Photosynthesis and Respiration Practice Worksheet with Word Bank for Labeling Diagrams

Let's solve this Photosynthesis & Respiration Practice Worksheet step by step, using the provided diagrams and word bank.

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🔍 Word Bank (Terms to Use):

- Photosynthesis
- Cellular Respiration
- Oxygen & Glucose
- Carbon Dioxide & Water
- ATP
- Radiant Energy
- Mitochondrion
- Chloroplast

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## ✔ Diagram 1: Cell-Level Processes (Top Diagram)

This diagram shows two organelles involved in energy conversion:

🟢 Green Organelle (Chloroplast)

- Organelle: Chloroplast
- Process: Photosynthesis
- Inputs: Radiant Energy (sun), Carbon Dioxide & Water
- Outputs: Oxygen & Glucose

> So:
> - The sun → Radiant Energy
> - Arrow into chloroplast → Carbon Dioxide & Water
> - Arrow out of chloroplast → Oxygen & Glucose
> - Process box → Photosynthesis
> - Organelle box → Chloroplast

🔵 Brown Organelle (Mitochondrion)

- Organelle: Mitochondrion
- Process: Cellular Respiration
- Inputs: Oxygen & Glucose
- Outputs: Carbon Dioxide & Water, ATP

> So:
> - Arrow into mitochondrion → Oxygen & Glucose
> - Arrow out → Carbon Dioxide & Water
> - Arrow from mitochondrion → ATP (energy)
> - Process box → Cellular Respiration
> - Organelle box → Mitochondrion

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## ✔ Diagram 2: Plant and Animal Cycle (Bottom Diagram)

This shows a larger-scale cycle involving plants and animals.

🌿 Left Side – Plant

- Sun → Radiant Energy
- Plant is making food → Photosynthesis
- Process: Photosynthesis
- Occurs in plants
- Inputs: Radiant Energy, Carbon Dioxide & Water
- Outputs: Oxygen & Glucose

> So:
> - Top box above plant → Radiant Energy
> - Input arrow → Carbon Dioxide & Water
> - Output arrow → Oxygen & Glucose
> - Process box → Photosynthesis

🐾 Right Side – Animal (Rabbit)

- Animal consumes glucose (from plant)
- Uses oxygen → performs Cellular Respiration
- Process: Cellular Respiration
- Occurs in plants and animals
- Inputs: Oxygen & Glucose
- Outputs: Carbon Dioxide & Water, ATP

> So:
> - Input arrow → Oxygen & Glucose
> - Output arrow → Carbon Dioxide & Water
> - Process box → Cellular Respiration
> - Arrow from animal → ATP (energy)

🔁 Arrows Between Plants and Animals

- Blue arrows show exchange:
- From plant → animal: Oxygen & Glucose (plant produces them; animal uses them)
- From animal → plant: Carbon Dioxide & Water (animal releases them; plant uses them)

> So:
> - Arrow from plant to animal → Oxygen & Glucose
> - Arrow from animal to plant → Carbon Dioxide & Water

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## ✔ Final Answer Key (Filling in All Boxes)

Top Diagram (Cell Level):

| Box | Answer |
|-----|--------|
| Sun box | Radiant Energy |
| Arrow into chloroplast | Carbon Dioxide & Water |
| Chloroplast label | Chloroplast |
| Process above chloroplast | Photosynthesis |
| Arrow out of chloroplast | Oxygen & Glucose |
| Arrow into mitochondrion | Oxygen & Glucose |
| Mitochondrion label | Mitochondrion |
| Process below mitochondrion | Cellular Respiration |
| Arrow out of mitochondrion | Carbon Dioxide & Water |
| Spark (energy output) | ATP |

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Bottom Diagram (Plant/Animal Cycle):

| Box | Answer |
|-----|--------|
| Above left plant | Radiant Energy |
| Below left plant | Photosynthesis |
| Below left plant (occurs in) | Occurs in plants |
| Arrow from plant to animal | Oxygen & Glucose |
| Arrow from animal to plant | Carbon Dioxide & Water |
| Above right animal | Carbon Dioxide & Water |
| Below right animal | Cellular Respiration |
| Below right animal (occurs in) | Occurs in plants and animals |
| Arrow from animal → spark | ATP |

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## 🧠 Summary of Concepts

- Photosynthesis:
Chloroplasts use radiant energy, CO₂, and H₂O to make glucose and O₂.
Equation:
$$
\text{CO}_2 + \text{H}_2\text{O} + \text{Light Energy} \rightarrow \text{Glucose} + \text{O}_2
$$

- Cellular Respiration:
Mitochondria break down glucose and O₂ to produce ATP, CO₂, and H₂O.
Equation:
$$
\text{Glucose} + \text{O}_2 \rightarrow \text{CO}_2 + \text{H}_2\text{O} + \text{ATP}
$$

These processes are interconnected:
- Plants produce O₂ and glucose via photosynthesis.
- Animals consume glucose and O₂ for respiration, releasing CO₂ and H₂O.
- Plants reuse those waste products for photosynthesis.

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✔ Final Note: This worksheet helps students visualize how energy and matter cycle between organisms through these two key biological processes. The word bank ensures correct terminology is used.

Let me know if you'd like a printable version or a labeled image!