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Biology Paper2 Question Paper

Biology Paper2

Course:Secondary Level

Exam Year:2011

Name;
Index Number;
Candidates Signature;
Candidates Details;
Dates;
Candidates Admission number;

Biology
Paper232/2
Paper 2
Time; 2 Hours 30 min

Instruction To Candidates;
• Answer ONLY five {5} question out of all the questions provided in the spaces. {Ensure that the total marks done add up to 100marks}.
• Fill ALL your details as indicated in the blanks provided above.
• All working SHOULD be clearly shown when and where needed.
• Fill in ALL your answer in the space provided in the relevant answer booklet given to you in the exam room.
• Mathematical table and silent Electronic calculators are allowed.
• Candidates SHOULD avoid panicking and stealing in exams as this would lead to direct disqualification.
• Silence should be TOTALLY maintained.

Examiners Use only
Candidates Score
Total Score

All the BEST to ALL Candidates
Thank You.

1{a} Define; biology, cell, mutation, alleles and cell specialization {10marks}
{b}Explain 5 types of specialized cells and tissues {10marks}

2{a} Explain the mechanism of inspiration and expiration in human being {10marks}
{b}Describe gaseous exchange across the alveolus of the lungs {10marks}

3{a} Explain those factors that affect the rate of Transpiration {10marks}
{b}Describe the forces that brings about transpiration process {10marks}

4{a} Describe ultra filtration across the capillaries walls {10marks}
{b}Explain how the plasma regulates the body pH {10marks}

5{a} Describe the maintenance of balance by the vestibule of the Ears {10marks}
{b}Distinguish between sensory and motor neuron {10marks}

Biology Paper2 Question Paper

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