🔬 Class 2 Science – Chapter 2: Plants – Our Green Friends
🔹 1. Introduction
Plants are living things that grow on land.
They are called our green friends because they give us oxygen, food, and beauty.
💡 Example: Mango tree, Rose, Tulsi, Sunflower
🔹 2. Parts of a Plant
| Part | Function |
|---|---|
| Root 🌱 | Anchors the plant and absorbs water and minerals from soil |
| Stem 🌿 | Supports the plant and carries water and nutrients |
| Leaves 🍃 | Make food for the plant using sunlight (photosynthesis) |
| Flower 🌸 | Helps in making fruits and seeds |
| Fruit 🍎 | Protects seeds and helps in their dispersal |
| Seed 🌰 | Grows into a new plant |
🔹 3. Types of Plants
1️⃣ Herbs 🌿 – Soft stems, grow for a short time
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Example: Mint, Tulsi
2️⃣ Shrubs 🌳 – Medium-sized plants with woody stems
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Example: Rose, Hibiscus
3️⃣ Trees 🌲 – Large plants with strong woody stems
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Example: Mango, Banyan
🔹 4. Importance of Plants
✅ Give oxygen for breathing
✅ Provide food like fruits and vegetables 🍎🥦
✅ Give shelter to birds and animals 🐦🐿️
✅ Give clothes (cotton) 👕
✅ Provide medicine 🌿
💡 Fun Fact: A single tree can give enough oxygen for many people to breathe!
🔹 5. How Plants Grow
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Need sunlight ☀️
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Need water 💧
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Need air 🌬️
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Need soil 🌱
💡 If any of these is missing, plants cannot grow properly.
🧩 Exercise / MCQs
1️⃣ Which part of a plant makes food?
(a) Root
(b) Stem
(c) Leaf
(d) Seed
✅ Answer: (c) Leaf
2️⃣ Which plant part holds the plant in soil?
(a) Leaf
(b) Root
(c) Stem
(d) Flower
✅ Answer: (b) Root
3️⃣ Which of these is a tree?
(a) Rose
(b) Mango
(c) Mint
(d) Tulsi
✅ Answer: (b) Mango
4️⃣ Which part of the plant helps in making seeds?
(a) Root
(b) Stem
(c) Flower
(d) Leaf
✅ Answer: (c) Flower
5️⃣ Plants give us ______.
(a) Food, oxygen, and shelter
(b) Toys
(c) Cars
(d) Clothes only
✅ Answer: (a) Food, oxygen, and shelter
✨ Summary
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Plants are living things and our green friends.
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Parts of a plant: root, stem, leaf, flower, fruit, seed.
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Plants provide oxygen, food, clothes, shelter, and medicine.
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Plants need sunlight, water, air, and soil to grow.
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Different types of plants: herbs, shrubs, trees.