Summer Vacation Homework - 2021 
                                                                    ( 11 June to 30 June ) 
                                            
                                                         
                                                            th
                                          NTSE – 10  - SP 
          SUBJECT(s)                    Home Assignment 
          MATHEMATICS                   THINK NTSE BOOK 
                                        4th  exercise solve question of each chapter 
          SOCIAL SCIENCE                THINK NTSE BOOK 
                                        2nd  exercise of each chapter 
          MAT                           THINK NTSE BOOK 
                                                         st   nd
                                        Do all question No. 1   & 2   exercise of each chapter verbal part 
          PHYSICS                       THINK NTSE BOOK 
                                              th
                                        Solve  4  exercise of each chapter 
          CHEMISTRY                     THINK NTSE BOOK 
                                              th
                                        Solve  4  exercise of each chapter 
                                                            
                                                            
                                        BIOLOGY   :    File attached below, Pls check .. 
    
    
                                                                    SURAJ  SCHOOL BUCHOLI ROAD                   
                                                            MAHENDERGARH 
              
                                     BIOLOGY HOLIDAYS HOMEWORK 2021-2022 
                                                                     th (
                                                       Class- 10   NTSE) 
                 -------------------------------------------------------------------------------------------------------- 
              
                 Important instructions:- 
                        Do this Holiday homework in your homework note book. 
                        All parts are compulsory. 
                        Submission of both hard copy as well as soft copy of holidays H.W must be 
                         necessary after completion of holidays to the concerned subject teacher. 
                        Make neat and clean diagrams 
              
                                                          Part- A:- 
                             (Multiple Choice Questions) 
                              
                             1. Which of the following are energy foods? 
                                 (a) Carbohydrates and fats 
                                 (b) Proteins and mineral salts 
                                 (c) Vitamins and minerals 
                                 (d) Water and roughage 
                             2. In which mode of nutrition an organism de-rives its food 
                                 from the body of another living organism without killing it? 
                                 (a) Saprotrophic nutrition 
                                 (b) Parasitic nutrition 
                                 (c) Holozoic nutrition 
                                 (d) Autotrophic nutrition 
                             3. The mode of nutrition found in fungi is: 
                                 (a) Parasitic nutrition 
                                 (b) Holozoic nutrition 
                                 (c) Autotrophic nutrition 
                                 (d) Saprotrophic nutrition 
                             4. Roots of the plants absorb water from the soil through the 
                                 process of: 
                                 (a) diffusion 
                                 (b) transpiration 
                                 (c) osmosis 
                                 (d) None of these 
                             5. The site of photosynthesis in the cells of a leaf is 
                                 (a) chloroplast 
                                 (b) mitochondria 
                                 (c) cytoplasm 
                                 (d) protoplasm 
           6. In amoeba, food is digested in the: 
             (a) food vacuole 
             (b) mitochondria 
             (c) pseudopodia 
             (d) chloroplast 
           7. Plants which are not differentiated into roots, stem and 
             leaves are grouped under 
             a)  Gymnosperms 
             b)  Pteridophytes 
             c)  Thallophyta 
             d)  All of the above
                                  8. The best method to determine the age of tree is 
                                       a)  To count the number of leaves 
                                       b)  To count the number of annual rings 
                                       c)  To measure it’s diameter 
                                       d)  To find out the number of branches 
                                   
                                  9. The largest cell in the human body is - 
                                       a)  Nerve cell 
                                       b)  Muscle cell 
                                       c)  Liver cell 
                                       d)  Kidney cell 
                                   
                                  10. List below is few diseases 
                                     I.     Tuberculosis 
                                    II.     Cancer 
                                   III.     Common cold 
                                   IV.      Viral fever 
                                  Which of the above mentioned diseases are classified as acute 
                                       disease? 
                                       a)  I & II 
                                       b)  II & III 
                                       c)  III & IV 
                                       d)  I & IV 
                                   
                 
                                                            Part- B:- 
                    Make a PowerPoint presentation/ small size model according to your roll no. on the 
                    topic given below:- 
                 
                    General instructions:- 
                 
                            It should be eco-friendly and light weight. 
                            No thermocol or polythene should be used. 
                            Size should be near about 16x20 inches. 
                 
                 
                     Roll No.                          Topic 
                    1-5                                Human  Brain  and 
                                                       Mitochondria 
                    6-10                               Human  Heart  and 
                                                       Chloroplast 
                    11-15                              Diagram                      of 
                                                       Neuron/Nerve               cell 
                                                       and reflex action