WorksheetsQUIZ #5
Total questions: 20
Worksheet time: 10mins
It refers to the variety of living species on Earth including plants, animals bacteria and fungi.
Ecosystem
Biodiversity
Evolution
Variation
Abiotic factors are non-living things that determine the survival of an organism.
Which of the following items is NOT an abiotic factor?
habitat
organism
food
temperature
What do you call a resource or environmental conditions which limits the growth, distribution or abundance of organisms within an ecosystem?
biotic factor
abiotic factor
limiting factor
environmental factor
Biodiversity and the survival of ecosystems has a direct proportional relationship. This means that if biodiversity will increase, the chance of survival will also _______.
Decrease
increase then decrease
cannot be determine
increase
Which is the correct formula in calculating population density?
D = number of runs/total population
D = number of runs x total population
D = population x area
D = population/area
The amount of sunlight in a forest ecosystem determines the kind and population of plants and trees that could thrive and survive to maintain balance in the said ecosystem. Which refers to the “amount of sunlight” as mentioned above?
biodiversity
carrying capacity
limiting factor
population density
It refers to the maximum size of the population it can support.
Limiting Factor
Carrying Capacity
Biotic Factor
Abiotic Factor
What type of biodiversity pertains to the variations of genes in a species?
genetic diversity
ecosystem diversity
species diversity
all of the above
Which factor has a tendency to increase population density?
limited space and higher birth rate
higher death rate due to a calamity
limited food supply and diseases
presence of a greater area for organisms to live
What type of biodiversity is the variation among groups of organisms in different physical settings?
Species Diversity
Genetic Diversity
Ecosystem Diversity
None of the choices
IDENTIFY THE PICTURE - HUMPBACK WHALE (BALYENA)
AS ENDANGERED, EXTINCT, OR THREATENED.
ENDANGERED
EXTINCT
THREATENED
IDENTIFY THE PICTURE - PALAWAN FOSSIL SIRENIA "DUGONG"
AS THREATENED, ENDANGERED OR EXTINCT.
THREATENED
ENDANGERED
EXTINCT
IDENTIFY THE PICTURE -VISAYAN WARTY PIG
AS THREATENED, ENDANGERED OR EXTINCT.
THREATENED
ENDANGERED
EXTINCT
IDENTIFY THE PICTURE - TAMARAW
AS THREATENED, ENDANGERED OR EXTINCT.
ENDANGERED
EXTINCT
THREATENED
IDENTIFY THE PICTURE - STEGODON LUZONENSIS
AS THREATENED, ENDANGERED OR EXTINCT.
THREATENED
ENDANGERED
EXTINCT
IDENTIFY THE PICTURE - PHILIPPINE RHINOCEROS
AS THREATENED, ENDANGERED OR EXTINCT.
EXTINCT
ENDANGERED
THREATENED
IDENTIFY THE PICTURE - LUZON BUFFALO
AS THREATENED, ENDANGERED OR EXTINCT.
ENDANGERED
THREATENED
EXTINCT
Which of the following is a natural cause of species extinction?
Deforestation
Water Pollution
Eutrophication
Meteor Impact
Look at the picture and identify which cause of extinction.
Overharvesting
Pollution
Deforestation
Hunting of animals
Look at the picture and identify which cause of extinction.
Pollution
Deforestation
Kaingin
Overharvesting
