MCA SCIENCE PREP EXAM QUESTIONS WITH
100% CORRECT VERIFIED ANSWERS .
Ecology - correct Answers -The study of the interactions of living organisms with one another and with
their environment
Population - correct Answers -a group of individuals of the same species that live in a specific
geographical area at the same time
ecosystem - correct Answers -A community of organisms and their abiotic environment
Biotic - correct Answers -All factors in an ecosystem that are alive
Abiotic - correct Answers -All factors in an ecosystem that are not alive
Food Chain - correct Answers -A diagram showing the pathway of energy transfer through various stages
as a result of the feeding patterns of a series of organisms. Usually a diagram that shows energy flow
from one organism to another
Food Web - correct Answers -A diagram that shows the feeding relationships between organisms in an
ecosystem. The diagram shows interconnected food chains
Energy Pyramid - correct Answers -A diagram that shows an ecosystem's transfer of energy. A triangular
diagram that shows loss of energy as food passes through the ecosystem's food web.
Predator - correct Answers -Organism that cateches and eats other organisms
Prey - correct Answers -Organism that is hunted and gets eaten
, Parasitism - correct Answers -Symbiotic relationship in which one organism benefits while the host
organism is harmed.
Producer - correct Answers -Organism that makes it's own food through the process of photosynthesis
Consumer - correct Answers -Organism that can not make their own food and must eat others.
Decomposer - correct Answers -Organisms that get energy by breaking down dead organisms
Primary Consumer - correct Answers -Organism that eats plants (Herbivore)
Secondary Consumer - correct Answers -Organism that feeds on primary consumers
Tertiary Consumer - correct Answers -Organism that feeds on secondary consumers. Top of the food
chain
Cell - correct Answers -Basic unit of life
Single Celled Organism - correct Answers -A single cell that carries out all of life's processes (protist /
bacteria)
Multi-Celled Organism - correct Answers -A many celled organism that has specialized cells that have
specific functions to carry out life processes (plants / animals / fungi)
Plant cells - correct Answers -Have cell parts that include cell wall, chloroplast, and central vacuole that
animal cell do not
Animal cells - correct Answers -Do not have a cell wall or chloroplasts and have several small vacuoles
instead of one large, central one
Cellular Respiration - correct Answers -How cells convert sugars into energy
100% CORRECT VERIFIED ANSWERS .
Ecology - correct Answers -The study of the interactions of living organisms with one another and with
their environment
Population - correct Answers -a group of individuals of the same species that live in a specific
geographical area at the same time
ecosystem - correct Answers -A community of organisms and their abiotic environment
Biotic - correct Answers -All factors in an ecosystem that are alive
Abiotic - correct Answers -All factors in an ecosystem that are not alive
Food Chain - correct Answers -A diagram showing the pathway of energy transfer through various stages
as a result of the feeding patterns of a series of organisms. Usually a diagram that shows energy flow
from one organism to another
Food Web - correct Answers -A diagram that shows the feeding relationships between organisms in an
ecosystem. The diagram shows interconnected food chains
Energy Pyramid - correct Answers -A diagram that shows an ecosystem's transfer of energy. A triangular
diagram that shows loss of energy as food passes through the ecosystem's food web.
Predator - correct Answers -Organism that cateches and eats other organisms
Prey - correct Answers -Organism that is hunted and gets eaten
, Parasitism - correct Answers -Symbiotic relationship in which one organism benefits while the host
organism is harmed.
Producer - correct Answers -Organism that makes it's own food through the process of photosynthesis
Consumer - correct Answers -Organism that can not make their own food and must eat others.
Decomposer - correct Answers -Organisms that get energy by breaking down dead organisms
Primary Consumer - correct Answers -Organism that eats plants (Herbivore)
Secondary Consumer - correct Answers -Organism that feeds on primary consumers
Tertiary Consumer - correct Answers -Organism that feeds on secondary consumers. Top of the food
chain
Cell - correct Answers -Basic unit of life
Single Celled Organism - correct Answers -A single cell that carries out all of life's processes (protist /
bacteria)
Multi-Celled Organism - correct Answers -A many celled organism that has specialized cells that have
specific functions to carry out life processes (plants / animals / fungi)
Plant cells - correct Answers -Have cell parts that include cell wall, chloroplast, and central vacuole that
animal cell do not
Animal cells - correct Answers -Do not have a cell wall or chloroplasts and have several small vacuoles
instead of one large, central one
Cellular Respiration - correct Answers -How cells convert sugars into energy
