Science Class 5 English

  CBSE Worksheet-01 CLASS – V – EVS – Human Body     Fill in the Blanks: 1. ___________________ is the unit cell of nervous system. 2. __________________ grow strong with a regular exercise and regular play.  3. Strong ______________ and strong _________________ together make a healthy body. 4. __________________ are the organs to make the body aware of the surroundings. 5. _________________ and ______________ are the main functions of central nervous system. 6. ____________________ is the automatic nervous action regulated by the spinal cord. 7. The muscles are attached to the two ends of the bones through ________________. 8. The chest has twelve pairs of bones called _____________. 9. The limbs have _______________ joints at each elbow in the arm and each knee in the leg. 10. The joints between the vertebrae are called ________________.  Answer in one word: 1. The girdle to which the upper arms are joined. 2. A bundle of fibres made from nerve cells....

  CBSE Worksheet-01 CLASS – V – EVS – Natural Resources     Underline the correct options and complete the sentence: 1. The rocks formed from the cooling lava of volcanic eruptions are called  [Sedimentary /Igneous]  rocks. 2. The  [Sedimentary/Metamorphic]  rocks are made from small pieces of other rocks. 3. [ Pressure/Weathering]  Changes from igneous rocks to sedimentary rocks. 4. Lava that cools quickly forms  [Metamorphic/Igneous]  rocks. 5. The most likely place to find a fossil is  [Sedimentary/Igneous]  rock. 6. The   rocks changes from one form to another  [Metamorphic/Volcanic]. 7. The  [Sedimentary/Metamorphic]  rocks formed from the debris that settles in lakes, streams etc., and is squeezed into rocks after millions of years by pressure of water. 8. The process of changing of rock from one type to another is called  [Erosion/Rock cycle] . 9. The process by which a rock breaks into...

  CBSE Worksheet-01 CLASS – V – EVS – Air, Water and Weather Answer the Following: 1. How do we make use of the force of wind? 2. Give the uses of wind mills? 3. How are storms harmful? 4. What are clouds? 5. Mention the uses of wind-fans? 6. Why should we not cover our face while sleeping? 7. Explain water cycle. 8. What is the use of a weather-vane? 9. Why do ponds and wells dry during summer? 10. How would you show that air has water vapour in it?   CBSE Worksheet-01 CLASS – V – EVS – Air, Water and Weather [Answers] 1. How do we make use of the force of wind? The force of wind is used in moving the sail-boats and to work a wind mill. 2. Give the uses of wind mills? The wind mills are used for grinding corn and for lifting water from wells. 3. How are storms harmful? a) They uproot trees and poles. b) They blow away roofs from huts and sheds. c) They damage trees, crops, houses and animals. d) They make boats and ships to sink. 4. What are clouds? Cloud is water vapour whic...

  CBSE Worksheet-01 CLASS V EVS – Light and Sound Fill in the Blanks: 1. ________is the measurement of low or high sound. 2. An object that vibrates very slowly makes a sound with a ______ pitch. 3. An object that vibrates very quickly makes a sound with a ________ pitch. 4. Sound travels in _______. 5. The sound from a small instrument have _______ pitch. 6. The sound from a large instrument have __________ pitch. 7. The sound is caused by _________. Identify what the diagram signifies: 1.  2.  3.  4.  5.  CBSE Worksheet-01 CLASS V EVS – Light and Sound [Answer] Fill in the Blanks: 1.   Pitch 2. Low 3. High 4. Waves 5. High 6. Low 7. Vibrations Identify what the diagram signifies. 1.   Light travels in a straight line 2. Light reflects off rough, shiny and uneven surfaces in a diffused reflection pattern 3. Light reflects off smooth, shiny and flat surfaces in a regular reflection pattern 4. Light bends as it passes through water 5. Light that is...

  CBSE Worksheet-01 CLASS – V – EVS – Simple Machines 1. Choose the correct option and underline to complete the sentence: i . [Wedge/Inclined plane]  is a mountain road. ii . [Pulley/Fulcrum]  is not an example of a simple machine. iii. A see-saw is an example of  [Lever/Wedge] . iv.  [Nut cracker/Fishing rod]  is not a second-class lever. v. Ram twists the cap off the bottle of juices. Here, the cap is  [Wheel and axle/Screw] . 2. Answer the Following: i. What is meant by simple machines? ii. What are the three kinds of simple machines? iii. Give any three examples of first class lever. a) __________ b) __________ c) __________ iv. What are the three points on a lever? a) ____________ b) ____________ c) ____________ v. Give any three examples of second class lever. a) ___________ b) ___________ c) ___________ vi. Give any three examples of third class lever. a) __________ b) __________ c) __________ CBSE Worksheet-01 CLASS – V – EVS – Simple Machines...

  CBSE Worksheet-01 CLASS - V EVS – Our Environment A. Name the Following. 1. A natural phenomenon that becomes harmful due to pollution. 2. The pollutant responsible for hole in the ozone layer. 3. A non- renewable resource. 4. A biodegradable material. 5. The gas responsible for acid rain. 6. The wastes which cannot be decomposed by bacteria to form compost. B. Answer the Following. 1. Explain the changes in temperature with altitude of Earth’s atmosphere. 2. Why there is so little carbon dioxide and more oxygen in our atmosphere? 3. Give the characteristics of four layers of Earth’s atmosphere. 4. What controls the temperature of Earth’s atmosphere? 5. What are the major constituents of Earth’s atmosphere? CBSE Worksheet-01 CLASS - V EVS – Our Environment [Answer] A. Name the Following. 1. Greenhouse effect 2. CFC 3. Fossil fuels 4. Leather belts 5. Oxygen and nitrous oxide 6. Plastic and polythene bags B. Answer the Following. 1. As you move upward from the surface of Earth, th...