5.2a Plants respond to changes in their environment. For example,the leaves of some

green plants change position as the direction of light changes;the parts of some plants

undergo seasonal changes that enable the plant to grow; seeds germinate,and leaves

form and grow.

5.2b Animals respond to change in their environment,(e.g., perspiration, heart rate,

breathing rate, eye blinking, shivering,and salivating).

5.2c Senses can provide essential information (regarding danger, food, mates,etc.)to

animals about their environment.

5.2d Some animals, including humans,move from place to place to meet their needs.

5.2e Particular animal characteristics are influenced by changing environmental condi-

tions including: fat storage in winter, coat thickness in winter, camouflage, shedding of


5.2f Some animal behaviors are influenced by environmental conditions.These behav-

iors may include:nest building,hibernating,hunting,migrating,and communicating.

5.2g The health, growth,and development of organisms are affected by environmental

conditions such as the availability of food, air, water,space, shelter, heat, and sunlight.