biology

compiled notes

.

compiled

Complete notes of Biology all chapter

Complete notes of Biology all chapter

Bio chaps 4 till 7

p6 notes

Summarized

ppt

O level new syllabus

ppt

PPQ (2007-2021)

definitions

types, kingdoms, classification, characteristics

cell structure, components, functions, levels, size of specimens

Diffusion, osmosis, active transport

Carbohydrates, fats and oils, proteins, food testing, DNA structure,water

Definition, factors affecting enzyme activity

Photosynthesis, investigations, factors, leaf structure, mineral reqs.

Diet, key terms, digestive system, digestion types, absorption

Xylem and phloem, water movement, transpiration, translocation

Circulation, blood flow, heart details, blood components, and more

Body defenses, vaccination, pathogens and more

Inhaling and exhaling, Air composition, affect of physical activity

Aerobic and Anaerobic respirations, investigations, lactic acids and oxygen debt.

Urinary system, kidneys and nephrons

Nervous system, synapses, hormones and more

Medicinal and misused drugs

Asexual and sexual, plant and human reproduction and more

Cell and their components

Types, key terms, sickle cell anemia, adaptive features and more

Ecosystem, energy flow, food chains and pyramid, population

Anaerobic production of yeast, enzyme, penicillin, human proteins

Food supply, famine, habitat destruction, pollution, greenhouse effects