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Checkpoint Biology 0893

Grade 6 - Unit 1: Cells and organisms

0/11 Dr Dabour Hub Science Diagram and Course Material

Grade 6 - Unit 4: Living organisms and classification

0/12 Dr Dabour Hub Science Diagram and Course Material

Grade 6 - Unit 7: Microorganisms and food webs

0/11 Dr Dabour Hub Science Diagram and Course Material

Grade 7 - Unit 1: Breathing and respiration

0/12 Dr Dabour Hub Science Diagram and Course Material

Grade 7 - Unit 4: Ecosystems

0/10 Dr Dabour Hub Science Diagram and Course Material

Grade 7 - Unit 7: Nutrition, health and movement

0/10 Dr Dabour Hub Science Diagram and Course Material

Grade 8 - Unit 1: Cells and organisms

0/10 Dr Dabour Hub Science Diagram and Course Material

Grade 8 - Unit 4: Living organisms and classification

0/12 Dr Dabour Hub Science Diagram and Course Material

Grade 8 - Unit 7: Microorganisms and food webs

0/10 Dr Dabour Hub Science Diagram and Course Material
Quiz

4.3 Classifying Organisms What Is A Species

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Classifying Organisms What Is A Species Checkpoint Biology quiz: free practice for Cambridge Checkpoint Biology 0893. Work through this Classifying Organisms What Is A Species Checkpoint Biology quiz and get instant feedback on every answer. If you get stuck, review the 8.3 Classifying organisms what is a species lesson. More practice: Cambridge Checkpoint Biology 0893 — all units. Syllabus: Cambridge Lower Secondary programme.

  • Questions count: 50
  • Passing grade: B+
  • Time limit:
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1.
Which statement correctly describes species?
produce offspring
able to reproduce
a group able to reproduce and produce fertile offspring
new organisms produced by parents
2.
Which statement correctly describes reproduce?
a group able to reproduce and produce fertile offspring
able to reproduce
produce offspring
new organisms produced by parents
3.
Which statement correctly describes offspring?
a group able to reproduce and produce fertile offspring
able to reproduce
new organisms produced by parents
produce offspring
4.
Which statement correctly describes fertile?
a group able to reproduce and produce fertile offspring
new organisms produced by parents
able to reproduce
produce offspring
5.
Which of these is the FIRST step in the correct order?
consider whether they reproduce
check whether the offspring are fertile
compare organisms
check whether offspring are produced
6.
Which step comes immediately after "consider whether they reproduce"?
compare organisms
check whether the offspring are fertile
check whether offspring are produced
7.
Which practical work belongs to Classifying Organisms What Is A Species?
Use evidence to discuss why viruses sit at the boundary between living and non-living
Follow paired-choice questions accurately and check identification against observable features
Apply the seven characteristics to living, non-living and once-living examples
Use reproductive evidence and observable features to compare organisms
8.
The diagram shows how five mammals are classified within one order. Which statement is supported by the diagram?
Dr Dabour Hub Science Diagram and Course Material
The tiger and the house cat belong to the same genus
The grey wolf and the lion are classified in different orders
The lion is more closely related to the house cat than to the wolf
The coyote shares more groups with the tiger than with the wolf
9.
Farida hand-pollinated wild poppies from three places, A, B and C, and recorded what happened. How many species do the three populations belong to?
Dr Dabour Hub Science Diagram and Course Material
Three: each population is a separate species
Two: A and B form one species, C is another
One: every pair could be crossed with each other
Two: B and C form one species, A is another
10.
Use the labelled features of the bottlenose dolphin. Which vertebrate group does it belong to, and which evidence shows this?
Dr Dabour Hub Science Diagram and Course Material
Mammal – it breathes with lungs, has some hair and feeds its young milk
Fish – it lives in water all its life and moves using fins and a tail
Reptile – it has smooth skin with no fur, like a sea snake
Amphibian – it lives in water but must come to the surface to breathe
11.
Sami sorted ten animals using the Venn diagram. Animals outside both circles have no backbone and cannot fly. Which animal has Sami put in the wrong place?
Dr Dabour Hub Science Diagram and Course Material
The bat, because bats are invertebrates
The penguin, because all birds can fly
The bee, because insects have a backbone
The whale, because it has a backbone
12.
Nadia drew two single-celled organisms, X and Y, that she saw using microscopes. Which kingdoms do they belong to?
Dr Dabour Hub Science Diagram and Course Material
X is a prokaryote and Y is a protoctist
X is an animal and Y is a prokaryote
X is a protoctist and Y is a prokaryote
X is a fungus and Y is a plant
13.
Use the bar chart. Approximately what percentage of all known vertebrate species are mammals?
Dr Dabour Hub Science Diagram and Course Material
About 9%
About 20%
About 48%
About 15%
14.
Tariq used this method to test whether plants A and B are the same species. Which step prevents flower B from being pollinated by its own pollen?
Dr Dabour Hub Science Diagram and Course Material
Step 3, covering flower B with a paper bag
Step 2, brushing pollen from A onto flower B
Step 4, collecting and planting the seeds
Step 1, removing the stamens from flower B
15.
A breeding centre recorded the results of mating four pairs of animals. Which pairs are members of the same species?
Horse and pony, and the two pigeons
Horse and zebra, and llama and camel
Only the horse and the pony
All four pairs, as all produced young
16.
The table shows how four mammals are classified. What is the smallest group that contains both humans and dogs?
The order Primates
The class Mammalia
The phylum Chordata
The family Hominidae
17.
Students recorded observations of four organisms, P to S, using microscopes and hand lenses. Which two organisms belong to the same kingdom?
P and R, as both are single cells
Q and S, as both are many-celled with walls
P and Q, as both are fungi
R and S, as both have cell walls
18.
Aziz sorted six animals into groups. How many did he place in the correct group?
Five of the six animals
All six of the animals
Three of the six animals
Four of the six animals
19.
Leila crossed plants from two wild bean populations and grew the hybrid seeds. She counted seeds in five pods from the hybrid plants. Pod 4 had been eaten by a caterpillar. What is the best conclusion?
Mean 4.8 seeds per pod; the hybrids are fertile, so one species
Mean 6 seeds per pod; the hybrids are fertile, so one species
Mean 6 seeds per pod; the hybrids are infertile, so two species
Mean 4.8 seeds per pod; one pod is empty, so two species
20.
The table shows the approximate number of species in each group that the leopard belongs to. What pattern does it show?
Smaller groups hold fewer species that share more features
Smaller groups hold more species that share fewer features
The number of species halves at each step down the table
The genus holds more species than the family does
21.
The table describes four vertebrates. Which one is an amphibian?
Animal P
Animal Q
Animal R
Animal S
22.
Two populations of freshwater snails live in lakes 200 km apart and look different. Which investigation would best test whether they are one species?
Measure the shells of 50 snails from each lake and compare the mean lengths
Keep snails from both lakes together and record whether they eat the same food
Keep snails from both lakes together, see if they breed, then test whether the young can breed
Photograph snails from each lake and count how many differences can be seen
23.
The coyote is Canis latrans and the golden jackal is Canis aureus. What can you conclude from these names?
They are the same species, as both names start with Canis
They are in different genera, as their second names differ
They are not related, as coyotes and jackals live on different continents
They are closely related but are different species
24.
Scientists discover a new species of beetle in a rainforest. It belongs to the genus Carabus. How should its scientific name be formed?
Carabus followed by a new species name in lower case
A new genus name followed by carabus in lower case
Carabus on its own, as the genus already names it
The local common name followed by Carabus
25.
Which list gives the classification groups in order from largest to smallest?
kingdom, class, phylum, order, genus, family, species
kingdom, phylum, class, order, family, genus, species
species, genus, family, order, class, phylum, kingdom
kingdom, phylum, order, class, family, species, genus
26.
Two groups of warblers look almost identical but sing different songs and never mate in the wild. In an aviary they mated, but none of the eggs hatched. What is the best conclusion?
They are one species, as they look almost identical
They are one species, as they were able to mate
They are different species, as no fertile offspring were produced
Nothing can be concluded, because birds cannot be tested in aviaries
27.
Each option links part of a binomial name to the rule for writing it. Which pairing is correct?
Species – written first, with a capital letter
Genus – written first, with a capital letter
Genus – written second, all in lower case
Both parts – typed in plain upright letters
28.
Each option links a kingdom to examples. Which pairing is correct?
Protoctists – oak trees and mosses
Prokaryotes – earthworms and snails
Plants – mushrooms and bread moulds
Fungi – yeasts, moulds and mushrooms
29.
Each option links a pair of animals to a verdict about species. Which pairing is correct?
Two breeds of cattle – one species, as their calves are fertile
Lion and tiger – one species, because they can mate
Horse and donkey – one species, because mules are healthy
Cat and dog – different, because their kittens are infertile
30.
Each option links a key term to an example. Which pairing is correct?
Species – the whole group of mammals
Kingdom – Panthera leo, the lion
Genus – Equus, shared by the horse and the donkey
Hybrid – a fertile puppy of two poodles
31.
Which term is described as: a group able to reproduce and produce fertile offspring?
reproduce
fertile
species
offspring
32.
Which term is described as: produce offspring?
species
fertile
reproduce
offspring
33.
Which term is described as: new organisms produced by parents?
species
fertile
offspring
reproduce
34.
Which term is described as: able to reproduce?
species
offspring
fertile
reproduce
35.
The largest group used in classifying living organisms is _____.
the species
the phylum
the family
the kingdom
36.
An animal that has a backbone is called a _____.
vertebrate
invertebrate
prokaryote
protoctist
37.
Scientists sort organisms into groups using the _____ that the organisms share.
habitats
common names
features
body sizes
38.
When individuals of two different species breed, the offspring produced is called _____.
a variation
a hybrid
a vertebrate
a specimen
39.
The five kingdoms are animals, plants, fungi, protoctists and prokaryotes. True or false?
True – these are the five kingdoms
False – viruses form a sixth kingdom
False – fungi are part of the plant kingdom
True, but prokaryotes are called vertebrates
40.
Organisms in the same genus usually share more features than organisms that only share the same class. True or false?
False – a class is smaller than a genus
True – smaller groups share more features
False – every group shares the same features
True, but only for plants, not animals
41.
A penguin cannot fly, so it should not be classified as a bird. True or false?
False – it has feathers and a beak and lays eggs
True – all birds must be able to fly
True – it is a mammal because it swims
False – it is classified as a fish
42.
The binomial system of naming species was developed by the scientist Carl Linnaeus. True or false?
False – it was developed by Charles Darwin
False – it was developed by Isaac Newton
True – Linnaeus developed it
True, but he only named plants, never animals
43.
Snakes have no legs, so they are classified as invertebrates. True or false?
True – animals without legs have no backbone
True, but only snakes that live in water
False – snakes are classified as amphibians
False – snakes have a backbone; they are reptiles
44.
To show that two animals are the same species, it is enough to show that they can mate and produce offspring. True or false?
True – any offspring prove they are one species
False – the offspring must also be fertile
True, as long as the offspring are healthy
False – they must also look the same
45.
Two organisms that are in the same family must also be in the same order. True or false?
False – a family is larger than an order
False – families and orders are unrelated
True – each family sits inside one order
True, but only if they share a genus too
46.
In a plant-crossing test, the hybrid seeds should be grown into adult plants before deciding whether the parents are one species. True or false?
True – only adults can show whether they are fertile
False – germinating seeds already prove they are one species
False – the parents' flowers give the answer
True, because seeds cannot germinate
47.
Repeating each cross several times makes the conclusion of a species-testing experiment more reliable. True or false?
False – one cross always gives the right answer
False – repeating crosses changes the species
True, but only if each cross uses new species
True – one cross could fail by chance
48.
Jellyfish, insects and earthworms are all invertebrates. True or false?
False – insects have a backbone
True – none of them has a backbone
False – earthworms are amphibians
True, but jellyfish are plants
49.
When hand-pollinating flowers, the brush should be cleaned between crosses so that pollen from other plants is not transferred. True or false?
False – old pollen helps seeds to form
False – brushes cannot carry pollen
True – this stops unwanted pollen mixing
True, but only when crossing two species
50.
Birds are the only vertebrates that lay eggs. True or false?
True – other vertebrates give birth to live young
True, because only birds have a hard eggshell
False – all mammals lay eggs too
False – most fish, amphibians and reptiles also do
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Part of Grade 8 - Unit 4: Living organisms and classification — see every lesson and quiz in this unit.
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