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Class 7th Science MCQ Questions
1. Nutrition In Plants
This chapter explains how plants, as autotrophs, produce their own food through the remarkable process of photosynthesis. It also explores heterotrophic nutrition in plants, such as parasitic and insectivorous types. To test your understanding of these diverse nutritional strategies in the plant kingdom, this section provides a set of Multiple-Choice Questions (MCQs) covering all key concepts from the chapter.
2. Nutrition In Animals
This chapter details how animals, as heterotrophs, obtain and process food through the five steps of nutrition. It focuses on the human digestive system and also compares it with digestion in other animals like ruminants and Amoeba. Assess your knowledge of these different digestive processes and systems by solving the MCQs available through the link for this chapter.
3. Fibre To Fabric
This chapter focuses on the journey of animal fibres, specifically wool and silk, from their source to the final fabric. It details the processes of obtaining wool from sheep and silk from the cocoons of silkworms through sericulture. Challenge your understanding of these textile production processes by attempting the Multiple-Choice Questions provided in this section.
4. Heat
This chapter introduces the concepts of heat and temperature and explains the use of thermometers. A key focus is on the three modes of heat transfer: Conduction, Convection, and Radiation. To help you master these fundamental principles of thermal physics, this section offers a range of MCQs designed to test your knowledge on how heat travels in different situations.
5. Acids, Bases And Salts
This chapter introduces three important classes of chemical substances: acids, bases, and salts. It explains how to identify them using indicators and describes the key chemical reaction of neutralisation. Evaluate your understanding of these chemical concepts and their applications in daily life by answering the Multiple-Choice Questions provided for this chapter.
6. Physical And Chemical Changes
This chapter teaches the crucial difference between physical changes (which are often reversible and form no new substances) and chemical changes (which are usually irreversible and result in new substances). Recognizing these changes is a fundamental scientific skill. Test your ability to classify different changes by attempting the set of MCQs designed for this chapter.
7. Weather, Climate And Adaptations Of Animals To Climate
This chapter differentiates between weather and climate and explores the fascinating adaptations that animals have evolved to survive in extreme climates, such as polar regions and tropical rainforests. Test your knowledge of these amazing survival strategies with the set of MCQs available for this chapter.
8. Winds, Storms And Cyclones
This chapter explains the science behind winds, storms, and cyclones, linking them to differences in air pressure caused by uneven heating of the Earth. It highlights the destructive power of cyclones and the importance of safety measures. Assess your understanding of these powerful weather phenomena by solving the MCQs provided in this section.
9. Soil
This chapter introduces soil as a vital natural resource. It discusses the different types of soil (sandy, clayey, loamy), their properties, and the problem of soil erosion. To deepen your understanding of soil science and the importance of conservation, this section provides a range of Multiple-Choice Questions for you to solve.
10. Respiration In Organisms
This chapter explains respiration as the process of releasing energy from food, distinguishing between aerobic and anaerobic respiration. It describes the diverse ways different organisms, from humans to insects, exchange gases with their environment. To practice these concepts of cellular and organismal respiration, attempt the set of MCQs available through the link for this chapter.
11. Transportation In Animals And Plants
This chapter describes the transport systems in living organisms. In animals, it focuses on the circulatory system, while in plants, it details the roles of xylem and phloem in transporting water, minerals, and food. Reinforce your understanding of these vital transport networks by answering the MCQs linked here.
12. Reproduction In Plants
This chapter covers the different methods of reproduction in plants. It distinguishes between asexual (e.g., vegetative propagation) and sexual reproduction. For sexual reproduction, it explains the key processes of pollination and fertilisation. Have fun testing your knowledge of plant life cycles with the interactive MCQs provided for this chapter.
13. Motion And Time
This chapter introduces the concepts of motion and time, and defines speed as the distance covered per unit time. It also teaches how to represent motion using distance-time graphs. Challenge yourself with MCQs on calculating speed and interpreting graphs of motion by clicking the link for this chapter.
14. Electric Current And Its Effects
This chapter explores the heating and magnetic effects of electric current. It explains the principles behind devices like electric fuses and electromagnets. Evaluate your understanding of these important effects and their practical applications by answering the Multiple-Choice Questions provided for this chapter.
15. Light
This chapter delves into the properties of light, focusing on reflection. It details the characteristics of images formed by plane mirrors and introduces spherical mirrors (concave and convex). The chapter also touches upon lenses and the dispersion of light. Test your grasp of these fundamental principles of optics by solving the MCQs provided for this chapter.
16. Water: A Precious Resource
This chapter highlights the critical importance of water and discusses the growing issue of its scarcity. The central concept explained is the water cycle. It emphasizes the need for water conservation and describes methods like rainwater harvesting. Evaluate your understanding of water management and conservation by attempting the MCQs provided in this section.
17. Forests: Our Lifeline
This chapter portrays forests as vital ecosystems that act as our "lifeline". It explains their role in maintaining ecological balance and discusses the interdependence of organisms through food chains and food webs. Assess your knowledge of forest ecosystems and the importance of their conservation by solving the MCQs available for this chapter.
18. Wastewater Story
This chapter addresses the important issue of managing wastewater or sewage. The focus is on the process of cleaning wastewater in a sewage treatment plant (STP) and the importance of proper sanitation to prevent water pollution and disease. To test your knowledge on this crucial aspect of public health and environmental science, attempt the Multiple-Choice Questions provided in this section.