Plants and Their Needs — Answer Key
Part A: Sort the Words
Sort each word or number into the correct category box.
1. Sort each item into the correct category.
Plants Need This
sunlightwaterair Plants Do NOT Need This
candytoystelevision Plants need water, sunlight, air, and soil to grow. Candy, toys, and crayons are not things plants need.
Part B: Fill in the Blank
Write the missing word or number on each line.
1. The roots of a plant soak up water from the soil.
The roots of a plant soak up water from the soil so the plant can drink and grow.
2. The stem carries water from the roots to the leaves.
The stem carries water from the roots up to the leaves so the whole plant stays healthy.
3. Plants use their leaves to catch sunlight.
Plants use their leaves to catch sunlight, which helps them make food.
4. Plants need water, air, and sunlight to grow.
Plants need water, air, and sunlight to grow strong and healthy.
5. A plant grows in soil that has nutrients.
A plant grows in soil that has nutrients, which help the plant get the food it needs.
Part C: True or False?
Read each statement. Circle True or False.
1. Plants need sunlight to grow.
True False
True — Plants need sunlight to make their food through a process called photosynthesis.
2. Roots grow above the ground.
True False
False — Roots grow below the ground. They reach into the soil to soak up water and nutrients.
3. Water helps plants stay healthy and strong.
True False
True — Water helps plants stay healthy and strong by carrying nutrients through the plant.
4. Plants can grow without any air.
True False
False — Plants need air to survive. They take in carbon dioxide from the air to make food.