Science Β· Plants
What Plants Need to Grow
Sunlight, water, air, soil and space: questions about plant needs and simple plant experiments.
- π Grade 2
- π§ͺ Science
- π 2-LS2-1
- β 20 questions
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A bean plant is put in a dark box for a week. What will most likely happen?
- A It grows greener
- B It stays the same
- C It turns pale and weak
- D It makes fruit
What is the best way to test if plants need water?
- A Paint the leaves
- B Water one plant and not another
- C Put both plants in a freezer
- D Give both plants no light
In a fair test, how many things should you change?
- A Just one
- B All of them
- C Two
- D Three
Which is NOT something a plant needs to live?
- A Air
- B Light
- C Music
- D Water
What happens if a plant gets too much water?
- A It turns into a tree
- B It makes more light
- C Its roots can rot
- D It grows faster forever
Why do farmers plant seeds apart from each other?
- A So birds can see them
- B So the seeds stay cold
- C So the soil stays dry
- D So each plant has space to grow
What do plants take in from the air?
- A Smoke
- B Dust
- C Carbon dioxide
- D Oxygen only
What gas do plants give off that animals breathe?
- A Oxygen
- B Helium
- C Carbon dioxide
- D Steam
What part of the soil helps plants grow strong?
- A Plastic
- B Glass
- C Nutrients
- D Metal
Most seeds need what to begin to sprout?
- A Ice
- B Salt
- C Darkness forever
- D Water and warmth
A plant on a sunny windowsill leans toward the glass. Why?
- A It is thirsty
- B It is growing toward light
- C It is cold
- D It is falling over
How can animals help plants?
- A By stepping on them
- B By blocking sunlight
- C By spreading seeds and pollen
- D By eating all the leaves
Which animal helps flowers make seeds by carrying pollen?
- A Worm
- B Fish
- C Snail
- D Bee
How do some seeds travel far from the parent plant?
- A They walk
- B They roll uphill
- C They swim upstream
- D Wind carries them
A burr sticks to a dog's fur. What is the burr doing?
- A Making food
- B Drinking water
- C Getting carried to a new place
- D Hiding from rain
Which tool would you use to measure how tall a plant grows?
- A A ruler
- B A scale
- C A thermometer
- D A clock
What do plants make with sunlight, water and air?
- A Their own food (sugar)
- B Rocks
- C Soil
- D Seeds only
Which plant can live with very little water?
- A Cactus
- B Water lily
- C Rice
- D Fern
Why do plants need soil?
- A It makes sunlight
- B It holds roots and gives nutrients
- C It keeps them dark
- D It makes them fly
What is it called when a seed starts to grow?
- A Pollination
- B Germination
- C Hibernation
- D Migration
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