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Fourth Grade (Grade 4) Biology Questions

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Grade 4 Respiration, Digestion, and Excretion
Your respiratory system helps you
  1. move.
  2. breathe.
  3. digest food.
Grade 4 Cell Structure and Function
Suppose Jennifer looked at a cell under the microscope. What observation would tell her the cell was from a plant?
  1. cytoplasm
  2. power plant
  3. nucleus
  4. chloroplast
Grade 4 Adaptations and Behavior
Migration is
  1. movement from one place to another.
  2. loss of a kind of living thing.
  3. behavior that an animal is born with.
  4. an inactive state during which normal body activities slow down.
Grade 4 Taxonomy
A bird
  1. is a vertebrate with scaly skin.
  2. is a vertebrate with a beak, feathers, two wings, and two legs.
  3. spends part of its life in water and part on land.
  4. spends its whole life in water.
  5. is a vertebrate with fur or hair.
Grade 4 Food Chains and Webs
Select an example of a carnivore.
  1. butterfly
  2. giraffe
  3. ladybug
  4. lion
Grade 4 Botany
Which provides most plants with nutrients?
  1. air
  2. water
  3. soil
  4. sunlight
Grade 4 Respiration, Digestion, and Excretion
Food the body cannot use is stored in the
  1. stomach.
  2. large intestine.
  3. mouth.
  4. small intestine.
Grade 4 Adaptations and Behavior
Which are examples of behavioral adaptations?
  1. thorns, sharp teeth, and claws
  2. flat teeth, venom, and migration
  3. migration, schooling, and learned behaviors
Grade 4 Skin, Skeleton, and Muscles
What type of muscles can you control by thinking?
  1. smooth muscles
  2. skeletal muscles
  3. heart muscles
  4. cardiac muscles
Grade 4 Communities, Populations, and Ecosystems
Are all the living and nonliving things in an environment that interact an ecosystem?
  1. yes
  2. no
Grade 4 Communities, Populations, and Ecosystems
When two or more blue jays live and interact in the same area, the blue jays are a(n)
  1. ecosystem.
  2. community.
  3. habitat.
  4. population.
Grade 4 Adaptations and Behavior
An unlearned behavior that an animal is born with is a(n)
  1. instinct.
  2. extinction.
  3. camouflage.
  4. migration.
Grade 4 Botany
Which part of a flowering plant protects the seeds?
  1. flowers
  2. fruit
  3. capsules
  4. birds
Grade 4 Communities, Populations, and Ecosystems
A group of only one type of organism is a                .
  1. community.
  2. population.
  3. producer.
  4. consumer.
Grade 4 Respiration, Digestion, and Excretion
Where does digestion start?
  1. mouth
  2. small intestine
  3. large intestine
  4. stomach
Grade 4 Food Chains and Webs
A living thing that cannot make its own food and must eat other living things is a(n)
  1. consumer.
  2. herbivore.
  3. carnivore.
  4. omnivore.
Grade 4 Adaptations and Behavior
Adaptation means that plants and animals                 to help them fit into an ecosystem.
  1. change
  2. eat
  3. die
Grade 4 Food Chains and Webs
What is a food chain?
  1. grocery store
  2. links made of metal
  3. path of energy flow between organisms
Grade 4 Botany
Which is NOT a function of roots in a plant?
  1. anchor the plant
  2. absorb water from the soil
  3. absorb nutrients from the soil
  4. make food for the plant
Grade 4 Cell Structure and Function
Which cell part is NOT part of an animal cell?
  1. cytoplasm
  2. cell wall
  3. cell membrane
  4. nucleus
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