Class 7 Exam > Class 7 Videos > Science Class 7 > Nutrition in Plants - 2
Nutrition in Plants - 2 Video Lecture | Science Class 7
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111 videos|246 docs|28 tests
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FAQs on Nutrition in Plants - 2 Video Lecture - Science Class 7
| 1. What is the process of photosynthesis in plants? |  |
Ans. Photosynthesis is the process by which plants use sunlight to convert carbon dioxide and water into glucose (sugar) and oxygen. This process takes place in the chloroplasts of plant cells.
| 2. How do plants absorb nutrients from the soil? | |
Ans. Plants absorb nutrients from the soil through their roots. The roots have root hairs that increase the surface area for absorption. Water containing dissolved nutrients is absorbed through the root hairs and transported throughout the plant.
| 3. What are the essential nutrients required by plants for their growth and development? | |
Ans. Plants require essential nutrients like nitrogen, phosphorus, potassium, calcium, magnesium, sulfur, and micronutrients like iron, zinc, copper, manganese, boron, molybdenum, and chlorine for their growth and development.
| 4. How do carnivorous plants obtain nutrients? | |
Ans. Carnivorous plants obtain nutrients by trapping and digesting insects or small animals. They have specialized structures like pitchers, traps, or sticky hairs to capture their prey and extract nutrients from them.
| 5. How do parasitic plants obtain nutrients? | |
Ans. Parasitic plants obtain nutrients by attaching themselves to the host plant and absorbing nutrients from it. They have specialized structures called haustoria that penetrate the host plant's tissues to extract water and nutrients.
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Nov 23, 2024 Last updated |
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