Home / Science / Printables / Grade 2 / Sunlight, Water, or Both Sunlight, Water, or Both is a free printable Grade 2 science worksheet on planning an investigation into what plants need to grow, aligned to Common Core standard 2-LS2-1. It prints 8 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two pupils in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.
One paper per pupil
Set 1 has all 25 in a single PDF. All 25 sets ask different questions.
Sunlight, Water, or Both 2-LS2-1
Name Date
Circle the best answer.
1. Why were all four trays sown on the same day?
A. So only the sunlight and the water differed between them B. So the class was busy C. So the trays matched 2. What would settle whether a plant needs soil as well?
A. Watching tray 1 for longer B. A tray with water and light but no soil C. Asking a gardener 3. Tray 1 had sunlight and water and grew thick green grass. Tray 2 had sunlight and no water and grew nothing. What does that show?
A. Without water nothing grows at all B. Grass hates sunlight C. Sunlight is not needed 4. What should be kept the same in a plant test?
A. The amount of light in every tray B. Nothing, so it is interesting C. The seed, the soil and the tray 5. Tray 3 had water and no sunlight and grew pale thin grass. What does that show?
A. Water lets it grow, but sunlight is needed to grow thick and green B. Water is not needed C. Sunlight does nothing 6. Tray 4 had neither. What does its result add?
A. It proves soil is useless B. Nothing at all C. It shows what happens with nothing, to compare the others against 7. A pupil waters one tray more than the others. What is wrong?
A. The tray will be tidier B. Two things now differ, so the result cannot be explained C. Nothing, more water is better 8. How long should a plant test run?
A. Long enough for a difference to show, such as three weeks B. One afternoon C. Until somebody gets bored LessonPrint · 2-LS2-1 · Set 16 · free to copy for classroom use
Answer key — Sunlight, Water, or Both Set 16. Prints on its own sheet.
1. So only the sunlight and the water differed between them 2. A tray with water and light but no soil 3. Without water nothing grows at all 4. The seed, the soil and the tray 5. Water lets it grow, but sunlight is needed to grow thick and green 6. It shows what happens with nothing, to compare the others against 7. Two things now differ, so the result cannot be explained 8. Long enough for a difference to show, such as three weeks Last reviewed 2026-09-05. Aligned to 2-LS2-1 of the Next Generation Science Standards.