Year 7 Classification Revision
Name: _________________________________
1. What is another name for living things?
Organisms
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2. Give two differences between dead living things and non-living thing.
Dead Living things are composed of cells and they will be decomposed
naturally. Non-living things have no cells and do not decomposed.
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3. What are the 7 characteristics of living things?
MRS GREN: Movement/ Respiration/ Sensitivity/ Growth/ Reproduction/
Excretion/ Nutrition
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4. Use the dichotomous key to separate the following creatures
(use legs, no legs, horn, no horm, antenna, no antenna, etc)
A
B
C
D
E
No legs
Legs
C
Horns
D
No Horns
spines on body
No spines
antenna
No antenna
A
E
B
5. Give the term used for the study of classification and naming organism. What do you call
this expert.
Taxonomy
Taxonomists
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6. Plants and Fungi are very similar as they both multicellular and contain cell wall in their
cells. What is the main difference between them.
Plants have green pigment chlorophyll for photosynthesis but no chlorophyll in
Fungi.
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7. Give 3 examples of Fungi.
Mushroom, Mold and Yeast
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8. What is the main difference between a vertebrate and an invertebrate?
A vertebrate is an animal with a backbone inside the body, but an invertebrate
has no backbone; but may have an exoskeleton.
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9. Identify which is vertebrate (V) and which is invertebrate. (I)
Cuttlefish
I
Eel
V
Shark
V
Pig
V
Whale
V
Octopus
I
Jellyfish
I
Starfish
I
Grasshopper
I
Sea horse
V
10. Which 2 groups of vertebrates are known as “warm-blooded”? Which are “cold-blooded”?
What do they actually mean?
Warm-blooded = Bird and Mammals
Cold-blooded = Fish, Amphibian and Reptile
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11. There are three types of mammals: monotremes, marsupials and placentals. What are
their differences? Give an example for each type.
Monotreme = a mammal that bear eggs, eg. Platypus
Marsupial = a mammal that give birth to undeveloped baby that needs to grow
further in mum’s pouch, eg. kangaroo
Placental = a mammal that give birth to live birth eg. dog
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12. What are arthropods? Which are the 4 groups of arthropods?
Invertebrates with jointed legs. Insects, Arachnids, Crustaceans and Myriapods
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13. Which of the followings are non-vascular plants?
rose, moss, fern, liverwort, pine tree, grass
Non-vascular plants = liverwort and moss
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14. Give two special characteristics of organisms (bacteria) in MONERA kingdom.
Unicellular and no true nucleus
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15. Complete the table showing the characteristics on plants
Group
Vascular
tissues
Bryophytes
(Mosses)
Ferns
Conifers
Angiosperms
Spores for
Cone
reproduction
Seed for
Flower
reproduction
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16. Cnidarians are a group of primitive animals living in the sea. Give one characteristics of
Cnidarians and 3 examples.
They are invertebrates with soft bodies; having tentacles with stinging cells.
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17. Complete the following table showing the characteristics of some invertebrates
Types of invertebrates: Crustacean, Echinoderm, Worm, Mollusc
Organism
Type of
invertebrate
Characteristics
Sandworm
Worm
Tubular without legs
Snail
Mollusc
Soft body with no legs
Sea Urchin
Echindoerm Spined skin with tube feet
Yabby
Crustacean
5 to 10 pairs of legs
Dragonfly
Insect
3 pair of legs and 3 body parts
Millipede
Myriapod
More than 10 pairs of legs
18. List the group of vertebrates: fish, mammal, reptile, amphibian, bird
a) Mammal = Having fur and feeding milk to their young
b) Fish =
Having fins for swimming and using gills for breathing
c) Reptiles = Having rough, dry scaly skin and soft shelled eggs
d) Bird =
Having hard-shelled eggs and feather for flight
e) Amphibian = Can live in water and on land with moist skin for breathing.