Font size
WorksheetsSCIENCE 9 (Long quiz)
Total questions: 25
Worksheet time: 13mins
In Natural Causes of Extinction:
_______ forms when sulfur dioxide and/or nitrogen oxides released into atmosphere from volcanic eruptions.
acid rain
asteroids
climate change
global warning
_________is the end of a group of organisms, normally species
Extinction
death
ungroup
The _______often result in flooding in coastal areas, and because of the ice caps melting. What cause is this?
asteroids
diseases
rising sea levels
invasive species
This refers to a phenomenon in which a certain species that was presumed extinct has been re-discovered in another place
species range
species migration
lazarus taxa
wildlife trade
Waste and other chemicals from factories, machineries pesticides and etc, will cause?
asteriods
diseases
pollution
How can you help to protect the endangered animals for extinction?
reduce, reuse, recycle
plant more trees
lesser eating meat
All of the above
Humans abuse the resources and as a result it cause __________
pollution
National & International Wildlife Trade
climate change
Habitat Degradation
It can wipe out all life on earth because of explosion. What natural causes of extinction is it?
climate change
asteroids
acid rain
invasive species
it refers to the illegal act of capturing non-domesticated animals.
billing
poaching
poching
trade
It is called when species move to one place to another what is it?
biological
migration
movers
Which of the following is an example of a natural causes of extinction?
wildlife trade
deforestation
pollution
asteroids
the process by which green plants and certain other organisms transform light energy into chemical energy.
photosntheis
photosynthesis
picturesynthesis
It is the part of the plant leaf that consists of vascular tissues that hold xylem vessels and the phloem. What is it?
upper epidermis
lower epidermis
stoma
vascular bundle
This refers to the epidermal pores where substances enter.
mesophyll
stoma
upper epidermis
lower epidermis
__________in photosynth esis take place only in the presence of light energy from the sun. What stage is it?
Light-dependent reaction
Kerbs Cycle
Photosystem
ATP means?
academic transfer periodic
adenosine transfer photosynthesis
adenosine triphosphate
______________absorb sunlight and use it in conjunction with water and carbon dioxide gas to produce food for the plant
Chloroplast
chlorophyll
ATP
NADPH
Dr. Melvin Calvin did not discover the reactions occurring in Calvin cycle.
TRUE
FALSE
Cellular respiration refers to the process of breaking down the carbohydrate molecule into ATP.
TRUE
FALSE
Mitochondria is the second stage of cellular respiration
TRUE
FALSE
In Cellular Respiration there are 3 stages.
true
false
Regeneration when 2 molecules of G3P are required to make one molecule of glucose.
true
false
RuBP is called Ribulose Bisphosphate. Combination of one to 5-carbon molecule.
TRUE
FALSE
The Kerbs cycle begins with two molecules of pyruvic acid.
TRUE
FALSE
Glycolysis is the first stage of cellular respiration that does not require oxygen.
TRUE
FALSE
