Gem — BIO SCI Flashcards
Scientia means?
Knowledge
Acronym of characteristics of living organisms.
MRSGREN
Charactericstics: M for?
Movement
Charactericstics: R for?
Respiration
Charactericstics: S for?
Sensitivity
Charactericstics: G- for?
Growth
Charactericstics: R for?
Reproduction
Charactericstics: E for?
Excretion
Charactericstics: N for?
Nutrition
Organisms that could reproduce on their own.
Asexual
Organisms that requires 2 parents to reproduce.
Sexual
______ is the grouping of living things organisms according to similar structures and functions.
Classification
Father of Taxonomy
Aristotle
Father of Modern Taxonomy
Carolus Linnaeus
Carolus Linnaeus develoved 7 levels of classification, what are those?
D, K, P, C, O, F, G, S
D, K, P, C, O, F, G, S stands for?
Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
System for naming two species is called?
Binomial Nomenclatures
Homo sapiens
First name (Homo) is the organisms’ _______?
Genus
Homo sapiens
Second name (species) is the organisms’ _______?
Species
The ‘Eu’ in Eukaryotic means?
True / True Nucleus
If eukaryotic has nucleus, prokaryotic has?
No Nucleus
An example of Bacteria is …..
Eubacteria
An example of Archaea is …..
Archaebacteria
An example of Eukarya are…..
Plants, Animals, Fungi, Protists
A tool used for identifying an unknown organism by using physical characteristics.
Dichotomous Key
meaning of Dichotomous?
Divided into two parts
What are vertebrates?
Organisms with spine. ex: Humans
What are invertebrates?
Organisms without spine. ex: Worms
What are the 2 chemical compositions of a cell?
Element & Compound
Element that our body needs are called _______
Essential Elements
Element that our body needs in small amount are called _______
Trace Elements
Acronym for Essential Elements:
PPSSCCCMHON
Potassium,
Phosphorus,
Sulphur,
Sodium,
Carbon,
Calcium,
Chlorine,
Magnesium,
Hydrogen,
Oxygen,
Nitrogen
Acronym for Trace Elements:
CIF
Copper,
Iodine,
Ferum
Compounds are divided into two:
Organic and Inorganic
The difference between organic and inorganic compounds is:
Organic has carbon
Examples of Organic Compounds are:
Carbohydrates, Proteins, Lipids, Nucleic Acid
Examples of Inorganic Compounds is:
Water
Primary source of energy:
Carbohydrates
Another source of energy:
Lipids or Fats: the stored energy
Stores genetic information:
Nucleic Acid
Cleanses our body:
Water
Involved with synthesis of haemoglobin and chlorophyll:
Iron / Ferum
Speed up chemical reactions:
Enzymes
ATP means?
Adenosine Triphosphate
What are the main role of plants?
Producing oxygen
The process by which plants use sunlight, water, and carbon dioxide to create oxygen and energy in form of sugar.
Photosynthesis
What is the equation of photosynthesis?
6CO2 + 6H2O → C6H12O6 + 6O2
The word photo means:
Light
There are two different types of photosynthesis:
Light-Dependent and Light-Independent Reactions
Light-Dependent Reaction takes place in _________
Thylakoid
Light-Independent Reaction takes place in _________
Stroma
Light-Independent Reaction is also called ________
C3 Cycle, Dark Cycle, or Calvin Cycle
_______ is a type of chemical reaction in which molecules are split into smaller by absorbing light.
Photolysis
Chemical process by which molecules are broken down into smaller units through the absorption of light.
Photolysis
The process of producing ATP molecules from the ADP during the biological process of photosynthesis in the presence of light energy.
Photophosphorylation
RedOx Reactions means?
Reduction reaction and Oxidation reaction
In reduction reaction, what absorbs and releases?
Absorbs electron, releases oxygen
In oxidation reaction, what absorbs and releases?
Absorbs oxygen, releases electron
