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© 2012 Alston Publishing House Pte Ltd Science SMART Teacher’s Guide Grade 6 285
Name: Class: Date:
Adaptations
Consolidation Worksheet 1What Are Adaptations?Adaptations can be broadly classified into behavioural adaptations and structural adaptations. Study the pictures and descriptions of the animals below carefully and match them with the type(s) of adaptation these animals have.
A Fennec fox hibernates during the long cold winter months.
A chameleon changes colour to attract a mate.
Geese migrate to warmer countries to escape winter.
The oar-like legs of a water boatman help propel it in water.
The modified body of a stick insect allows it to hide from predators.
Structural adaptation
Behavioural adaptation
286 © 2012 Alston Publishing House Pte LtdAdditional Teacher’s Resources
Name: Class: Date:
Adaptations
Consolidation Worksheet 2How Are Animals Adapted to Their Environment?Classify the animals below according to how they breathe in water in the table provided.
Humpback whale Tadpole
Shrimp
Dolphin
Water boatman Wriggler
Water scorpion Great diving beetle
Methods of breathing in water
Air bubble Gills Lungs Breathing tube
© 2012 Alston Publishing House Pte Ltd Science SMART Teacher’s Guide Grade 6 287
Name: Class: Date:
Adaptations
Consolidation Worksheet 3How Are Plants Adapted to Their Environment?Seeds are dispersed from their parent plants mainly by these four methods:• Byanimals• Bywind• Bywater• Bysplitting
Study the plants and seeds below and write down below each picture the method by which the seeds are dispersed from the parent plant.
Burdock Saga seeds Maple seeds
Coconut Raspberries Lallang
Apples Mangrove seedling Squirting cucumber
Name: Class: Date:
Adaptations
Consolidation Worksheet 2How Are Animals Adapted to Their Environment?Classify the animals below according to how they breathe in water in the table provided.
Humpback whale Tadpole
Shrimp
Dolphin
Water boatman Wriggler
Water scorpion Great diving beetle
Methods of breathing in water
Air bubble Gills Lungs Breathing tube
288 © 2012 Alston Publishing House Pte LtdAdditional Teacher’s Resources
Name: Class: Date:
Adaptations
Consolidation Worksheet 4How Are Different Organisms Suited to Their Habitats?The grassland is a warm and dry habitat. Fill in the blanks below to describe how each organism has adapted to surviving in this environment.
Acacia trees have long that
grow deep underground. The trees have
developed long sharp to
discourage animals from eating their leaves.
Zebra
Cheetah
The cheetah has powerful
that enable it to run fast to catch its prey. Its
body also with its surroundings
so that it is unseen by its prey. Its sharp
and can grip
and tear the flesh of its prey easily.
The zebra eats that grows in
abundance in this habitat. The
on its body help it to blend in with its
surroundings. It confuses its predators by
living in a with other zebras
as protection.
Acacia trees
© 2012 Alston Publishing House Pte Ltd Science SMART Teacher’s Guide Grade 6 289
Name: Class: Date:
Adaptations
Consolidation Worksheet 4How Are Different Organisms Suited to Their Habitats?The grassland is a warm and dry habitat. Fill in the blanks below to describe how each organism has adapted to surviving in this environment.
Acacia trees have long that
grow deep underground. The trees have
developed long sharp to
discourage animals from eating their leaves.
Zebra
Cheetah
The cheetah has powerful
that enable it to run fast to catch its prey. Its
body also with its surroundings
so that it is unseen by its prey. Its sharp
and can grip
and tear the flesh of its prey easily.
The zebra eats that grows in
abundance in this habitat. The
on its body help it to blend in with its
surroundings. It confuses its predators by
living in a with other zebras
as protection.
Acacia trees
Name: Class: Date:
Fun and Games
Adaptations
Crossword Puzzle!
Complete the crossword puzzle using the clues given below.
1
2 3
4 5
6 7
8
9
10 11
12 13
290 © 2012 Alston Publishing House Pte LtdAdditional Teacher’s Resources
Down:1. A adaptation refers to the way an organism behaves to stay alive in its
environment.3. The penguin has a body that helps it to move quickly in water.4. Animals that breathe through can take in oxygen from the water.5. Leopard spots make an excellent that enables the leopard to hide from
unsuspecting prey.6. The leaves of most aquatic plants are waxy to keep them .9. The bones of birds that can fly are , reducing their body weight.11. The pea plant uses its that coil to climb structures for support.13. Seeds that are dispersed by are usually small and light.
Across:2. When a brown bear during winter, it goes into a deep sleep where its
heart rate slows down and its body temperature drops.7. Salmon are fish that live in the sea and to fresh water to reproduce.8. A adaptation refers to a physical feature of an organism that helps it to
survive in its environment.10. When a butterfly gets nectar from flowers, it also helps to the flowers.12. The whale has a at the top of its head through which it breathes in air.
© 2012 Alston Publishing House Pte Ltd Science SMART Teacher’s Guide Grade 6 291
Name: Class: Date:
Exam Practice
Adaptations
Ari tried to grow Plant X, shown below, in a desert. The plant died a few days later.
Process skills: Observing, Analysing
A few days later
Plant X
a. State two features of Plant X that made it unsuitable for surviving in the desert. [2 marks]
b. Explain your answer in ‘a’. 2 marks]
Hint:How do the features mentioned in ‘a’ affect Plant X in terms
of its tendency to lose water to the surroundings and its ability
to absorb water?
292 © 2012 Alston Publishing House Pte LtdAdditional Teacher’s Resources
Ch
ap
ter 4
Ans
wer
s to
Add
ition
al Te
ache
r’s R
esou
rces
Ans
wer
s to
Add
ition
al Te
ache
r’s R
esou
rces
Nam
e:
C
lass
:
Dat
e:
Ad
apta
tio
ns
Co
nso
lid
atio
n W
ork
shee
t 1W
ha
t A
re A
da
pta
tions?
Ada
ptat
ions
can
be
broa
dly
clas
sifie
d in
to b
ehav
iour
al a
dapt
atio
ns a
nd s
truc
tura
l ad
apta
tions
. Stu
dy th
e pi
ctur
es a
nd d
escr
iptio
ns o
f the
ani
mal
s be
low
car
eful
ly
and
mat
ch th
em w
ith th
e ty
pe(s
) of
ada
ptat
ion
thes
e an
imal
s ha
ve.
A F
enne
c fo
x hi
bern
ates
dur
ing
the
long
col
d w
inte
r m
onth
s.
A c
ham
eleo
n ch
ange
s co
lour
to
att
ract
a m
ate.
Gee
se m
igra
te
to w
arm
er
coun
trie
s to
es
cape
win
ter.
The
oar-
like
legs
of a
wat
er
boat
man
hel
p pr
opel
it in
wat
er.
The
mod
ified
bod
y of
a s
tick
inse
ct
allo
ws
it to
hid
e fr
om p
reda
tors
.
Stru
ctur
al a
dapt
atio
n
Beha
viou
ral
adap
tatio
n
Nam
e:
C
lass
:
Dat
e:
Ad
apta
tio
ns
Co
nso
lid
atio
n W
ork
shee
t 2H
ow
Are
Anim
als
Ad
ap
ted
to
Thei
r En
viro
nm
ent?
Cla
ssify
the
anim
als
belo
w a
ccor
ding
to h
ow th
ey b
reat
he in
wat
er in
the
tabl
e pr
ovid
ed.
Hum
pbac
k w
hale
Tadp
ole
Shrim
p
Dol
phin
Wat
er b
oatm
anW
riggl
er
Wat
er s
corp
ion
Gre
at d
ivin
g be
etle
Met
hods
of
brea
thin
g in
wat
er
Air
bubb
leG
illsLu
ngs
Brea
thin
g tu
be
Wat
er b
oatm
anG
reat
div
ing
beet
leSh
rimp
Tadp
ole
Hum
pbac
k w
hale
D
olph
inW
riggl
erW
ater
sco
rpio
n
© 2012 Alston Publishing House Pte Ltd Science SMART Teacher’s Guide Grade 6 293
Ada
ptat
ions
Ans
wer
s to
Add
ition
al Te
ache
r’s R
esou
rces
Ans
wer
s to
Add
ition
al Te
ache
r’s R
esou
rces
Nam
e:
C
lass
:
Dat
e:
Ad
apta
tio
ns
Co
nso
lid
atio
n W
ork
shee
t 3H
ow A
re P
lant
s A
dapte
d t
o Th
eir
Envi
ronm
ent?
Seed
s ar
e di
sper
sed
from
thei
r pa
rent
pla
nts
mai
nly
by th
ese
four
met
hods
:•
Byanimals
•By
wind
•By
water
•By
splitting
Stud
y th
e pl
ants
and
see
ds b
elow
and
writ
e do
wn
belo
w e
ach
pict
ure
the
met
hod
by w
hich
the
seed
s ar
e di
sper
sed
from
the
pare
nt p
lant
.
Burd
ock
Saga
see
dsM
aple
see
ds
Coc
onut
Rasp
berr
ies
Lalla
ng
App
les
Man
grov
e se
edlin
gSq
uirt
ing
cucu
mbe
r
By a
nim
als
By w
ater
By a
nim
als
By s
plitt
ing
By a
nim
als
By w
ater
By w
ind
By w
ind
By s
plitt
ing
Nam
e:
C
lass
:
Dat
e:
Ad
apta
tio
ns
Co
nso
lid
atio
n W
ork
shee
t 4H
ow A
re D
iffe
rent
Org
ani
sms
Suite
d
to T
heir
Habita
ts?
The
gras
sland
is a
war
m a
nd d
ry h
abita
t. Fil
l in
the
blan
ks b
elow
to d
escr
ibe
how
eac
h or
gani
sm h
as a
dapt
ed to
sur
vivi
ng in
this
envi
ronm
ent.
Aca
cia
tree
s ha
ve lo
ng
that
grow
dee
p un
derg
roun
d. T
he tr
ees
have
deve
lope
d lo
ng s
harp
to
disc
oura
ge a
nim
als
from
eat
ing
thei
r le
aves
.
Zebr
a
Che
etah
The
chee
tah
has
pow
erfu
l
that
ena
ble
it to
run
fast
to c
atch
its
prey
. Its
body
also
w
ith it
s su
rrou
ndin
gs
so th
at it
is u
nsee
n by
its
prey
. Its
sha
rp
and
c
an g
rip
and
tear
the
flesh
of i
ts p
rey
easil
y.
The
zebr
a ea
ts
that
gro
ws
in
abun
danc
e in
this
habi
tat.
The
on it
s bo
dy h
elp
it to
ble
nd in
with
its
surr
ound
ings
. It c
onfu
ses
its p
reda
tors
by
livin
g in
a
with
oth
er z
ebra
s
as p
rote
ctio
n.
Aca
cia
tree
s
root
s
thor
ns
legs
cam
oufla
ges
teet
hcl
aws
gras
s
strip
es
grou
p
294 © 2012 Alston Publishing House Pte LtdAdditional Teacher’s Resources
Ch
ap
ter 4
Ans
wer
s to
Add
ition
al Te
ache
r’s R
esou
rces
Ans
wer
s to
Add
ition
al Te
ache
r’s R
esou
rces
Nam
e:
C
lass
:
Dat
e:
Fu
n a
nd
G
ames
Ad
apta
tio
ns
Cro
ssw
ord
Pu
zzle
!
Com
plet
e th
e cr
ossw
ord
puzz
le u
sing
the
clue
s gi
ven
belo
w.
1
23
45
67
8
9
1011
1213
B E HH
IB
ER
NA
TE
S
AT
VG
CR
WI
MI
GR
AT
E
AO
LM
A
ST
RU
CT
UR
AL
OM
ER
SU
L
RA
HF
I
PL
PO
LL
IN
AT
E
RL
AE
E
OL
GD
N
OB
LO
WH
OL
ED
FI
WR
NI
DL S
Dow
n:1.
A
ada
ptat
ion
refe
rs to
the
way
an
orga
nism
beh
aves
to s
tay
aliv
e in
its
envi
ronm
ent.
3.
The
peng
uin
has
a b
ody
that
hel
ps it
to m
ove
quic
kly in
wat
er.
4.
Ani
mal
s th
at b
reat
he th
roug
h c
an ta
ke in
oxy
gen
from
the
wat
er.
5.
Leop
ard
spot
s m
ake
an e
xcel
lent
th
at e
nabl
es th
e le
opar
d to
hid
e fr
om
unsu
spec
ting
prey
.6.
Th
e le
aves
of m
ost a
quat
ic p
lant
s ar
e w
axy
to k
eep
them
.
9.
The
bone
s of
bird
s th
at c
an fl
y ar
e , r
educ
ing
thei
r bo
dy w
eigh
t.11.
Th
e pe
a pl
ant u
ses
its
that
coi
l to
clim
b st
ruct
ures
for
supp
ort.
13.
Seed
s th
at a
re d
isper
sed
by
are
usu
ally
sm
all a
nd li
ght.
Acr
oss:
2.
Whe
n a
brow
n be
ar
dur
ing
win
ter,
it go
es in
to a
dee
p sle
ep w
here
its
hear
t rat
e slo
ws
dow
n an
d its
bod
y te
mpe
ratu
re d
rops
.7.
Sa
lmon
are
fish
that
live
in th
e se
a an
d to
fres
h w
ater
to r
epro
duce
.8.
A
a
dapt
atio
n re
fers
to a
phy
sical
feat
ure
of a
n or
gani
sm th
at h
elps
it to
su
rviv
e in
its
envi
ronm
ent.
10.
Whe
n a
butte
rfly
get
s ne
ctar
from
flow
ers,
it al
so h
elps
to
the
flow
ers.
12.
The
wha
le h
as a
a
t the
top
of it
s he
ad th
roug
h w
hich
it b
reat
hes
in a
ir.
© 2012 Alston Publishing House Pte Ltd Science SMART Teacher’s Guide Grade 6 295
Ada
ptat
ions
Ans
wer
s to
Add
ition
al Te
ache
r’s R
esou
rces
Nam
e:
C
lass
:
Dat
e:
Ex
am P
ract
ice
Ad
apta
tio
ns
Ari
trie
d to
gro
w P
lant
X, s
how
n be
low
, in
a de
sert
. The
pla
nt d
ied
a fe
w d
ays
late
r.
Pro
cess
sk
ills
: Obs
ervi
ng, A
naly
sing
A fe
w
days
la
ter
Plan
t X
a.
Stat
e tw
o fe
atur
es o
f Pla
nt X
that
mad
e it
unsu
itabl
e fo
r su
rviv
ing
in th
e
dese
rt.
[2 m
arks
]
b.
Expl
ain
your
ans
wer
in ‘a
’. 2
mar
ks]
Hin
t:H
ow d
o th
e fe
atur
es m
entio
ned
in ‘a
’ aff
ect
Pla
nt X
in t
erm
s of
its
tend
ency
to
lose
wat
er t
o th
e su
rrou
ndin
gs a
nd it
s ab
ility
to
abs
orb
wat
er?
Larg
e le
aves
and
sho
rt r
oots
.
The
larg
e le
aves
cau
sed
the
plan
t to
lose
a lo
t
of w
ater
in th
e de
sert
hea
t. Th
e sh
ort r
oots
wer
e no
t abl
e to
abs
orb
enou
gh w
ater
from
the
grou
nd.
© 2012 Alston Publishing House Pte Ltd Science SMART Teacher’s Guide Grade 6 297
Ada
ptat
ions
GlossaryChapter 4: Adaptations
Adaptation A special characteristic that an organism has so that it can survive in its habitat
Behavioural The way an organism acts or behaves to survive in its habitat, adaptation such as living in groups
Blowhole A hole found on the top of the heads of some aquatic animals that they breathe through
Breathing tube A tube used by some aquatic animals to take in air
Camouflage An organism’s ability to blend its body colour, shape or texture to match its surroundings
Climbers Plants that climb onto supports using their clasping roots
Creepers Plants that have long and thin stems which grow on the surface of the ground
Hibernate To enter an inactive state in which most body functions are slowed down to conserve energy so as to survive a period of time when food is scarce, especially during winter
Migrate To move from one location to another periodically or seasonally
Streamlined A body shape which many aquatic animals and birds have that allows them to overcome water resistance or air resistance respectively so that they can move with greater speed and ease
Structural A physical feature of an organism which helps it to survive in itsadaptation habitat
Tendrils Modifiedleaveswhichcertainplantshavethathelpthemhookonto a support so that they can climb vertically to get more sunlight
Venom A poisonous substance secreted by animals, such as certain types of snakes and scorpions, usually transmitted through bites or stings