3rd Grade Science - Plants - Released Test Questions

A student looks at a leaf and writes down how it looks. Which of these BEST matches the leaf the student looked at?
(2008 test question)
A company plants trees on a bare hillside. Which of these is the BEST reason for planting the trees?
(2010 test question)
1. The trees provide oxygen for the soil.
2. The trees prevent soil from washing away.
3. The trees make shade for animals living there.
4. The trees cause animals to move to other places.
For a plant to stay alive indoors, where does it need to be placed?
(2008 test question)
1. In a dry area
2. In a dark room
3. On a plant stand
4. Near a sunny place
A plant is put in a pot of soil and placed under a table. The plant is given water every week, but it stops growing. The plant MOST likely needs —
(2009 test question)
1. more light
2. thicker soil
3. cleaner air
4. more space
What causes fewer plants to grow on the rocky side of the river?
(2009 test question)
1. There is not enough sunlight.
2. There is not enough soil.
3. There is not enough water.
4. There is not enough air.
These three plants are grouped together because all three —
(2007 test question)
1. need some shade
2. lose their leaves
3. are shrubs
4. have thorns
Which causes the GREATEST change in a grassy field over time?
(2009 test question)
1. The time of day
2. Amount of yearly rainfall
3. Number of birds nesting
4. Seasonal migration of animals
How are a tree and grass alike?
(2009 test question)
1. Both make wood.
2. Both have roots.
3. Both need moonlight.
4. Both have short lives.
What type of plant is MOST likely described?
(2009 test question)
1. A flowering plant
2. A pine tree
3. Grass
4. Cactus
After winter, which of these will MOST likely make a tree start to bud?
(2008 test question)
1. More wind
2. Fewer clouds in the sky
3. Less rainfall
4. More hours of daylight
A sign that an apple tree is going to start growing apples is when the tree has —
(2008 test question)
1. roots
2. seeds
3. leaves
4. flowers
In picture 4, what will take the place of the flowers in picture 3?
(2009 test question)
1. Buds
2. Fruit
3. Leaves
4. Roots
Most plants begin their life cycle as —
(2008 test question)
1. leaves
2. flowers
3. roots
4. seeds
Which of these trees stays green all year?
(2010 test question)
The seeds of an oak come from the —
(2007 test question)
1. fruit
2. leaf
3. root
4. stem
Which lists the correct order of changes that happen to a plant in spring?
(2010 test question)
1. Buds form, flowers open, fruits grow
2. Flowers die, fruits grow, buds form
3. Seeds drop, flowers open, buds form
4. Seeds drop, flowers die, fruits grow