Bio IGCSE (2)

Respiration

________- Chemical reactions that break down nutrient molecules in living cells to release energy.

Sensitivity

________- Ability to detect stimuli in their surroundings and to make responses.

Nutrition

________- The taking in of materials for energy, growth and development.

Movement

Living organisms share the following characteristics: ________- An action by an organism or part of an organism that causes a change in position or place.

Growth

________- Permanent increase in size and dry mass by an increase in the number of cells, the cell size or both.

Excretion

________- Removal of toxic materials from organisms.

bacteria

Some ________ can carry out photosynthesis.

Reproduction

________- Processes that make more of the same kind.

Pathogens

What are disease causing organisms? Answer with a single words or term.

IGCSE Biology

________- 1 The nature & variety of living organisms (a) Characteristics of Living Organisms.

Homeostasis

________- The ability to control their internal conditions.

Cells walls

What are made of chitin;