Conversion Of blue litmus paper red
SECOND TERM EXAMINATION
CLASS: PRIMARY 5
SUBJECT: BASIC SCIENCE
NAME:………………………………………………
. 1.)Â Â Which of the following turns blue litmus paper red (a) water (b) acid (c) base (d) oil
2.)Â Â A test was carried on a liquid solution, using a red litmus paper. It was observed that the paper turned blue. What is that liquid solution? (a) base (b) kerosene (c) acid (d) water
. 3.)  The two types of acids are (a) organic and sodium (b) compound and inorganic  (c) organic and inorganic (d) soluble and organic
4.)Â Â The two types of bases are _______ and _______ (a) solution and salt (b) soluble and insoluble (c) sugar and caustic (d) soda and potash
(5.)Â Â _________ is the reaction between caustic soda and oil to form soap (a) soap (b) perfume (c) saponification (d) sodium
(6.)Â Â __________ is a cleaning agent which produces foam or lather when mixed with water (a) water (b) soda (c) potash (d) soap
(7.)Â Â A purposeful human activity which involves designing and making products in diverse is known as ______ (a) material (b) computer (c) technology (d) system
(8.)Â Â Which of the following is not a type of material (a) metal (b) plastic (c) soda (d) wood
(9.)Â Â __________ are mishaps that can cause harm, damages or even death (a) safety (b) accidents (c) damages (d) snake bite
(10.)Â Â Â The state of preventing danger or harm to ourselves or somebody is called _____ Â Â Â Â Â Â Â Â (a) safety (b) save (c) accident (d) damages
(11.)Â Â Â __________ is the ability of living things to produce young ones of their kind (a) respiration (b) excretion (c) reproduction (d) waste
(12.)Â Â Â What is the reproduction organ of a flowering plant (a) flower (b) ovary (c) petal (d) stigma
(13.)Â Â Â The transfer of pollen grains from the anthor to the stigma is called _____ (a) fertilization (b) pollination (c) reproduction (d) embryo
(14.) __is a process whereby the male gamete from the pollen tube unites with the egg cell/ female gamete in the ovule of a flower (a) pollination (b) reproduction (c) fertilization (d) ovule
(15.)   Which of the following is not a form of energy         (a) heat energy (b) water energy (c) solar energy (d) light energy
(16.)Â Â Â ___________ is the ability to do work (a) energy (b) solar (c) nuclear (d) chemical
(17.)Â Â Â Heat can be transferred in the following ways except (a) conduction (b) convection (c) evaporation (d) radiation
(18.)Â Â Â Which of the following is not a source of heat (a) sun (b) friction (c) electricity (d) water condensation
(19.)Â Â Â Which of these is not a safety gadget (a) helmet (b) google (c) fire extinguisher (d) knife
(Â 20.)Â Â Â _________ is an example of flower (a) orange plant (b) allamanda (c) apple flower (d) baking flour
Section B
(1.)Â Â What is an acid? ___________________________________________________________ (
b.) State the two types of acid
(a) _____________________________
(b) ________________________________
(2)  Define saponification? ___________________________________________________________________________
(b.) List the two types of soap? (a) ________________________________
(b) ________________________________
(3.)Â Â Explain technology? ___________________________________ ___________________________________________________________________________
(b.) Mention any two products as a result of technology (a) ________________________________
(b) ________________________________
(4.)Â Â Define reproduction? _________________________________________________________ ___________________________________________________________________________
( b.) What is pollination? ___________________________________________________________Â Â Â Â Â ___________________________________________________________________________
(5.)Â Â What is energy? ______________________________________________________________
(b.) State the three major ways by which heat is transferred  (a) ________________________________
(b) ________________________________
(c) ________________________________