Biology Revision

Majeed Thaika
Year 10-11

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Contents
1 Cells…………………………………………………………………….…..pg-05
-Animal and plant cells (pg-05)
-Specialised cells (pg-06)
-diffusion (pg-07)
-osmosis (pg-08)

2 Plants…………………………………………………………..………….pg-09
-photosynthesis (pg-09)
-Factors affecting photosynthesis (pg-10)
-Plants and minerals (pg-11)

3 Food Chains and Cycles………………………...………………….pg-12
-Food chain (pg-12)
-Energy transfer (pg-13)
-Pyramids of biomass (pg-15)
-efficiency of food production (pg-15)
-calculating energy efficiency (pg-16)
Shorter food chains (pg-16)
-carbon cycle (pg-17)

4 Enzymes and Digestion…………………………………………….pg-18
-What are enzymes? (Pg-18)
-Temperature and enzymes (Pg-18)
-Ph and enzymes (Pg-19)
-enzymes and respiration (Pg-20)
-digestive system (Pg-20)
-Enzymes and digestion (Pg-21)
-Other substances in digestion (Pg-22)
-Enzymes in industry (Pg-23)

5 Homeostasis……………………………………………….…………...pg-24
-Removing waste products (Pg-24) -Controlling blood glucose (Pg-25)
-Diabetes (Pg-25) -Temperature regulation (Pg-26)
- Temperature regulation – Higher (Pg-26)

6 Hormones……..……………………………………………..………….pg-27
-Hormones and glands (pg-28)
-hormones in the menstrual cycle (pg-29)
-Controlling fertility (pg-31)

7 The Nervous System…….………………………..………………….pg-31
-receptors and effectors (pg-31)
-Neurones (pg-33)
-Reflex action (pg-34)

8 Defending against infection…..…………………………….…..pg-35
-pathogens-bacteria (pg-35)
-pathogens-virus (pg-36)
-white blood cells (pg-36)
-more about white blood cells (pg-37)
-vaccination (pg-38)
-antibiotics (pg-38)

9 Diet and Exercise…………………………………………..………….pg-40
-nutrients (pg-40)
-metabolic rate(pg-41)
-the right amount of food (pg-41)
-cholesterol(pg-42)
-salt (pg-43)

10 Adaptation…………………..………………………...……………….pg-43
-Adaptation-cold climates (pg-43)
-Adaptation-hot climates (pg-44)

11 Characteristics and