2. Based on morphological features
Roots, stems, leaves, fruits
Based on habitat
Aquatic, terrestrial, costal, mangrove
Based on nature
Plants, trees, shrubs, creepers
Diversity
among
plants
14. Diversity
among
animals
Based on living (habitat)
Terrestrial, aquatic, air
Based on mode of
locomotion
Walking, creeping,
flying
Based on external
characteristics
Color, shape, appendages
Based on type of food
Carnivorous, omnivorous,
herbivorous
Based on feeding
mechanisms
Chew, suck,
swallow
19. Classification of animals based on what they eat
Carnivore Herbivore Omnivore
Animals that eat only
animal flesh or meat
-Dogs
-Cats
-Lions
-Tigers
-Sharks
-Snakes
Animals that eat only
plants
-Cows
-Horses
-Elephants
-Dears
-Rabbits
-Goats
Animals that eat both
plants and animals
-Bear
-Pig
-Crow
-Squirrels
-Rats
-Chimpanzees
21. Categorization of organisms
using the presence or absence
of a characteristic feature is
known as a dichotomous key. It
is more suitable to use external
features that can be easily
observed.
Dichotomous key
22.
23.
24. •There are living things (organisms) as well as non - living things in
our environment.
•Organisms can be classified into 3 major groups as plants, animals
and micro-organisms.
•Growth, nutrition, respiration, movements and reproduction are the
main characteristics of living organisms.
•There are many differences between plants and animals.
•There is a vast diversity among animals as well as among plants.
•Dichotomous key can be used to classify and identify plants and
animals.
SUMMARY
