Nutrition in Plants

11 solved questions from Class 7 Science, each with the full working. Tap any question to see the step-by-step solution.

• 1 Which of the following components present in green leaves traps solar energy during the process of photosynthesis? easy MCQ 1 mark Role of Chlorophyll in Photosynthesis
• 2 What is the primary topic or principle explained in 'Nutrition in Plants' (Class 7 Science)? medium MCQ Chapter Core Concept
• 3 Which key observation or fact is central to understanding 'Nutrition in Plants'? medium MCQ Key Fact & Mechanism
• 4 Why is the study of 'Nutrition in Plants' important for students of Class 7? medium MCQ Learning Significance
• 5 What is a common application or real-world example related to 'Nutrition in Plants'? medium MCQ Real World Application
• 6 What key takeaway should students retain after completing 'Nutrition in Plants'? medium MCQ Chapter Summary & Takeaway
• 7 What is the primary topic or theoretical principle explored in 'Nutrition in Plants' (Class 7 SCIENCE)? medium MCQ Chapter Core Principle
• 8 Which key mechanism or analytical rule is highlighted in 'Nutrition in Plants'? medium MCQ Key Analytical Mechanism
• 9 Which gas is released by plants during photosynthesis? easy 1 mark Gas release in photosynthesis
• 10 A farmer has 1000 kg dry soil and wants each kg to contain 10 mg of phosphorus. If he applies 2 kg of a fertilizer that contains 2% phosphorus by weight, how many mg of phosphorus does the soil receive per kg of soil? Is it enough? medium 2 marks Phosphorus requirement calculation
• 11 In a closed ecosystem, 20 kg of plant biomass undergo photosynthesis over 8 hours and produces 12 kg of glucose. If the plants use 70% of the produced glucose for cellular respiration during the same period, what is the net amount of glucose that contributes to plant growth? hard 3 marks Glucose consumption in cellular respiration