2025-biology-f2-marking-scheme-t2-exam-1-teacher.co_.ke
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DATE 07 Dec 2025
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About This Document
Document Type: This is a Exam Paper, designed for Testing knowledge and exam technique.
Context: Standard material from the 2025 academic period.
Key Content: Likely covers essential definitions, theoretical concepts necessary for mastery of the subject.
Study Strategy: Attempt these questions under timed conditions to simulate a real exam environment, then check against your notes.
Recommendation: comprehensive resource for students aiming to achieve top grades in their final assessments.
Detailed Content Overview
Introduction
This notes resource titled "2025-biology-f2-marking-scheme-t2-exam-1-teacher.co_.ke" provides comprehensive exam preparation materials designed to test and enhance your understanding. This resource is structured to facilitate effective learning and retention of important information.
Key Topics Covered
Learning Objectives
- Master key concepts required for examination success
- Practice answering exam-style questions effectively
- Develop time management skills for timed assessments
- Identify and address knowledge gaps in understanding
Detailed Summary
MARKING SCHEME Download this and other FREE materials from https://teacher. ke/notes BIOLOGY FORM: 2 TERM 2 2025 OPENER EXAMINATION 1. (a)What is a single circulatory system (1mks) Blood flows one through the heart for a complete circulation (b)Name an organism which has single circulatory system(1mks). Fish (c)Name the opening to the chamber of the heart of an insect(1mks). Explain the following; i) When transplanting seedling it’s advisable to remove some of the leaves. (1mk) Reduces water loss through transpiration ii) Leaves are darker on the upper side than the lower side (1mk) The upper side has more chlorophyll than the lower side 3. Distinguish between cohesion and adhesion force in the movement of water up the xylem vessels. (2mks) Cohesive forces-attraction between wate molecules;maintains a continuous water column as water molecules stick together Adhesive forces;attraction between water moleccules and the walls of the xylem vessels 4.
Study Tips & Recommendations
Time Management
Practice under timed conditions to improve speed and accuracy. Allocate specific time limits to each section.
Active Practice
Attempt all questions before checking answers. Review mistakes to understand where improvements are needed.
Mark Scheme Review
Study marking schemes carefully to understand how examiners award points and structure your answers accordingly.
Regular Review
Schedule periodic reviews to reinforce learning and combat forgetting. Use spaced repetition for optimal retention.
Content Preview
MARKING SCHEME Download this and other FREE materials from https://teacher.co.ke/notes BIOLOGY FORM: 2 TERM 2 2025 OPENER EXAMINATION 1. (a)What is a single circulatory system (1mks) Blood flows one through the heart for a complete circulation (b)Name an organism which has single circulatory system(1mks). Fish (c)Name the opening to the chamber of the heart of an insect(1mks). Ostia 2. Explain the following; i) When transplanting seedling it’s advisable to remove some of the leaves. (1mk) Reduce...
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