________________________________________________________________________[3] Q8) Give one example and use of a protein. ___________________________________________________________________________________ ___________________________________________________________________________________ _________________________________________________________________________________[3] Q9) Complete the following table: Carbohydrates Fats Proteins Elements they contain Solubility in water Smaller molecules of which they are made
  7. 7. Chapter number: 5 : Enzymes Answer the following Questions: Q1) Define the following: 1) Catalyst: ___________________________________________________________________________________ _________________________________________________________________________________[1] 2) Enzymes: ___________________________________________________________________________________ _________________________________________________________________________________[1] Q2) What are the catalyst inside a living organism called? _________________________________________________________________________________[1]
  8. 8. Q3) Which kind of reactions inside a living organism are controlled by enzymes? _________________________________________________________________________________[2] Q4) Give one example of a carbohydrase. _________________________________________________________________________________[1] Q5) Why are enzymes damaged at high temperature? ___________________________________________________________________________________ ___________________________________________________________________________________ _________________________________________________________________________________[3] Q6) Name the substance for each of the following: a) Pectinase: ________________________________________________________________________ b) Isomerase: _______________________________________________________________________ c) Amylase: _________________________________________________________________________ Q7) Explain the following: a) Substrate: ___________________________________________________________________________________ _________________________________________________________________________________[2] b) Product: ___________________________________________________________________________________ _________________________________________________________________________________[2] c) Active site: ___________________________________________________________________________________ _________________________________________________________________________________[2] d) Denature: ___________________________________________________________________________________ _________________________________________________________________________________[2] Q8) a) Name the organism that is used to make the antibiotic penicillin. _________________________________________________________________________________[1] b) What is an antibiotic? _________________________________________________________________________________[1] Q9) Complete the following the table:
  9. 9. Q10) Table 10.1 lists some of the food materials that need to be digested, the enzymes that carry out the digestion and the end products. Complete Table 10.1. Table 10.1 food material digestive enzyme end products of digestion starch __________________ simple sugars __________________ __________________ amino acids fat lipase __________________ __________________ [5] Chapter number: 6 & 7 : Animal and Plant Nutrition Answer the following Questions: Q1) Define the following: 1) Nutrition: ___________________________________________________________________________________ _________________________________________________________________________________[1] 2) Photosynthesis: ___________________________________________________________________________________ _________________________________________________________________________________[1] 3) Limiting Factor: Type of Carbohydrate Example Role in living organism monosaccharide Glucose polysaccharide The form in which plants store energy Cellulose Glycogen
  10. 10. ___________________________________________________________________________________ _________________________________________________________________________________[1] 4) Digestion: ___________________________________________________________________________________ _________________________________________________________________________________[1] 5) Ingestion: ___________________________________________________________________________________ _________________________________________________________________________________[1] 6) Egestion: ___________________________________________________________________________________ _________________________________________________________________________________[1] 7) Assimilation: ___________________________________________________________________________________ _________________________________________________________________________________[1] Q2) a) What are the nutrients of a balance diet? ___________________________________________________________________________________ _________________________________________________________________________________[3] b) Which of these are: i) organic: ________________________________________________________________________ ii) inorganic: _____________________________________________________________________[2] c) Which of this can provide energy? _________________________________________________________________________________[1] d) What is the role of fiber? ___________________________________________________________________________________ _________________________________________________________________________________[2] Q3) What is coronary heart disease? ___________________________________________________________________________________ _________________________________________________________________________________[2] Q4) Give three examples of deficiency disease? ___________________________________________________________________________________ ___________________________________________________________________________________
  11. 11. _________________________________________________________________________________[3] Q5) Name the five limiting factors of photosynthesis of a plant. ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ _________________________________________________________________________________[5] Q6) Describe how the followings are done. a) test for starch: ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ _________________________________________________________________________________[5] b) chlorophyll is need for a plant: ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ _________________________________________________________________________________[5] c) carbon dioxide is need for a plant: ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ _________________________________________________________________________________[5]
  12. 12. d) light is need for a plant: ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ _________________________________________________________________________________[5] e) oxygen is produced in photosynthesis: ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ _________________________________________________________________________________[5] Chapter number: 8: Transport Answer the following Questions: Q1) Define the following: 1) Transpiration: ___________________________________________________________________________________ _________________________________________________________________________________[1] 2) Translocation: ___________________________________________________________________________________ _________________________________________________________________________________[1] Q2) What is double circulation? ___________________________________________________________________________________ _________________________________________________________________________________[2] Q3) Which side of the heart contain oxygenated blood? _________________________________________________________________________________[1] Q4) What kind of muscle is found in the heart? _________________________________________________________________________________[2]
  13. 13. Q5) What is the function of coronary arteries? ___________________________________________________________________________________ ___________________________________________________________________________________ _________________________________________________________________________________[2] Q6) What is pace maker? ___________________________________________________________________________________ _________________________________________________________________________________[2] Q7) List two functions of capillaries? ___________________________________________________________________________________ _________________________________________________________________________________[2] Q9) What is hemoglobin? ___________________________________________________________________________________ _________________________________________________________________________________[2] Q10) Where are red blood cells made? _________________________________________________________________________________[2] Q11) Name the five components of plasma? ___________________________________________________________________________________ ___________________________________________________________________________________ _________________________________________________________________________________[5] Q12) a) What is tissue fluid? ___________________________________________________________________________________ _________________________________________________________________________________[2] b) Give is two functions? ___________________________________________________________________________________ _________________________________________________________________________________[2] Q13) By what process does water and minerals enters the root hair? ___________________________________________________________________________________ _________________________________________________________________________________[2]
  14. 14. Q14) What is the function of the root cap? ___________________________________________________________________________________ _________________________________________________________________________________[2] Q15) What are the differences between the following: a) blood and lymph: ___________________________________________________________________________________ _________________________________________________________________________________[2] b) diastole and systole: ___________________________________________________________________________________ _________________________________________________________________________________[2] c) artery and vein: ___________________________________________________________________________________ _________________________________________________________________________________[2] d) deoxygenated blood and oxygenated blood ___________________________________________________________________________________ _________________________________________________________________________________[2] e) atrium and ventricle: ___________________________________________________________________________________ _________________________________________________________________________________[2] f) heptatic vein and heptatic portal vein ___________________________________________________________________________________ _________________________________________________________________________________[2] g) red blood cells and white blood cells: ___________________________________________________________________________________ _________________________________________________________________________________[2] h) xylem and phloem: ___________________________________________________________________________________ _________________________________________________________________________________[2]
  15. 15. i) diffusion and active transport: ___________________________________________________________________________________ _________________________________________________________________________________[2] Q14) Explain how water is absorbed by plants roots. ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ _________________________________________________________________________________[3]

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