Group of organisms that closely resemble each other and freely interbreed in nature, constitute a:-

Which of the following are heterosporous pteridophytes ? I. Lycopodi...

Which of the following is correct scientific name of wheat, derived by...

The genetic material in tobacco mosaic virus is

Yeast is not included in protozoans but in fungi because

Identify the labeled part in the given figure and select the correct o...

Match column I with column II and choose the correct option.

Consider the following statements regarding the major pigments and sto...

Which of the following is nitrogen fixing algae

Assertion: Binomial names are latinised or derived from latin irrespec...

Assertion: Modern taxonomic studies provide more accurate grouping of...

Assertion: Family has a group of related orders and classes. Reason:...

Assertion: Genera are aggregate of closely related species. Reason: ...

Assertion: In higher category there is great difficulty of determining...

Assertion: Herbaris can not serve as quick refernce system in taxonomi...

Assertion: Same type of key can be used for every taxonomic category s...

Assertion: Biological concept of species is based on reproductive isol...

Assertion: Cryptogams do not reproduce sexually. Reason: Flowers are...

Assertion: Classification of Linnaecus is artificial. Reason: It is ...

Assertion: Classification systems have undergoes several changes over ...

Assertion: Although Bacterial structure is very simple yet they are ve...