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Science Module Form 2 - Chapter 3
My blog : http://jomscorescience.blogspot email : abianajaafar@yahoo.com
Classification of Animals
(Organisms with backbone) (Organisms without backbone)
Vertebrates
Vertebrates
Warm- blooded
Cold- blooded
Science Module Form 2 - Chapter 3
My blog : http://jomscorescience.blogspot email : abianajaafar@yahoo.com
Characteristics Fish Amphibians Reptiles Birds Mammals
Habitats
(Land/ water)
Body covered by
(scales/ moist skins/
hard dry scales/
feathers/ fur/ hair)
Types of blood
(warm-blooded/ cold-
blooded)
Breath through
(gills/ lungs)
Fertilization
(internal/ external)
Types of reproduction
(lay eggs/ give birth)
Examples
Characteristics of Vertebrates
Invertebrates
Animal without jointed legs
Worm - like Not worm- like
Animals with jointed legs
Three pairs
of legs
Four pairs
of legs
More than four
pairs of legs
Science Module Form 2 - Chapter 3
My blog : http://jomscorescience.blogspot email : abianajaafar@yahoo.com
Characteristics Monocotyledons Dicotyledons
Examples of plants
Type of seed
(1 cotyledon/ 2 cotyledons)
Type of leaf
( parallel- vein/ network-
vein)
Type of root
(fibrous root / tap root)
Type of stem
(woody/ non-woody)
Classification of Plants
Flowering
Fungi Conifer
Science Module Form 2 - Chapter 3
My blog : http://jomscorescience.blogspot email : abianajaafar@yahoo.com
Fish
Live in water
Slimy scales
Cold-blooded
Breath through gills
External fertilization
Lay eggs
Amphibians
Live both in water and land
Moist skin
Cold-blooded
Breath through gills when young
Breath through skin and lungs at adult stage
External fertilization
Lay eggs
Reptilia
Live both in water and on land
Hard dry scales
Cold-blooded
Breath through lungs
Internal fertilization
Lay eggs
Bird
Live on land
Have feathers
Warm blooded
Breath through lungs
Internal fertilization
Lay eggs with shells
Mammals
Live on land
Body covered with hair
Warm-blooded
Breath through lungs
Internal fertilization
Give birth to young and produce milk for them.
Word Express
Cold –blooded Body temperature changes with surrounding temperature.
Warm –blooded Has a constant body temperature.
External fertilization Eggs are fertilized outside the females body.
Internal fertilization Eggs are fertilized inside the females body.
Science Module Form 2 - Chapter 3
My blog : http://jomscorescience.blogspot email : abianajaafar@yahoo.com
1. Fill in the blanks.
(a) Animals that have backbones are called ______________ and animals that do not have backbones are called _______________.
(b) The groups of animals living in water and breathe by means of gills is the ____________.
(c) The groups of animals living on land are ____________ and ____________.
(d) The groups of animals living in water and on land are ____________ and ____________.
(e) Amphibians, fish and reptiles are ___________________ animals. (f) Mammals and birds are ___________________ animals.
2. Choose the correct invertebrates from the list below to match the descriptions of the characteristics. (a) Have gills _____________________ (b) Spiny exoskeleton _____________________ (c ) 3 pairs of jointed legs _____________________ (d) Soft body protected by shell _____________________ (e) Jelly-like body with tentacles _____________________ (f) Four pairs of jointed legs _____________________ (g) Many legs _____________________
Exercise 3.1
Invertebrates Vertebrates
Animals
Fish Reptiles Mammals
Amphibians Birds
Starfish Jelly fish Cockle Scorpion Lobster Centipede Grasshopper
Characteristics Invertebrates
Science Module Form 2 - Chapter 3
My blog : http://jomscorescience.blogspot email : abianajaafar@yahoo.com
3.
(a) What do all the above animals have in common? ___________________________________________________________
(b) Name the animal groups X and Y
(i) X : ____________________________________________________ (ii) Y : ____________________________________________________
(c) Define the terms:
(i) Cold-blooded animals : _____________________________________ (ii) Warm-blooded animals : ____________________________________
(d) Name the animal groups that lay eggs without shell?
___________________________________________________________
(e) Which animal group does not breathe through lungs? ___________________________________________________________
4. Give the characteristics of a dicotyledon plant. (a) Number of cotyledon _______________________ (b) Leaf vein pattern _______________________ (c )Type of root system _______________________ (d) Arrangement of flower parts _______________________
Vertebrates
Warm- blooded
Eagle X
Cold- blooded
Y Amphibians Reptiles
Science Module Form 2 - Chapter 3
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5. Write the names of these non-flowering plants in the correct group. 6. Draw a leaf of a
Monocotyledon Dicotyledon
Alga Moss Fern Conifer
Science Module Form 2 - Chapter 3
My blog : http://jomscorescience.blogspot email : abianajaafar@yahoo.com
7. The diagram shows the classification of animals.
(a) What are
(i) Vertebrates : __________________________________________ (ii) Invertebrates : __________________________________________
(b) Name the groups labeled as
(i) P : ____________________________________________________ (ii) Q : ____________________________________________________ (iii) R : ____________________________________________________
(c) Mammals are warm-blooded animals but fish are cold-blooded animals. Explain the meaning of
(i) warm-blooded : __________________________________________ (ii) cold-blooded : __________________________________________
8. Diagram 1 shows three animals.
Invertebrates Vertebrates
Animals
Fish Q Mammals
P R
Diagram 1
Science Module Form 2 - Chapter 3
My blog : http://jomscorescience.blogspot email : abianajaafar@yahoo.com
(a) Name the class of these animals. ___________________________________________________________
(b) Give four characteristics of the group of animals.
(i) ________________________________________________________ (ii) ________________________________________________________ (iii) ________________________________________________________ (iv) ________________________________________________________
(c) These animals are warm-blooded. Name the other class of animals which
are also warm-blooded. ___________________________________________________________
9. Based on Diagram 2 below, answer the following questions.
Diagram 2
(a) Name the groups of :
(i) X : ____________________________________________________ (ii) Y : ____________________________________________________
(b) Define the following terms:
(i) Monocotyledons : __________________________________________ (ii) Dicotyledons : __________________________________________
Science Module Form 2 - Chapter 3
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(c) State three differences between plants in Group X and plants in Group Y.
(i) ________________________________________________________ (ii) ________________________________________________________ (iii) ________________________________________________________
(d) Complete the following table
Monocotyledons Differences Dicotyledons
Leaves
Roots
Stems
Number of petals
Number of cotyledon
10. Diagram shows the classification of plants.
(a) What is represent by Y? ___________________________________________________________
(b) State three characteristics of plant Z? (i) ________________________________________________________ (ii) ________________________________________________________ (iii) ________________________________________________________
(c) What is represented by P?
___________________________________________________________ (d) How does P reproduce?
___________________________________________________________
Plants
Flowering
X Example :
Maize plant
Non-flowering
Moss Algae Conifer Y Example :
Plant Z
P
Science Module Form 2 - Chapter 3
My blog : http://jomscorescience.blogspot email : abianajaafar@yahoo.com
11. The diagram shows four animals labeled as T, U, V and W. (a) Based on your observation of animals T, U, V and W . State the characteristics of the body covering of the animal :
(i) T - _____________________________________________________ (ii) U - _____________________________________________________ (iii) V - _____________________________________________________
(iv) W - _____________________________________________________ (b) Classify the animals T, U, V and W according to their ways of fertilization.
T, U, V and W
Type of fertilization
Name of animals
i
i
ii
ii
Science Module Form 2 - Chapter 3
My blog : http://jomscorescience.blogspot email : abianajaafar@yahoo.com
12. The diagram below shows four different types of animals.
(a) What is the common classification used to group all these animals together. ___________________________________________________________
(b) Give two common characteristics that can be used to classify these animals into smaller groups.
(i) _____________________________________________________ (ii) _____________________________________________________
(c) Classify the animals based on similar characteristics they have and give example of the animals based on the diagram above. Fill in the spaces provided.
L, M, N and O
Similar characteristics
Examples of animals
i
i
ii
ii
Science Module Form 2 - Chapter 3
My blog : http://jomscorescience.blogspot email : abianajaafar@yahoo.com
13. Diagram shows a picture of animals P, Q, R, S and T. Based on your observation in the diagram,
(a) State one characteristic of any four of the animals P, Q, R, S and T. P : ____________________________________________________ Q : ____________________________________________________ R : ____________________________________________________ S : ____________________________________________________ T : ____________________________________________________ (b) Classify the above animals into two groups based on common
characteristics. Name the animals belonging to each group.
Animal
Name of animal
Common characteristics
Science Module Form 2 - Chapter 3
My blog : http://jomscorescience.blogspot email : abianajaafar@yahoo.com
14. The diagrams below show four type of Malaysian fruit. (d) Based on your observation of the pictures above, classify the seeds of the
fruits into two groups and write the examples in the table below.
(e) Give four characteristics of the plants germinated from the seeds of one of the classified groups mentioned above. (i) ________________________________________________________ (ii) ________________________________________________________ (iii) ________________________________________________________ (iv) ________________________________________________________
Classification of seeds Examples based on pictures above
i.
i.
ii.
ii.
Science Module Form 2 - Chapter 3
My blog : http://jomscorescience.blogspot email : abianajaafar@yahoo.com
15. The diagram shows six animals.
(a) State one similarity among all the six animals. ___________________________________________________________
(b) State three characteristics that can be used to classify the animals.
(i) ________________________________________________________ (ii) ________________________________________________________ (iii) ________________________________________________________
(c) Classify the animals based on the similar characteristics that can be
observed by filling in the spaces provided below.
Animals
(i) Similar characteristics
(ii) Examples of animals
(iiii) Similar characteristics
(iv) Examples of animals
Science Module Form 2 - Chapter 3
My blog : http://jomscorescience.blogspot email : abianajaafar@yahoo.com
16. The diagram shows pictures of several parts of plants. Look at the parts of plants in the diagram.
(a) State one characteristic of any four of the following parts.
U : ______________________________________________________ V : ______________________________________________________ W : ______________________________________________________ X : ______________________________________________________ Y : ______________________________________________________ Z : ______________________________________________________
(b) Classify U, V, W , X, Y and Z into two groups based on their common characteristics.
U, V, W, X, Y and Z
Group
Part of plant
i
i
ii
ii
Science Module Form 2 - Chapter 3
My blog : http://jomscorescience.blogspot email : abianajaafar@yahoo.com
17. The diagram shows a picture of animals J, K, L, M and N. Based on your observation in the diagram,
(a) State one characteristic of any four of the animals J, K, L, M and N.
J : ____________________________________________________ K : ____________________________________________________ L : ____________________________________________________ M : ____________________________________________________ N : ____________________________________________________ (c) Classify the above animals into two groups based on common
characteristics. Name the animals belonging to each group.
J, K, L, M and N
Common characteristics
Animals
i
i
ii
ii