Chapter: The Living World

The contrasting characteristics generally in a pair used for identification of animals in taxonomic key are referred to as

Match the items given in Column I with those in Column II and select the correct option given below

The label of a herbarium sheet does not carry information on

Study the four statements (I-IV) given below and select the two correct ones out of them :
I. Definition of biological species was given by Ernst Mayr.
II. Photoperiod does not affect reproduction in plants.
III. Binomial nomenclature system was given by RH Whittaker.
IV. In unicellular organisms, reproduction is synonymous with growth.
The two correct statements are

Biological organisation starts with

The living organisms can be un-exceptionally distinguished from the non-living things on the basis of their ability for

Which one of the following is an example of negative feedback loop in humans?

Carbohydrates the most abundant biomolecules on earth, are produced by

More than 70% of world’s fresh water is contained in

There is no life on moon due to the absence of

The most important feature of all living systems is to

Homeostasis is

Employment of hereditary principles in the improvement of human race is

Select the correctly written scientific name of Mango which was first described by Carolus Linnaeus.

Which of the following is against the rules of ICBN?

Nomenclature is governed by certain universal rules. Which one of the following is contrary to the rules of nomenclature?