The orderly arrangement of organisms into a hierarchy is called
Classification
Identification
Nomenclature
Taxonomy
The Correct Answer is A
A. Classification: The process of arranging organisms into hierarchical groups (for example kingdom → phylum → class → order → family → genus → species).
B. Identification: The process of determining the identity of an unknown organism by comparing its features to keys, descriptions, or databases.
C. Nomenclature: The system and set of rules for assigning names to organisms (e.g., binomial names).
D. Taxonomy: The scientific discipline that includes classification, identification, and nomenclature -broader than just the act of ordering.
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Related Questions
Correct Answer is C
Explanation
A. Endospores: Endospores are resistant survival forms produced by some bacteria (e.g., Bacillus, Clostridium), not a fungal reproductive structure.
B. Cysts: Cysts are dormant/survival forms often seen in protozoa; fungi typically reproduce via spores.
C. Spores: Fungi reproduce and disperse primarily via spores (asexual and sexual types such as conidia, sporangiospores, ascospores, basidiospores).
D. Eggs: Eggs are multicellular reproductive cells of animals; fungi don’t produce eggs as their main reproductive units.
Correct Answer is A
Explanation
A. Polysaccharides: Agar is a complex polysaccharide (derived from red algae) used as a solidifying agent in microbiological media.
B. Amino acids: Amino acids are building blocks of proteins and may be components of media but are not the main constituent of agar itself.
C. phospholipids: Phospholipids form biological membranes and are not the structural component of agar.
D. sterols: Sterols (e.g., cholesterol) are membrane components in eukaryotes and are not what agar is made of.
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