Growth
Development
Life Cycles
Cells
Environment & Growth
100

The meaning of growth in living organisms.

What is an increase in size of a living organism?

100

The meaning of development in living organisms.

What is change in structure and function over time?

100

The definition of a life cycle.

What is the series of stages in an organism’s life?

100

The role of cells in organismal growth.

What are cells causing growth by increasing in number?

100

How environmental factors can affect growth.

What is the environment affecting how organisms grow?

200

How growth in living things is different from an object getting bigger.

What is growth caused by making more cells, not just getting bigger?

200

The difference between growth and development.

What is development changing how an organism works, not just its size?

200

The reason all living things have life cycles.

What is because all living things grow, develop, and reproduce?

200

Why increasing the number of cells makes an organism larger.

What is more cells meaning a larger organism?

200

Why nutrition is important for growth and development.

What is nutrition providing energy and materials for growth?

300

Why growth in organisms happens by increasing cell number instead of cell size.

What is because cells divide to increase number, not size?

300

How development can change both how an organism looks and how it functions.

What is development changing appearance and abilities?

300

How a butterfly’s life cycle shows both growth and development.

What is growth shown by size increase and development shown by body changes?

300

How cell division supports both growth and repair.

What is cell division replacing damaged cells and adding new ones?

300

How temperature changes can affect development in animals.

What is temperature changing how fast development happens?

400

How cell division allows organisms to grow and repair their bodies.

What is cell division making new cells for growth and repair?

400

Why development is important for survival in an organism’s environment.

What is development helping organisms survive and reproduce?

400

Why different life cycle stages have different behaviors or needs.

What is different stages needing different resources or behaviors?

400

The importance of cell specialization during development.

What is specialized cells doing specific jobs during development?

400

Why organisms of the same species may grow differently in different environments.

What is different environments providing different resources?

500

The difference between growth in single-celled and multicellular organisms.

What is single-celled organisms growing by getting larger, while multicellular organisms grow by making more cells?

500

How two organisms can grow at the same rate but develop differently.

What is organisms developing different traits even if they grow at the same rate?

500

How life cycles help ensure the survival of a species over time.

What is life cycles allowing species to continue through reproduction?

500

How cells work together to form tissues and organs.

What is cells forming tissues and organs that work together?

500

How genes and the environment work together to influence growth and development.

What is genes setting limits and environment influencing how traits develop?

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