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Third Grade (Grade 3) Biology Questions

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Grade 3 Zoology
A bat uses high pitch sounds to help it see in the dark. This ability is called
  1. locomotion.
  2. sightseeing.
  3. soundseeing.
  4. echolocation.
Grade 3 Communities, Populations, and Ecosystems
An ecosystem is made up of all the living and nonliving things that interact in one place.
  1. True
  2. False
Grade 3 Botany
To make food, a plant uses air, water, and
  1. soil.
  2. sunlight.
  3. oxygen.
  4. sugar.
Grade 3 Biomes
This biome represents               .
  1. river
  2. grassland
  3. hills
  4. cows
Grade 3 Botany
A conifer's seeds are made inside a(n)
  1. cone.
  2. egg.
  3. flower.
  4. life cycle.
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
Plants make food in a process called
  1. hydration.
  2. germination.
  3. reproduction.
  4. photosynthesis.
Grade 3 Taxonomy
Most animals on Earth are
  1. vertebrates.
  2. invertebrates.
  3. arthropods.
  4. mollusks.
Grade 3 Biology
Living things are called
  1. cells.
  2. plants.
  3. animals.
  4. organisms.
Grade 3 Biomes
You can find dolphins in the
  1. desert.
  2. jungle.
  3. forest.
  4. sea.
Grade 3 Communities, Populations, and Ecosystems
If a fire burned part of a forest ecosystem, what would probably happen?
  1. All the animals would die.
  2. All the plants and seeds would be destroyed forever.
  3. A flood would bring new rich soil.
  4. The animals would move to a nearby part of the ecosystem.
Grade 3 Biomes
This biome has very little rain, vegetation and has extreme temperatures.
  1. Tropical Rain Forest
  2. Classroom
  3. Desert
  4. lunch room
Grade 3 Botany
All plant parts have a specific function that help the plant grow and survive. The function of a leaf is to
  1. move water.
  2. support the plant.
  3. make food.
  4. move the plant.
Grade 3 Communities, Populations, and Ecosystems
Each ecosystem has places for plants and animals to live. Animals homes are called
  1. environments.
  2. habitats.
  3. houses.
  4. deserts.
Grade 3 Adaptations and Behavior
A nice smell is an adaptation that
  1. helps the plant keep water inside the leaves.
  2. pokes animals that try to eat the plant.
  3. attracts pollinators to the plant.
Grade 3 Botany
What do plants need to survive?
  1. soil
  2. air
  3. sunlight
  4. water
  5. all of the above
Grade 3 Biomes
This biome represents                     .
  1. Desert
  2. Tropical Rain Forest
  3. Tundra
  4. Classroom
Grade 3 Adaptations and Behavior
What is hibernation?
  1. resting period when animals sleep to survive the winter
  2. a color or pattern that helps an animal get food
  3. a birth of an animal
  4. an animal becoming an adult
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
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.
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