Living or Nonliving
Cell Parts
Levels of Organization
Human Body Systems
Genes & the Environment
100

Living things can grow, reproduce, and use energy. True or False?

True

100

The control center of the cell is the _______.

Nucleus

100

What is the smallest unit of life?

Cell

100

Which system supports and protects the body?

Skeletal system

100

Traits passed from parents to offspring are called _______ factors.

Genetic

200

What is something that does not grow or reproduce?

Nonliving thing

200

What part of the cell controls what enters and leaves?

Cell membrane

200

Groups of similar cells working together are called _______.

Tissues

200

Which system breaks down food into nutrients?

Digestive system

200

Temperature, food, and pollution are examples of _______ factors.

Environmental

300

Give one example of a living thing and one example of a nonliving thing

Examples vary (dog/rock)

300

Which organelle makes energy for the cell?

Mitochondria

300

What comes after organs in the level of organization?

Organ system

300

Which system moves blood through the body?

Circulatory system

300

What does “reproductive success” mean?

Producing offspring that survive and reproduce

400

What are the 4 things all living things do?

Grow, reproduce, respond, and use energy

400

Which two parts are found in plant cells but not in animal cells?

Cell wall and chloroplasts

400

Put these in order: Cell → Organ system → Tissue → Organ → Organism

Cell → Tissue → Organ → Organ system → Organism

400

Which system removes waste from the body?

Excretory system

400

What does probability measure?

The chance that something will happen

500

Why is a seed considered living even though it seems inactive?

It can grow and reproduce under the right conditions

500

What do chloroplasts do for a plant cell?

They make food through photosynthesis

500

What makes up an organism?

All its organ systems working together

500

Which system helps you sense and respond to your environment?

Nervous system

500

What do we call any living thing?

Organism