20. Rubrics for Group Activity
Criteria
Group members work cooperatively by sharing ideas
and delegating group task to each member
Group output is presentable and neat
Group members communicate by using soft voice.
26. Animals can be classified according
to the presence and absence of
backbone.
1. Animals with backbone are called
VERTEBRATES.
2. Animals without backbone are called
INVERTEBRATES.
27. Animals that have
backbones called
vertebrates.
Vertebrates have
two pairs of limbs.
Amphibians,
reptiles, birds,
and mammals are
some examples of
vertebrates.