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WorksheetsBiodiversity - Form 1 (IGCSE) Biology
Total questions: 30
Worksheet time: 23mins
What is biodiversity?
Maintaining something at a stable level
All of the living and non-living things in an environment
All of the different types of living things
All of the members of the same species in an area
We can help to maintain biodiversity by
I. Maintaining forest reserves
II. Setting up animal sanctuaries
III. Deforestation
I, II and III
I and II only
II and III only
I only
Which of the following is NOT a reason why biodiversity is important?
Sources of medicine
Raw material for industries
Education
Politics
_______________ species is a species that lives in clusters within a restricted habitat in specific location
Pandemic
Endangered
Endemic
Extinct
Which of the animals has the following characteristics?
Homeothermic
Breathes through lungs
Internal fertilisation
Which of the following is the endemic species that can be found in Malaysia ?
_________________ is an animal has a body temperature that changes according to its surrounding temperature.
Invertebrates
Poikilothermic
Homeothermic
Mammals
Different organisms have different _________________ which enable them to adapt and thrive independently in their respective habitats
size
organs
characteristics
group
Today’s classification divides organisms into _________ kingdoms
two
three
four
five
Which of the following best describe the vertebrates?
They are very complex organisms
They are very simple organisms
They have backbones
They are flowering plants
Which animal has fertilisation that takes place inside the body?
Newts
Sharks
Tods
Pigeons
What is the characteristic of this plant ?
Monocotyledons
Fibrous root system
Leaves with parallel veins
Non-woody stem
All of the following is about invertebrates animal, EXCEPT
They are usually small in size
They represent more than 90% of all animal species
They have no backbones
They undergo internal fertilisation
What do an eagle and a rat have in common?
Both have fur
Both reproduce by laying eggs
Both breathe with lungs
Both are without backbones
Which of the following plant can be classified into non-flowering plant?
Conifers
Grass
Cactus
Pomegranate tree
Which of the following animal is invertebrates, has 6 pairs of legs and segmented body?
Ants
Spider
Millipede
Bat
Living things that look like plants but cannot make their own food
Mollusk
Fungi
Fern
Algae
The dichotomous key above is constructed to classify the 4 animals. State the animal P ?
The dichotomous key above is constructed to classify the 4 animals. State the animal Q?
The dichotomous key above is constructed to classify the 4 animals. State the animal R?
The dichotomous key above is constructed to classify the 4 animals. State the animal S?
A dichotomous key is used to:
Locate an organism
Identify an organism
Divide a kingdom
Interbreed species
Example of invertebrate animal without leg and has non-segmented body is
Prawn
Tapeworm
Snail
Centipede
When using a dichotomous key to identify organisms, what do we look at?
environment
diet
physical features
weather patterns
Which of the following is NOT the similarities between Plant A and Plant B?
Both have non woody stem
Fibrous root
Dicotyledons
Leaves with parallel veins
The correct sequence of taxonomic hierarchy is
Domain, Kingdom, Phylum, Class, Family, Genus, Order, Species
Domain, Kingdom, Class, Order, Family, Genus, Phylum, Species
Domain, Kingdom, Phylum, Class, Order, Genus, Family, Species
Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
All of the following is non-flowering plant, EXCEPT
Paddy
Moss
Fern
Conifer
The smallest and most specific level of classification in Linnaeus taxonomy hierarchy
Genus
Domain
Order
Species
Which of the following groups would contain the largest number of organisms?
Genus
Domain
Order
Species
Reptiles are animals with the following common characteristics EXCEPT:
Have scales and hard skin
Produce eggs with a shell
Breathe through lungs
Live on land and in water
