Tag: hierarchy of classification

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Multiple choice zoology classification of living beings hierarchy of classification different types of classifications introduction to classification of living organisms

Phenetic classification of organisms is based on?

  1. Observable characteristics of exiting organisms

  2. The ancestral lineage of existing organism

  3. Dendrogram based on DNA characteristics

  4. Sexual characteristics
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation
  • Phenetics is an attempt to classify organisms based on overall similarity, usually by morphology or other observable traits, regardless of their phylogeny or evolutionary relation.
  • It includes various forms of clustering and ordination. Phenetic classification of organisms is based on measurable similarities and differences rather than genetic makeup and evolutionary descent. 
Thus, the correct answer is option A.
Multiple choice zoology classification of living beings hierarchy of classification different types of classifications introduction to classification of living organisms

In jaundice, which organ is mainly affected ?

  1. liver

  2. kidney

  3. lungs

  4. brain.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Jaundice is a yellow discolouration of the skin, of whites of the eyes, indicating excess bilirubin (a bile pigment) in the blood. It is due to disease of the liver cells, such as hepatitis, when the liver is unable to utilize the bilirubin, which accumulates in the blood.

Multiple choice zoology classification of living beings hierarchy of classification different types of classifications introduction to classification of living organisms

Organisms are classified into different kingdoms on the basis of 

  1. Reproduction

  2. Metabolism

  3. Cell structure

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Living organism are classified on the basis of : Type of cell whether uni or  multi cellular, the way they reproduce, their genetic code, their growth and development, how do they metabolise, how do they respond to a stimulus, maintaining homeostasis and how do they evolve.

Multiple choice zoology classification of living beings hierarchy of classification different types of classifications introduction to classification of living organisms

Moist vapour theory was given by

  1. Aristotle

  2. Pythagoras

  3. Delepatius

  4. Darwin
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation
  • Moist vapour theory was proposed by a Greek philosopher Pythagoras.
  • According to this theory a certain moist vapour is transmitted from the male towards the female during the fertilization and it develops into an embryo.
  • From where the later new organism is developed.
  • Hence the correct option is B.
Multiple choice zoology classification of living beings hierarchy of classification different types of classifications introduction to classification of living organisms

Soil humus theory of plant nourishment was given by

  1. Aristotle

  2. Liebig

  3. Von Helmont

  4. Ingen-Housz.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The humus theory, which posits that plants derive their nourishment directly from soil organic matter (humus), was a widely held belief in early plant physiology, notably supported by Aristotle.

Multiple choice zoology classification of living beings hierarchy of classification different types of classifications introduction to classification of living organisms

Organic compound first evolved on earth and required for origin of life were :

  1. Urea and amino acids

  2. Proteins and nucleic acids

  3. Proteins and amino acids

  4. Urea and nucleic acid
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation
  • Proteins and nucleic acids are the two most basic compounds for the sustenance of life. 
  • Proteins provided a limiting membrane and boundary to primitive entities and nucleic acids were important information molecules, which were required to build self-replicating entities. Option B is correct