F2 - SEM2 - Sensng the Environment - 10.1 Senses and Sense organs
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What is meant by Stimuli? 10.1 Senses and Sense organs
Environmental changes that cause living things to respond 10.1 Senses and Sense organs
Why detect and respond to changes is important to living things? 10.1 Senses and Sense organs
• find food • find mates • escape from danger 10.1 Senses and Sense organs
Give an example how detect and respond to changes help living things to find food. 10.1 Senses and Sense organs
Hawk see small animals that are far away and catch them 10.1 Senses and Sense organs
Give an example how detect and respond to changes help living things to find mates. 10.1 Senses and Sense organs
Male polar bears smell the scent left by female in their footprints » follow this scent to find the females. 10.1 Senses and Sense organs
Give an example how detect and respond to changes living things to escape from danger 10.1 Senses and Sense organs
Rabbits hear sound made by their enemies far away » run away quickly 10.1 Senses and Sense organs
Which part of the body detect stimuli? 10.1 Senses and Sense organs
specialized sensory cells in different sense organs 10.1 Senses and Sense organs
Describe how sense is produced 10.1 Senses and Sense organs
Stimula » detected by specialized sensory cells in sense organ » send message to brain » produces sense 10.1 Senses and Sense organs
List the 5 main sense organs of humans 10.1 Senses and Sense organs
• eye • ear • nose • tongue • skin 10.1 Senses and Sense organs
What is stimuli and sense produced for eye, ear, nose and tongue? 10.1 Senses and Sense organs
eye: light > sight ear: sound > hearing nose: chemicals in air > smell tongue: chemicals in food > taste 10.1 Senses and Sense organs
What are stimulus and sense produced for skin? 10.1 Senses and Sense organs
touch (fur) > touch pain > pain pressure > pressure temperature > hot, cold things in contact with skin > touch, pressure, pain, hot and cold 10.1 Senses and Sense organs
Give an example how animal can detect environment changes in different ways 10.1 Senses and Sense organs
Bats detect object by emitting sounds and listening to echoes allow them fly and hunt in the dark 10.1 Senses and Sense organs