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 the class was busy B. So the trays matched C. So only the sunlight and the water differed between them 2. A pupil waters one tray more than the others. What is wrong?
A. Nothing, more water is better B. The tray will be tidier C. Two things now differ, so the result cannot be explained 3. 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 4. 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. Sunlight is not needed B. Without water nothing grows at all C. Grass hates sunlight 5. Tray 3 had water and no sunlight and grew pale thin grass. What does that show?
A. Water is not needed B. Water lets it grow, but sunlight is needed to grow thick and green C. Sunlight does nothing 6. What would settle whether a plant needs soil as well?
A. Watching tray 1 for longer B. Asking a gardener C. A tray with water and light but no soil 7. 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 8. What should be kept the same in a plant test?
A. The seed, the soil and the tray B. The amount of light in every tray C. Nothing, so it is interesting LessonPrint · 2-LS2-1 · Set 14 · free to copy for classroom use
Answer key — Sunlight, Water, or Both Set 14. Prints on its own sheet.
1. So only the sunlight and the water differed between them 2. Two things now differ, so the result cannot be explained 3. Long enough for a difference to show, such as three weeks 4. Without water nothing grows at all 5. Water lets it grow, but sunlight is needed to grow thick and green 6. A tray with water and light but no soil 7. It shows what happens with nothing, to compare the others against 8. The seed, the soil and the tray Last reviewed 2026-09-05. Aligned to 2-LS2-1 of the Next Generation Science Standards.