Chapter No. 5 CHEMICAL REACTIONS

Posted Posted in Chapter No. 5, Science 8

CHEMICAL REACTIONS: We have already learnt about elements and compounds which are the examples of pure matter. The substances such as hydrogen (H), oxygen (O) etc. are the elements while 2 2 water (HO), carbon dioxide (CO), etc., are the compounds. It is our daily observation 2 2 that water can be changed into ice. […]

Chapter No. 3 BIOTECHNOLOGY

Posted Posted in Chapter No. 3, Science 8

Biotechnology: Application of knowledge in the areas like engineering and medicines, etc., is called technology. The technology in which living things are used in different ways to help and benefit human beings is called biotechnology. Microorganisms are used in making bread, yogurt, cheese, vinegar and several medicines. Fermentation, tissue culture and genetic engineering, etc., are […]

Chapter No. 2 CELL DIVISION

Posted Posted in Chapter No. 2, Science 8

CELL DIVISION: It is our common observation that living things grow and increase in size. It is also observed that offspring resemble their parents. We have learnt that all the living things are made up of cells. Hence, more and more cells are needed for growth and development of living things. Where do new cells […]

Chapter No. 1 HUMAN ORGAN SYSTEMS

Posted Posted in Chapter No. 1, Science 8

HUMAN ORGAN SYSTEMS: Nervous System Whenever a person gets injury on his foot while walking, he feels pain and his hand immediately reaches the injured site. Who asked the hand to reach the site? In fact, there is an organ system in our body which carries messages form one part of the body to another […]

Science Book Papers Test 12

Posted Posted in Science 8, Science Grade_8 Model Paper Part B

Student’s Name:____________Admission No.______Roll No._____Section:______ Paper: Science Book Papers       Class: 8                     Time Allowed:    One Hour                           Marks: 100  Checked by:_______________ Rechecked by:_____________ Sign Invigilator:_____________ Q1. Circle the correct answer.  (10) Choose the […]

Science Book Papers Test 11

Posted Posted in Science 8, Science Grade_8 Model Paper Part B

Student’s Name:____________Admission No.______Roll No._____Section:______ Paper: Science Book Papers       Class: 8                     Time Allowed:    One Hour                           Marks: 25  Checked by:_______________ Rechecked by:_____________ Sign Invigilator:_____________ Q1. Circle the correct answer.  (10) Choose the […]

Science Book Papers Test 10

Posted Posted in Science 8, Science Grade_8 Model Paper Part B

Student’s Name:____________Admission No.______Roll No._____Section:______ Paper: Science Book Papers       Class: 8                     Time Allowed:    One Hour                           Marks: 25  Checked by:_______________ Rechecked by:_____________ Sign Invigilator:_____________ Q1. Circle the correct answer.  (10) Choose the […]

Science Book Papers Test 9

Posted Posted in Science 8, Science Grade_8 Model Paper Part B

Student’s Name:____________Admission No.______Roll No._____Section:______ Paper: Science Book Papers       Class: 8                     Time Allowed:    One Hour                           Marks: 25  Checked by:_______________ Rechecked by:_____________ Sign Invigilator:_____________ Q1. Circle the correct answer.  (10) Choose the […]

Science Book Papers Test 8

Posted Posted in Science 8, Science Grade_8 Model Paper Part B

Student’s Name:____________Admission No.______Roll No._____Section:______ Paper: Science Book Papers       Class: 8                     Time Allowed:    One Hour                           Marks: 25  Checked by:_______________ Rechecked by:_____________ Sign Invigilator:_____________ Q1. Circle the correct answer.  (10) Choose the […]

Science Book Papers Test 7

Posted Posted in Science 8, Science Grade_8 Model Paper Part B

Student’s Name:____________Admission No.______Roll No._____Section:______ Paper: Science Book Papers       Class: 8                     Time Allowed:    One Hour                           Marks: 25  Checked by:_______________ Rechecked by:_____________ Sign Invigilator:_____________ Q1. Circle the correct answer.  (10) Choose the […]