Science Flashcards

• What makes the Carpel of a plant?

  Stigma, style and ovary
• What is the Sepals job?

  To protect the growing flower
• Where does an insect take the pollen to?

  The Stigma
• What is a substance that can’t dissolve anymore because there isn’t enough space called?

  Saturated solution
• What is the nectary’s job?

  Produces nectar
• How do particles in a solid move?

  They vibrate
• What are 3 examples of chemical energy?

  Batteries, natural gas and coal
• What is the styles job?

  Support the stigma and connects it to the ovary
• What is the ovary’s job?


  Contains/produces ovules and can be matured into fruit in some plants.
• What is the filaments job?

  To deliver nutrients to the anther
• What are the 7 life processes?

  Movement, respiration, sensitivity, growth, reproduction, excretion, nutrition.
• Why do insects visit flowers?

  To eat nectar or are attracted by the colourful petals
• What does interpendance mean?

  Organisms that depend on each other for survival
• What is a mixture?

  2 or more substances that aren’t chemically bonded
• What is the unit for force?

  Newton
• What is the apparatus used to measure forces?

  Newton meter
• What happens in the leaves?

  Photosynthesis
• What is photosynthesis?


  Photosynthesis is the process by which plants convert sunlight, carbon dioxide, and water into glucose and oxygen.
• What type of organ is the flower of the plant?

  Reproductive
• What are roots responsible for?

  Anchor the plant and absorb water and dissolved minerals
• What is a consumer?

  An organism that cannot produce its own food and must eat other plants and/or organisms for energy
• What is the ovules job?


  To develop seeds upon fertilisation
• what is bioaccumalation?


  The process of harmful toxins entering the food chain and slowly going more and and more up the good chain
• Where can pollution be found?

  Land, water and air
• in which state do particles have a strong force between them?

  Solid
• What are substances that can’t dissolve called?

  Insoluble
• What is solubility?


  How much a substance can dissolve
• What is the scientific term for excess?

  Residue
• What is the definition of pollution?

  The release of harmful toxins into the environment
• How can you tell if a substance is pure?

  It has a fixed boiling point
• What is an omnivore?

  Organisms that eat both plants and animals
• What is a food web?

  Many food chains that are interlinked
• What is the stigmas job?

  It is sticky to collect pollen grains
• What does relationship mean (scientifically)?


  The correspondence between two variables
• What is a contact force?


  A force that is applied by objects touching each other. E.g. friction
• What factors affect solubility?

  Increase of temperature
• What starts a food chain?

  Producer
• What does a pyramid of numbers show?

  The amount of organisms
• What is a carnivore?


  An animal that only eats meat.
• What is biomass?


  Living or recently dead tissue