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Biology

GCSE · Edexcel

QuestionsFlashcards

Photosynthesis
Plant Structure
Transport in Plants
Plant Hormones
- Plant Hormones & Growth
  7
- Using Plant Hormones Commercially
  7

Transport in Animals
- The Need for Transport
  7
- Factors Affecting the Rate of Diffusion
  7
Respiration
- Respiration
  6
- Practical: Investigating Respiration
  5
Gas Exchange
Circulatory System
- The Blood & Blood Vessels
  6
- The Circulatory System
  8

Common Infections Flashcards

All 6 cards in this deck

Which type of pathogen causes cholera, and what symptom does it produce?: Bacteria; they cause diarrhoea.
Spread in contaminated water.
Which type of pathogen causes tuberculosis (TB), and what damage does it do?: Bacteria; they damage the lungs.
Spread through the air (airborne droplets).
Which type of pathogen causes malaria, and what damage does it do?: Protists; they damage the blood and the liver.
Carried from person to person by a vector, the mosquito.
Which type of pathogen is HIV, and what does it do to the body?: A virus; it destroys white blood cells, leading to the onset of AIDS.
Spread in body fluids, e.g. during unprotected sex or by sharing needles.
How is Chlamydia spread, and how can its spread be reduced?: By unprotected sexual contact; reduced by using a condom.
Screening and treating infected people also reduces spread.
Which type of pathogen causes Ebola, and what illness does it cause?: A virus; it causes haemorrhagic fever.
Spread in body fluids.