SECOND TERM EXAMINATION 2019 CLASS: PRIMARY 5                                                                     SUBJECT: BASIC SCIENCE NAME:…………………………………………………………………………………… 1.)   Which of the following turns blue litmus paper red (a) water (b) acid (c) base (d) oil 2.)   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.)   The two types of bases are _______ and _______ (a) solution and salt (b) soluble and insoluble (c) sugar and caustic (d) soda and potash 5.)   _________ is the reaction between caustic soda and oil to form soap (a) soap (b) perfume (c) saponification (d) sodium 6.)   __________ is a cleaning agent which produces foam or lather when mixed with water (a) water (b) soda (c) potash (d) soap 7.)   A purposeful human activity which involves designing and making products in diverse is known as ______ (a) material (b) computer (c) technology (d) system   8.)   Which of the following is not a type of material (a) metal (b) plastic (c) soda (d) wood 9.)   __________ are mishaps that can cause harm, damages or even death (a) safety (b) accidents (c) damages (d) snake bite   10.)    The state of preventing danger or harm to ourselves or somebody is called _____          (a) safety (b) save (c) accident (d) damages 11.)    __________ is the ability of living things to produce young ones of their kind (a) respiration (b) excretion (c) reproduction (d) waste 12.)    What is the reproduction organ of a flowering plant (a) flower (b) ovary (c) petal (d) stigma 13.)    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.)    ___________ is the ability to do work (a) energy (b) solar (c) nuclear (d) chemical 17.)    Heat can be transferred in the following ways except (a) conduction (b) convection (c) evaporation (d) radiation 18.)    Which of the following is not a source of heat (a) sun (b) friction (c) electricity (d) water condensation 19.)    Which of these is not a safety gadget (a) helmet (b) google (c) fire extinguisher (d) knife       20.)    _________ is an example of flower (a) orange plant (b) allamanda (c) apple flower (d) baking flour   Section B 1.)   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.)   Explain technology? __________________________________________________________ ___________________________________________________________________________   b.) Mention any two products as a result of technology (a) ________________________________            (b) ________________________________   4.)   Define reproduction? _________________________________________________________ ___________________________________________________________________________   b.) What is pollination? ___________________________________________________________      ___________________________________________________________________________     5.)   What is energy? ______________________________________________________________ ___________________________________________________________________________   b.) State the three major ways by which heat is transferred    (a) ________________________________            (b) ________________________________ (c) ________________________________               
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