Higher and Standard level

Fundamental Duties- It shall be the duty of every citizen of India: (a) to abide by the Constitution and respect its ideals and institutions, the National Flag and the National Anthem; (b) to cherish and follow the noble ideals which inspired our national struggle for freedom; (c) to uphold and...

1. What is thin-layer chromatography best used for separating? A. molecules of varying polarity B. molecules of similar polarity C. metals in an alloy D. water of crystallization from hydrated salts 2. Ice containing only the isotope 2 H sinks and does not melt when dropped into ordinary dist...

1. What is thin-layer chromatography best used for separating? A. molecules of varying polarity B. molecules of similar polarity C. metals in an alloy D. water of crystallization from hydrated salts 2. Ice containing only the isotope 2 H sinks and does not melt when dropped into ordinary dist...

1. Which one of the following elements reacts with nitrogen when heated? A. Copper. B. Zinc. C. Sulphur. D. Magnesium. 2. The reaction in which vegetable oil is changed to margarine is called A. dehydration. B. hydrogenation. C. hydration. D. saponification. 3. Ethene was bubbled through a sol...

INSTRUCTIONS ● Answer all questions. ● Use a black or dark blue pen. You may use an HB pencil for any diagrams or graphs. ● Write your name, centre number and candidate number in the boxes at the top of the page. ● Write your answer to each question in the space provided. ● Do not use...

Section 1 – Basic Math 1. Round the following calculations to the proper number of significant figures: 2. Solve the following expression for f: m/c = w/f 3. Point D lies in the center of the equilateral triangle ABC. What is angle ADB (in degrees)?

Prepared by: Daudi katyoki Kapungu O’Level Chemistry Notes - 2017 Nanguruwe Secondary school 2 FORM ONE NOTES Introduction to chemistry By Defn: Chemistry is a science that deals with the composition, structure and properties of matter Where: i. Matter is anything that has mass and occupi...

Question1. The rate of evaporation depends upon - (a) surface area (b)temperature (c) humidity (d) all of these Answer. Correct answer is (d) All of these - We known that evaporation is the surface phenomena, particle gain enough energy to overcome the force of attraction present in liquid ...

2. Which of these computers can be carried everywhere? a) laptop (√) b) desktop 3. Which of these is the most powerful computer? a) Palmtop b) supercomputer (√) B. Name the types of computer that is being used in each picture. 1) Laptop 2) Tablet C. Match the columns. Use of computer Pla...

Anything which has mass and occupies space is called matter. It is made up of particles. In the above question, chair, air, almonds, and lemon water are matters. And love, smell, hate, thought, cold and smell of perfume are not in the category of matters because they are feeling and emotion of hu...

Anything which has mass and occupies space is called matter. It is made up of particles. In the above question, chair, air, almonds, and lemon water are matters. And love, smell, hate, thought, cold and smell of perfume are not in the category of matters because they are feeling and emotion of hu...

1. Data Representation 1.1. Number Systems Binary System Base 2 number system Has two possible values only (0 and 1) 0 represents OFF and 1 represents ON A point to be noted is that the most left bit is called the MSB (Most Significant Bit) Denary System Base 10 number system Has values fr...

By the end of the unit, you should be able to explain characteristics and evolution of computers and appreciate impact of computers in the society. Unit Outline • Definition of computer science. • Characteristics of computer. • Classification of computer. • Role of computers in society...

These general marking principles must be applied by all examiners when marking candidate answers. They should be applied alongside the specific content of the mark scheme or generic level descriptors for a question. Each question paper and mark scheme will also comply with these marking principles...