The Living World - Online Test
Q1. Taxon is a
Answer : Option B
Explaination / Solution:
Each category in taxonomic hierarchy represents a rank and is commonly termed as taxon. Hence, the correct option is Ranking.
Q2. The expansion of ICBN is
Answer : Option C
Explaination / Solution:
The scientific names are based on agreed principles and criteria, which are provided in International Code for Botanical Nomenclature (ICBN). Hence, the correct option is International code of botanical nomenclature.
Q3. The expansion of ICZN is
Answer : Option D
Explaination / Solution:
Animal taxonomists have evolved International Code of Zoological Nomenclature (ICZN). Hence, the correct option is International code of zoological nomenclature.
Q4. A binomial nomenclature has _________________ words.
Answer : Option D
Explaination / Solution:
The first word in a biological name represents the genus while the second component denotes the specific epithet. Hence, the correct option is Two.
Q5. In MagniferaindicaLinn, ‘Linn’ denotes
Answer : Option D
Explaination / Solution:
In MangiferaindicaLinn, the word ‘Linn’ indicates that this species was first described by Linnaeus. Hence, the correct option is The name of the author who first described the species.
Q6. The scientific name of organisms should be written as
Answer : Option C
Explaination / Solution:
Mangiferaindica. Here, Mangifera is a generic name while indica is a specific name.hence, the correct option is Genus species.
Q7. International Code of Biological Nomenclature is applied to
Answer : Option A
Explaination / Solution:
Since biology deals with both plants and animals, the international code of biological nomenclature is applied to both plants and animals. Hence, the correct option is Both (2) and (3).
Q8. The first step in taxonomy is
Answer : Option D
Explaination / Solution:
The basics of taxonomy is identification, naming and classification of organisms are universally evolved under international codes. Hence, the correct option is Identification.
Q9. Which one is exclusive characteristic of living organism?
Answer : Option B
Explaination / Solution:
The most obvious and technically complicated feature of all living organisms is this ability to sense their surroundings or environment and respond to these environmental stimuli which could be physical, chemical or biological. We sense our environment through our sense organs. Plants respond to external factors like light, water, temperature, other organisms, pollutants, etc. All organisms, from the prokaryotes to the most complex eukaryotes can sense and respond to environmental cues. Hence, the correct option is Perception of events happening in the environment and their memory.
Q10. Living things differ from non-living things in a manner that
Answer : Option C
Explaination / Solution:
The cellular level organisation of the body is the defining feature of life forms or living things. Hence, the correct option is Living things have different level of organisation.
