Name:
3.2
A

(
)
Class:
Date:
Grouping of living things(1) (Book 1A, p. 156)
Need of grouping (Book 1A, p. 156)
Scientists put living things into different groups according to some
(1) ________________________ (主要特徵). This help scientists identify living things and
study the large number of them in an (2) _______________ way.
B
Different groups of animals and plants (Book 1A, p. 157)

Two main groups of living things are (3) _______________ and (4) _______________.
1
Animals (Book 1A, p. 157)

Animals can be sorted into (5) _______________ (無脊椎動物) and
(6) _______________ (脊椎動物).

Vertebrates have a (7) _______________ (脊柱) while invertebrates do not.

Vertebrates can be further sorted into five groups: (8) _______________ (魚類),
(9) _______________ (兩棲類), (10) _______________ (爬行類), (11) _______________ (鳥類)
and (12) _______________ (哺乳類).
Vertebrates
Fish
Key features

Have slimy (13) _______________ (鱗)

Have (14) _______________ (鰓) for breathing in water

Have (15) _______________ (鰭) for swimming

Body temperature (16) _______________with the
environment
 Goldfish
New Mastering Science
© Oxford University Press 2018
Lesson Worksheet 1A
-1-
Amphibians

Have moist skin but no (17) _______________

The young forms live in water and have
(18) _______________ for breathing; the adults live
mostly on land and breathe with
(19) _______________ (肺) or skin
 Newt

The adults have (20) ______________________ for
swimming and walking

Body temperature changes with the
(21) _____________________
Reptiles

Have dry, hard (22) _______________ for protection

Breathe with (23) _______________

Most have (24) ______________________

(25) ___________________________ changes with the
environment
 Tortoise
Birds

Have a (26) _______________ (喙) and
(27) _______________ (羽毛)

Breathe with (28) _______________

Have a pair of (29) _______________ (翅膀) for flying
and two other (30) _______________
 Duck
Mammals

Can maintain a (31) _______________ body temperature

Have (32) ______________________ (乳腺) for producing
milk

Have fur or (33) _______________ (毛髮) on the skin

Breathe with (34) _______________

Can maintain a (35) _______________ body temperature
 Rabbit
New Mastering Science
© Oxford University Press 2018
Lesson Worksheet 1A
-2-