6 What are the characteristics of particles of a matter? 2 7 Write 4 factors affecting the rate of evaporation. 2 OR Define the terms (a) Latent heat of fusion (b) latent heat of vaporisation 9 2 BIOLOGY 11 What are the desirable agronomic characteristics for crop variety 1 improvement? 12 What is genetic manipulation? How is it useful in agricultural practices? 2 13 What are the differences between broilers and layers and in their 2 management? 14 How do you differentiate between capture fishing, mariculture and 3 aquaculture? 15 Differentiate between inter-cropping and crop rotation. 2 What are the advantages of inter-cropping and crop rotation? 3 PHYSICS 16 The displacement of a moving object in a given interval of time is zero. 2 Would the distance travelled by the object also be zero? Justify the answer. 17 An electron moving with enters a uniform electric field and acquires a 2 uniform acceleration of in the direction of its motion. Calculate the time in which the velocity of the electron becomes double of its initial velocity. 18 The velocity- time graph for a particle is shown below. Find distance 3 travelled by the particle in first 10 second. 19 Draw velocity-time graph for a body moving with uniform acceleration. 3 Use this graph to deduce the relation , here symbols have their usual meanings. 20 What is uniform circular motion? Why is it regarded as an accelerated 3 motion? The acceleration of an object is constant in magnitude but not in direction, what type of path does the object follow? KENDRIYA VIDYALAYA NO.3, AF-2 JAMNAGAR HOLIDAY HOMEWORK- CLASS X ENGLISH (2017-18)
6 What are the characteristics of particles of a matter? 2 7 Write 4 factors affecting the rate of evaporation. OR Define the terms (a) Latent heat of fusion (b) latent heat of vaporisation 2 9 2 BIOLOGY 11 What are the desirable agronomic characteristics for crop variety improvement? 1 12 What is genetic manipulation? How is it useful in agricultural practices? 2 13 What are the differences between broilers and layers and in their management? 2 14 How do you differentiate between capture fishing, mariculture and aquaculture? 3 15 Differentiate between inter-cropping and crop rotation. What are the advantages of inter-cropping and crop rotation? 2 3 PHYSICS 16 The displacement of a moving object in a given interval of time is zero. Would the distance travelled by the object also be zero? Justify the answer. 2 17 An electron moving with enters a uniform electric field and acquires a uniform acceleration of in the direction of its motion. Calculate the time in which the velocity of the electron becomes double of its initial velocity. 2 18 The velocity- time graph for a particle is shown below. Find distance travelled by the particle in first 10 second. 3 19 Draw velocity-time graph for a body moving with uniform acceleration. Use this graph to deduce the relation , here symbols have their usual meanings. 3 20 What is uniform circular motion? Why is it regarded as an accelerated motion? The acceleration of an object is constant in magnitude but not in direction, what type of path does the object follow? 3 KENDRIYA VIDYALAYA NO.3, AF-2 JAMNAGAR HOLIDAY HOMEWORK- CLASS X ENGLISH (2017-18)