GCSE Edexcel Biology Topic 5 Flashcards
35 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the purpose of the message?

  • To provide definitions for Topic 5
  • To advertise an Easter revision course
  • To announce a scheduled maintenance period (correct)
  • To share detailed notes on Topic 5

What is the subject area covered in Topic 5?

  • Mathematics
  • General Science
  • Physics
  • Health, Disease and the Development of Medicines (correct)

Which exam board's specifications are covered in Topic 5?

  • Both AQA and Edexcel IGCSE (correct)
  • Edexcel IGCSE
  • OCR
  • AQA

What type of resources are provided for Topic 5?

<p>Definitions, detailed notes, and questions (D)</p> Signup and view all the answers

What qualifications does the tutor have?

<p>PhD and PGCE (Postgraduate Certificate in Education) (D)</p> Signup and view all the answers

According to the World Health Organisation (WHO), the definition of health includes aspects of:

<p>Complete physical, mental, and social well-being (A)</p> Signup and view all the answers

What is considered when defining health according to the text?

<p>Complete physical, mental, and social well-being (D)</p> Signup and view all the answers

Which statement best describes the WHO definition of health?

<p>Health encompasses complete well-being in various aspects (B)</p> Signup and view all the answers

What does the WHO's definition of health emphasize?

<p>Physical, mental, and social well-being (D)</p> Signup and view all the answers

In the WHO definition of health, what is NOT included?

<p><strong>Only</strong> physical well-being (B)</p> Signup and view all the answers

Which of the following is true about the WHO's definition of health?

<p><strong>Complete</strong> physical, mental, and social well-being is highlighted (A)</p> Signup and view all the answers

Which of these is a characteristic of communicable diseases?

<p>They can be transferred between individuals (B)</p> Signup and view all the answers

What is the fecal-oral route?

<p>The spread of diseases through parasites in feces (A)</p> Signup and view all the answers

Which of the following is an example of a non-communicable disease?

<p>Cardiovascular disease (C)</p> Signup and view all the answers

What is the role of pathogens in disease transmission?

<p>They cause diseases in plants and animals (D)</p> Signup and view all the answers

Which of the following statements about susceptibility to disease is true?

<p>Having one disease can increase the risk of developing other diseases (A)</p> Signup and view all the answers

What is the primary mode of transmission for the common cold?

<p>Droplet infection through air particles (D)</p> Signup and view all the answers

Which of the following is NOT a characteristic of viruses?

<p>They multiply through binary fission (A)</p> Signup and view all the answers

What is the primary mode of transmission for the cholera pathogen?

<p>Water (C)</p> Signup and view all the answers

Which of the following pathogens is a protist?

<p>Plasmodium falciparum (D)</p> Signup and view all the answers

What is the primary effect of the HIV virus on the human body?

<p>Destroys white blood cells, leading to AIDS (B)</p> Signup and view all the answers

Which of the following pathogens is a fungus?

<p>Hymenoscyphus fraxineus (C)</p> Signup and view all the answers

Which of the following diseases is caused by a bacterial pathogen?

<p>Tuberculosis (A)</p> Signup and view all the answers

Which symptom is associated with the disease Chalara dieback of ash?

<p>Malformations and browning of leaves (A)</p> Signup and view all the answers

How do plant virologists initially prepare a sample to identify a plant disease in the lab?

<p>They take cuttings from the diseased plant. (D)</p> Signup and view all the answers

Which of the following is NOT a physical barrier or chemical defence in the human body against pathogens?

<p>Antibiotics (C)</p> Signup and view all the answers

Which plant disease symptom is associated with bacterial canker on fruit trees?

<p>Loss of leaves, stunted growth, and formation of pus-filled lesions on trunk (A)</p> Signup and view all the answers

What is the last step in the method used by plant virologists to identify a plant disease in the lab?

<p>Testing the pathogen using a monoclonal antibody testing kit (ELISA kit) (C)</p> Signup and view all the answers

Which symptom is associated with tobacco mosaic virus?

<p>Discoloration of leaves (C)</p> Signup and view all the answers

What is the formula used to calculate the area of a circle?

<p>$\pi r^2$ (B)</p> Signup and view all the answers

What is the purpose of dividing the area of the smaller circle by the larger circle and multiplying by 100?

<p>To calculate the percentage of the bacterial culture that has been destroyed by the antibiotic (A)</p> Signup and view all the answers

What is the purpose of repeating the calculations for multiple antibiotics and bacteria?

<p>To determine the effectiveness of different bacteria/antibiotic combinations (A)</p> Signup and view all the answers

What is the name of the process used to test drugs for toxicity, efficacy, and dose before clinical trials?

<p>Preclinical testing (D)</p> Signup and view all the answers

How are most new drugs developed today?

<p>By synthesizing them chemically (B)</p> Signup and view all the answers

What is the purpose of clinical trials?

<p>To evaluate the safety and effectiveness of a drug in human subjects (B)</p> Signup and view all the answers

More Like This

Use Quizgecko on...
Browser
Open
Browser
Browser