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D.  Answer the following questions. 1. Define matter. Name the three states in which matter exists. Answer. Matter is anything that has mass and takes up space. The three states…

II Short Answer Type Questions How is the melting of ice is a physical change? Answer. Melting ice is a physical change because it alters state from solid to liquid…

II Short answer type questions 1. How do leguminous plants help to replenish nitrogen Answer. Leguminous plants replenish nitrogen in the soil through a symbiotic relationship with nitrogen-fixing bacteria in…

D. Answer the following questions. 1. What is food? Why do living things need food? Answer. Food is any substance consumed to provide nutritional support. Living things need food for…

D. Answer the following questions 1. List the main components of food  Answer. The main components of food are carbohydrates, proteins, fats, vitamins, minerals, water, and fiber, essential for body…

Q1. Describe the circumstances leading to the outbreak of revolutionary protest in France Answer. Imagine life in France in the late 1700s. It was a time of growing discontent, like…

2. खालील रेणूंसाठी इलेक्ट्रॉन-ठिपका संरचनेचे रेखाटन करा. (वर्तुळ न दाखविता) अ. मिथेन उत्तर : CH₄ आ. एथीन उत्तर : H2C = CH2 इ. मिथेनॉल उत्तर : H3C – OH ई.…

1. नावे लिहा. अ. सोडीअमचे पाऱ्यासोबतचे संमिश्र तांबे व कथील तांबे व जस्त तांबे व लोखंड लोखंड व निकेल उत्तर:तांबे व कथिल आ. अॅल्युमिनिअमच्या सामान्य धातुकाचे रेणूसूत्र इ. आम्ल आणि…

1. खालील तक्त्यातील स्तंभ एकमेकांशी जुळवा व त्याविषयी थोडक्यात स्पष्टीकरण लिहा. 1) दूरदृष्टिता: दूरच्या वस्तू स्पष्ट, जवळच्या वस्तू अस्पष्ट. निराकरण: बहिर्वक्र भिंगाचा चष्मा. 2) वृद्धवृष्टिता: वयानुसार येणारा दोष. निराकरण: द्विनाभीय…