Topical Questions & Revision
GRADE 9 INTEGRATED SCIENCE KJSEA REVISION ANSWERS
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Document Details
Category:
Topical Questions & Revision
Level:
Junior Secondary
Grade:
Grade 9
Term:
Whole Year
Price:
KES 30
Format:
DOCX
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GRADE 9GRADE 9GRADE 9GRADE 9
GRADE 9
GRADE 9
Smart
INTEGRATED SCIENCE
STRANDS REVISION BOOK
ANSWERS
KJSEAREADY !KJSEAREADY !KJSEAREADY !KJSEAREADY !
KJSEA
READY !
KJSEA
READY !
STRAND 1.0: MIXTURES, ELEMENTS AND COMPOUNDS
Sub-strand 1.1: Structure of the Atom
Section A: Multiple Choice Questions (30 Questions)
Instructions: Choose the best answer from the given options.
| Question Number | Question | Answer | Explanations for the Answers |
|---|---|---|---|
| 1 | A scientist is studying a tiny particle and observes that it contains positively charge... | C. Proton | The proton is the subatomic particle located in the nucleus of an atom that carries a p... |
| 2 | During an experiment, a student discovers an element with 6 protons and 6 neutrons in i... | C. 12 | The mass number is the sum of the number of protons and neutrons in an atom's nucleus. ... |
| 3 | Imagine you are given a diagram showing a central nucleus with several concentric circl... | C. Energy level | In an atomic model, the concentric circles represent the electron shells or energy leve... |
| 4 | A chemist is examining two elements. Element X readily loses electrons to form positive... | C. Metal | Metals are characterized by their tendency to lose electrons to form positive ions (cat... |
Curriculum
CBC / CBE Kenya
Grade / Class
Grade 9
Term
Whole Year
File Format
DOCX (Editable)
Profesa Hub Quality Guarantee: Every resource is verified for curriculum accuracy, correct strand alignments, lesson breakdowns, and complete teacher guidelines.
Kenyan CBC Curriculum Aligned (KICD Compliant)
This document is professionally prepared and verified for Grade 9 (Junior Secondary) • Whole Year.
Key Inquiry Questions
- Competency-driven teacher inquiry models
- Guiding questions for active learner engagement
- Real-life problem-solving applications
Assessment Rubrics
- Formative & summative assessment indicators
- Performance levels (Exceeding, Meeting, Approaching)
- Practical assessment task breakdowns
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