PROJECT BASED QUESTIONS —— Project Based Questions —— (i) Collect various parts of atleast five different plants and prepare a herbarium. For each plant, mention the type of root, shape and margins of leaf, leaf venation, and colour and position of flower on the stem. (ii) Write a list of electrical appliances in your house, how do you feel about the comforts given by this great invention to human beings? Observe the way it works and mention the source of energy with which the appliances work. (iii) Measure and find the difference in measurements, Give reason for each, of the things mentioned below : 1. Envelope and Greeting Card 2. Distance between the numbers in the clock 3. House dining table and centre table 4. Area of a CD, Sim card, Mobile phone 5. Difference in height between you and your parents (iv) List out the activities that you performed at your home before coming to school. Which joints are involved in each activity. Mention the games you play in your Physical education class. Draw or stick pictures of the joints involved in those games. (v) Draw the shadows in your note book for the objects given below assuming that the light source is exactly above these objects. 1. A pen 2. A table 3. A tumbler 4. An apple Project Based Questions 99
Additional AS Based Practice Questions Chapter 9: Plants; Parts and functions Q1. What questions you would ask your science teacher to know more about the role of roots in plants? (AS2) Q2. Read the statement below and answer the given questions. (AS4) “The colourful parts of plants are known as petals and they help in pollination” i. Petals are the part of which plant organ? ii. How does petals help in pollination? Q3. With the help of drawing provide examples of stem as a storage organ. (AS5) Q4. Transpiration is the process of removal of water from plant. Is this process beneficial? Justify? (AS6) Q5. Give certain examples of edible roots? (AS7) Q6. What difference can you observe in the images A and B? Provide suitable reason to support your answer. (AS5) AB Chapter 12: Simple Electric Circuits Q1. Provide a suitable hypothesis as to what would happen if both the terminals are connected with same wire. (AS2) Q2. In which of the following combination A, B, C the cell will be used up rapidly. (AS4) Additional AS-Based Practice Questions 100
Q3. How can an electric bulb get fused? (AS7) Q4. Name a few appliances that work on the heating effect of current? (AS7) Q5. There will be three coloured wires normally used while connecting any electric equipment. Find out what are those colours? Tell which coloured wire gives us electric shock? (AS4) Q6. Appreciate the use of copper in electric wires? (AS6) Q7. How would you appreciate the effort of Ramu when he advised his brother not to switch on the fan with wet hands? (AS6) Chapter 13: Learning How to Measure Q1. Write down the steps to measure the length of your bicycle using any traditional method? (AS3) Q2. Sort out the odd one out of the following. Give reasons for your answers. (AS4) Q3. Draw the diagram of a scale and write its uses. (AS5) Q4. How can we apply metric system of measurement in our daily life. (AS7) Chapter 14: Movements in Animals Q1. Observe the diagram below. What does it represent? Write few lines about it. (AS5) Additional AS-Based Practice Questions 101
Q2. Collect information on type of locomotion seen in different stages of life cycle in frogs? (AS4) Chapter 15: Light, Shadows and Images Q1. Out of the given materials which can act as a source of light. (AS4) Torch, Mirror, Steel sheet, Sun, Rubber. Q2. Can you think of a situation where we can see the path of the light? (AS7) Q3. Does the direction of shadow change during the day? Does the length of shadow also change from season to season? (AS7) Q4. Here capital letters of English Alphabet are given. Encircle the letters which will not show lateral inversion on facing a plane mirror. (AS4) AB C D E F GH I J O P Q RS T U KMN Z V W XY Q5. If we are sitting in a room we are unable to see a person sitting in another room? Whom would you appreciate for this? (AS6) Q6. Imagine a situation where air is opaque. Write down what would happen in your notebook. (AS2) Q7. Draw the diagram of a pinhole camera. (AS5) Q8. (AS5) What is the boy doing in the image above? What is the source of light in this image? What happens if the source of light is put under the book at a distance of 40 cm? Additional AS-Based Practice Questions 102
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