1/29
30 question-and-answer flashcards covering key GCSE AQA Biology topics, from cell structure to sustainability.
Name | Mastery | Learn | Test | Matching | Spaced |
---|
No study sessions yet.
What are the two main types of cell?
Prokaryotic and eukaryotic
How is magnification calculated?
By dividing the size of the image by the size of the real object
What are chromosomes made of?
DNA
What is the process by which water molecules move from a dilute solution to a more concentrated one across a semi-permeable membrane?
Osmosis
What is an organ?
A group of different tissues working together to perform a specific job
What are the three main types of digestive enzymes?
Protease, lipase and carbohydrase
What are the three different types of blood vessel?
Arteries, veins and capillaries
What two treatments can be used for coronary heart disease?
Stents to keep coronary arteries open and statins to reduce cholesterol
What is the process by which water evaporates through stomata in the leaves?
Transpiration
What is the vector of malaria?
A type of mosquito
How can a person be made immune to a specific disease?
Through vaccination
What is MRSA?
A strain of bacteria that is resistant to antibiotics
What types of plant diseases are caused by a lack of mineral ions in the soil?
Deficiency diseases
What two products are produced when carbon dioxide and water combine in photosynthesis?
Glucose and oxygen
What is anaerobic respiration in yeast cells called?
Fermentation
Which part of the brain controls body temperature?
The thermoregulatory centre
What structure carries impulses from the retina to the brain?
The optic nerve
What are the chemical messengers produced by glands of the endocrine system?
Hormones
What four hormones are involved in the menstrual cycle?
Follicle-stimulating hormone (FSH), oestrogen, luteinising hormone (LH) and progesterone
What process causes a plant to grow toward or away from light?
Phototropism
What type of cell division forms gametes?
Meiosis
What is the structure of DNA?
A double helix polymer of nucleotides
What word describes having two different alleles for a gene?
Heterozygous
What process is the gradual change in the inherited characteristics of a population over time?
Evolution
How are genetically identical individuals described?
Clones
What classification system gives organisms a two-part name of genus and species?
The binomial system
What is a population?
A group of individuals of one species living in a habitat
What are the top consumers in a food chain called?
Apex predators
Name two gases that contribute to global warming.
Carbon dioxide and methane
How are methods that increase food production now but leave enough resources for the future described?
Sustainable