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BTEC Applied Science Unit 1 Biology questions and answers

Read the following statement and indicate whether it is TRUE or FALSE: Improvements in fishing methods result in greater numbers and varieties (sizes and species) of fish being caught, but fishing in the Southern African region remains sustainable and no overfishing is taking place. - answer-False Read the following: Members of a growing settlement near St. Lucia in South Africa have observed that the estuary has dried up; in fact, the estuary has been permanently cut off from the se...

What are proteins made of? - answer-Polypeptide chains = amino acids linked together by peptide bonds Condensation reaction - answer-a chemical reaction in which two or more molecules (amino acids) combine to produce & lose water Enzymes - answer-proteins that act as biological catalysts catalyst - answer-substance that speeds up the rate of a chemical reaction & not used up What is an active site? - answer-a region on an enzyme that binds to a protein or other substance during a rea...

What is a hypothesis? - answer-An Idea that you can test using practical experiments What are the Key features of a good hypothesis? - answer-A good Hypothesis must: Be able to be tested scientifically Relate one dependent variable to on independent variable What is a Null Hypothesis? - answer-States that there is no relationship or causality, for example, no relation between the temperature and the rate of reaction. What is a Hazard? - answer-When the equipment or substance can cau...

How many electrons can an s subshell hold? - answer-2 How many electrons can a p subshell hold? - answer-6 How many electrons can a d subshell hold? - answer-10 Which subshells are available in the first energy level? - answer-s Which subshells are available in the second energy level? - answer-s and p Which subshells are available in the third energy level? - answer-s, p and d Why do metals have such high melting points? - answer-Strong force of attraction between positive ions and delo...

BTEC APPLIED SCIENCE UNIT 1 EXAM WITH QUESTIONS AND CORRECT ANSWERS 2025 A+ PASS!!! Explain why root hair cells have an elongated section known as the root hair - correct answersIncreased surface area for maximum movement of water into the cell Explain why root hair cells have a large vacuole - correct answers-Contains cell sap with low water potential to encourage water into the cell Explain why root hair cells have thin cellulose walls - correct answers-Encourage movement of wate...

BTEC APPLIED SCIENCE UNIT 1 NEWEST EXAM 2025 WITH MULTIPLE CHOICE OF QUESTIONS AND DETAILED SOLVED SOLUTIONS ALREADY GRADED A+ AND 100% GUARANTEE PASS (JUST RELEASED!!!!!)

BTEC APPLIED SCIENCE UNIT 1 (CHEMISTRY),BRAND NEW VERIFIED EXAM QUESTIONS AND 100% CORRECT ANSWERS ALL GRADED A+|GUARANTEED SUCCESS|LATEST UPDATE How many electrons can an s subshell hold? - ANSWER2 How many electrons can a p subshell hold? - ANSWER6 How many electrons can a d subshell hold? - ANSWER10 Which subshells are available in the first energy level? - ANSWERs Which subshells are available in the second energy level? - ANSWERs and p Whi...

UPDATED 2024 BTEC Applied Science Unit 1 WITH QUESTIONS AND VERIFIED CORRECT ANSWERS GRADED A+ GUARANTEED PASS

BTEC Applied Science Unit 1 Biology Test Questions and Answers Describe the function of the nucleolus - AnswersProduces ribosomes and RNA Describe the function of the cell wall - AnswersProvides rigidity and protection to the cell Describe the function of the chloroplasts - AnswersSite of photosynthesis as they contain chlorophyll Describe the function of the plasmodesmata - AnswersA channel through the cell wall the allows transport of materials from one cell to another Describe th...