General Science Class 10 MCQs | ETEA Test Preparation Series : KPK class 6th : ETEA : Unite - 08 скачать в хорошем качестве

General Science Class 10 MCQs | ETEA Test Preparation Series : KPK class 6th : ETEA : Unite - 08

General Science Class 10 MCQs | ETEA Test Preparation Series : KPK class 6th : ETEA : Unite - 08 Unit 6. 1. Opposite charges ___ each other 2. An object that is negatively charged has 3. The term “electricity” is referring to static electricity means 4. Which one rod will become positively charged when rubbed with silk 5. If an ebonite rod and a glass rod are brought together after being rubbed with fur, which of the following will happen. 6. You are walking on a carpet and gain a positive charge. When you touch a neutral doorknob. 7. Why does lightning hit buildings and homes. 8. Electrostatic precipitator is used 9. Which one pehnomenon is not related to static electricity 10. The parth on which current flow is called. 1. A 2. C 3. C. 4. A 5. B 6. B 7. A 8. A 9. A 10. C Unit-7 1. Which of these shows that a chemical reaction has taken place 2. What is rust 3. In glucose metabolism the pyruvate molecules may be fermented into 4. A chemical reaction involves 5. Which among the following is not a chemical change 6. Formation of water needs 7. Retreading is used for the recycling of 8. Chemcial name of Vitamin C is 1. D 2. B 3. C 4. C 5. A 6. D 7. C 8. A Unit-8. 1. The normal human chromose diploid number is 2. In meiosis, crossing over occurs in 3. Each section of information necessary for the synthesis of a single polypeptide is 4. A ghighly coilded condensed form of chromatin formed in the cell nucleus during meiosis and mitosis is 5. A double helical molecule, consisting of two strands of four different nucleotides containing a genetic information is 6. Proteins are synthesized in 7. A process of cell division where each of the two daughter cells receives a complete set of chromosomes is called 8. A specialized protein that binds to DNA and organize its structure in the nucleus. 9. Chromosomes can be counted best at the stage of 10. The stage in which daughter chromosomes move toward the poles of the spindle is 11. Which of the following cellular structures always disappears during mitosis and meiosis 12. During meiosis I, the number of chromosomes is 13. The diploid chromosomes number for the house fly is 12. The haploid number of chromosomes found in their gametes would be. 14. Which of the following is NOT a function of cell division. 15. Which of the following statement about mitosis is NOT correct. 16. Which of the following is the correct sequence of phases of mitosis 17. Which of the following statement is NOT correct when cells undergo miosis. 18. Thalassemia is due to. Unit – 9 1. The largest bodies of water on Earth are 2. About 30% world fresh water is in the form of 3. Glaciers are predominantly present in which one of the following regions 4. Sea water is basically ______ in nature. 5. The concept of sustainable development encourages. 6. How many percent of the world water is suitable for human use 7. Water that is safe to drink is called 8. Which human activities need the most water 9. How much of the global water supply is found in oceans 10. What is the process by which water enters the small pore spaces between particles in soil or rocks. 11. Which of the following statement about the water table is false 12. The boundary between the saturated zone and the unsaturated zone is called. 13. Which one of the following is used in disinfecting water 14. Which of the following can contaminate an aquifer 1. C 2. B 3. B. 4. B 5. D 6. C 7. B 8. C 9. D 10 B 11 B 12 A 12 B 14. D