Chapter 18: Pollution of Air And Water
Pollution of Air and Water Class 8 Science NCERT Textbook Questions Question 1.What are the different ways in which water gets contaminated?Answer:Following are the ways by which water gets contaminated: Question 2.At an individual level, how can…
Chapter 17: Stars and The Solar System
Stars and The Solar System Class 8 Science NCERT Textbook Questions Choose the correct answer in Questions 1-3.Question 1.Which of the following is NOT a member of the solar system?(a) An asteroid(b) A satellite(c) A constellation(d) A…
Chapter 16: Light
Light Class 8 Science NCERT Textbook Questions Question 1.Suppose you are in a dark room. Can you see objects in the room? Can you see objects out¬side the room? Explain.Answer:When we are in a dark room then…
Chapter 15: Some Natural Phenomena
Some Natural Phenomena Class 8 Science NCERT Textbook Questions Select the correct option in Questions 1 and 2.Question 1.Which of the following cannot be changed easily by friction?(a) A plastic scale(b) A copper rod(c) An inflated balloon(d)…
Chapter 14: Chemical Effects of Electric Current
Chemical Effects of Electric Current Class 8 Science NCERT Textbook Questions Question 1.Fill in the blanks.(a) Most liquids that conduct electricity are solutions of ______ , ______ and ______(b) The passage of an electric current through a…
Chapter 13: Sound
Sound Class 8 Science NCERT Textbook Questions Question 1.Choose the correct answer.Sound can travel through(a) gases only(b) solids only(c) liquids only(d) solids, liquids, and gasesAnswer:(d) solids, liquids, and gases. Question 2.Voice of which of the following is…
Chapter 12: Friction
Friction Class 8 Science NCERT Textbook Questions Question 1.Fill in the blanks.(a) Friction opposes the ______ between the surfaces in contact with each other.(b) Friction depends on the ______ of surfaces.(c) Friction produces ______(d) The sprinkling of…
Chapter 11: Force and Pressure
Force and Pressure Class 8 Science NCERT Textbook Questions Question 1.Give two examples each of the situations in which you push or pull to change the state of motion of objects.Answer:(i) Push: We close drawer by pushing.We…
Chapter 10: Reaching The Age of Adolescence
Reaching the Age of Adolescence Class 8 Science NCERT Textbook Questions Question 1.What is the term used for secretions of endocrine glands responsible for changes taking place in the body?Answer:Hormones Question 2.Define adolescence.Answer:The period of life, when…
Chapter 9: Reproduction in Animals
Reproduction in Animals Class 8 Science NCERT Textbook Questions Question 1.Explain the importance of reproduction in organisms.Answer:Reproduction is vital for organisms because it: Question 2.Describe the process of fertilisation in human beings.Answer:Here’s the fertilization process in humans…
