SSC MTS EXAM

SSC

BIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following correctly shows the organization in an ecosystem, from smallest to the largest level
A
Community/ecosystem/organism/ populations
B
Ecosystem, community, population, organism
C
Organism/ population/ community/ ecosystem
D
Population, community, ecosystem, organism.
Explanation: 

Detailed explanation-1: -They are organized from smallest to largest; organism, population, community, ecosystem.

Detailed explanation-2: -Six general levels of the organization listed from smallest to largest are chemical, cellular, tissue, organ, organ system, and organism levels. Chemicals are regarded to be the smallest and lowest unit of organization in a living system, ranging from the smallest atoms to the largest macromolecules.

Detailed explanation-3: -From largest to smallest: biosphere, biome, ecosystem, community, population, and organism.

Detailed explanation-4: -Hence, Biosphere-Biome-Ecosystem-Community-Population-organism is the correct descending sequence of ecological hierarchy.

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