Living World Test - 3

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.

All of the these are the universal rules of binomial nomenclature. Hence, the correct option is All of the above.

In MangiferaindicaLinn, the word ‘Linn’ indicates that this species was first described by Linnaeus. Hence, the correct option is The name under which the species was first described is valid name.

Classification is not a single step process but involves hierarchy of steps in which each step represents a rank or category. Hence, the correct option is To rank one above the other.

The first word in a biological name represents the genus while the second component denotes the specific epithet. Hence, the correct option is Two.

Thecharacterisation, identification, classification and nomenclature are the processes that are basic to taxonomy as well as systematics. Hence, the correct option is Taxonomy and systematics.