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Third Grade (Grade 3) Botany Questions

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Grade 3 Botany
The first stage in the life cycle of a flowering plant is a
  1. seed.
  2. plant.
  3. stem.
Grade 3 Botany
The part of a plant that makes the food for the plant is the
  1. stem.
  2. roots.
  3. leaves.
  4. flowers.
Grade 3 Botany
Some flower petals are very colorful and help attract bees and other insects.
  1. True
  2. False
Grade 3 Botany
                are the part of the plant used in reproducing (or making new plants).
  1. Stems
  2. Leaves
  3. Roots
  4. Flowers
Grade 3 Botany
To make their food, plants need energy from the
  1. air.
  2. Sun.
  3. soil.
  4. water.
Grade 3 Botany
Plants make food in a process called
  1. hydration.
  2. germination.
  3. reproduction.
  4. photosynthesis.
Grade 3 Botany
A conifer's seeds are made inside a(n)
  1. cone.
  2. egg.
  3. flower.
  4. life cycle.
Grade 3 Botany
To make food, a plant uses air, water, and
  1. soil.
  2. sunlight.
  3. oxygen.
  4. sugar.
Grade 3 Botany
The parts of a plant that absorb water are called
  1. roots.
  2. leaves.
  3. nutrients.
  4. plants.
Grade 3 Botany
What do plants need to survive?
  1. soil
  2. air
  3. sunlight
  4. water
  5. all of the above
Grade 3 Botany
Plants use a gas called                 to help them make food.
  1. photosynthesis
  2. carbon dioxide
  3. oxygen
  4. air
Grade 3 Botany
                are substances that help living things grow and stay healthy. They are part of soil.
  1. Sun rays
  2. Roots
  3. Leaves
  4. Nutrients
Grade 3 Botany
Which would most likely happen?
  1. A plant in total darkness will not grow.
  2. A plant in full sunlight will not grow.
  3. A plant with no water will grow.
  4. A plant with no soil will grow.
Grade 3 Botany
What is the first phase of a plant's life cycle?
  1. Roots grow down into the soil.
  2. A seed germinates in the soil.
  3. A stem pushes up through the soil.
  4. Leaves drop onto the ground.
Grade 3 Botany
How are seeds spread?
  1. air
  2. water
  3. animal
  4. all of above
Grade 3 Botany
The process of a seed starting to grow underground is called
  1. growth.
  2. pollination.
  3. rooting.
  4. germination.
Grade 3 Botany
Plants release a gas called                , which all animals need to breathe and survive.
  1. oxygen
  2. leaves
  3. soil
Grade 3 Botany
If fertilized, a flower will turn into a fruit, and the fruit will produce
  1. smells.
  2. seeds.
  3. snails.
  4. sneezes.
Grade 3 Botany
Leaves can help plants by
  1. holding the plant up.
  2. keeping the plant from blowing away.
  3. holding the plant in the soil.
  4. balancing the water in the plant.
Grade 3 Botany
                gives leaves their green color.
  1. Photosynthesis
  2. Carbon dioxide
  3. Oxygen
  4. Chlorophyll
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