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GCSE BIOLOGY Questions & 100% Correct Answers- Latest Test | Graded A+ | Passed

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Define movement ֎ -:- An action by an organism or part of an organism causing a change of position or place Define respiration ֎ -:- The chemical reaction that breaks down nutrient molecules in living cells to release energy Respiration word equation ֎ -:- Glucose+oxygen->water+carbo...

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  • August 27, 2024
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GCSE BIOLOGY Questions & 100%
Correct Answers- Latest Test | Graded A+
| Passed
Define movement


֎ -:- An action by an organism or part of an organism causing a change of

position or place




Define respiration


֎ -:- The chemical reaction that breaks down nutrient molecules in living cells to

release energy




Respiration word equation


֎ -:- Glucose+oxygen->water+carbon dioxide




Respiration symbol equation


֎ -:-




Define sensitivity


֎ -:- Ability to detect or sense changes in the environment and to make

responses




26/08/2024 | © Copyright- This work may not be copied for profit.

, Excellence is key | 2024/2025 ~Page |2


Define growth


֎ -:- A permanent increase in size and mass by an increase in cell number or cell

size




Define reprouction


֎ -:- Processes that make more of the same kind of organisms




Define excretion


֎ -:- Removal from organisms of toxic materials, the waste product of

metabolism and substances in excess requirement




Define nutrition


֎ -:- Taking in of nutrients which are organic substances and mineral ions,

containing raw materials or energy for growth and tissue repair, absorbing and

assimilating them




Define cell


֎ -:- The smallest structural and functional unit of an aorganism




State differences between the typical animal and plant cell




26/08/2024 | © Copyright- This work may not be copied for profit.

, Excellence is key | 2024/2025 ~Page |3


֎ -:- -Only plant cells have chloroplasts and cell walls

-Shape of plant cell is more regular


-Animal cells store carbohydrates as glycogen, plant cells store carbohydrates as starch




Function of nucleus (cell)


֎ -:- Contains DNA (Genetic material), which controls cell activity




Function of cytoplasm


֎ -:- Where chemical reactions take place




Function of cell membrane


֎ -:- Partially permeable membrane which controls substances that move in and

out of the cell




Function of cell wall


֎ -:- Strengthens and protects the cell




Function of chloroplast


֎ -:- Contains chlorophyll which absorbs light energy for photosyntheis




26/08/2024 | © Copyright- This work may not be copied for profit.

, Excellence is key | 2024/2025 ~Page |4


Word equation for photosynthesis


֎ -:- Carbon dioxide+water->Oxygen+glucose




Symbol equation fo photosynthesis


֎ -:-




Function of vacuole


֎ -:- Filled with cell sap which helps keep the cell turgid




Function of red blood cell


֎ -:- Carries oxygen around the body to all respiring tissues

(Contains haemoglobin which picks up oxygen)




How the red blood cell is suitable for its function


֎ -:- -Biconcave shape (Higher surface area)

-No nucleus (Can move around more easily and allows the cell to hold more oxygen)




Function of root hair cell


֎ -:- To absorb water and mineral ions for the plant (vis osmosis




26/08/2024 | © Copyright- This work may not be copied for profit.

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