NEET important questions (Part G)

1. Phylogenetic system of classification is based on (a) morphological features 

(b) chemical constituents 

(C) floral characters 

(d) evolutionary relationships. 

2.Name the fem whose leaf tip produces roots when it touches the soil and is known as ’walking fern’. 

(a) Dryopteris (b) Adinntum 

(c) Pteris (d) Nephrolepis 








3. Read the following statements and identify the correct 

options given. 

(A) Angiosperms range in size from microscopic Wolffia to tall trees of Em'alyptus. 

(B) In angiosperms, the seeds are enclosed by fruits. 

(C) Double fertilisation is an event unique to angiosperms. 

(D) In angiosperms, each cell of an embryo sac is diploid. 

(E) In angiosperms, the zygote develops into an endosperm. 

Of the above statements 

(a) (A), (B) and (D) alone are correct. 

(b) (A), (B) and (E) alone are correct. 

(c) (A), (B) and (C) alone are correct. 

(d) (B), (C) and (D) alone are correct. 

4.Isogamous condition with non-flagcllated gametes is found in 

(a) Volvox (b) qu‘us 

(c) Chlamydomonas (d) Spirogym. 

5.Which one of the following is a characteristic feature of chrysophytes? 

(a) They are parasitic forms which cause diseases in animals. 

(b) They have a protein rich layer called peliicle. 

(c) They have indestructible wall layer deposited with silica. 

(d) They are commonly called dinoflagellates. 

6. Of the following groups which secrete and deposit calcium carbonate and appear like corals ? 

(a) Red algae (b) Brown algae 

((3) Blue green algae (d) All of these


7. Specific epithet is 

(a) first word in the scientific name of a species 
(b) second word in the scientific name of a species 
(c) written with first letter capital 
(d) Both (b) and (c). 

8. Cell present in some filamentous cyanobacteria which is specialised for nitrogen Hxation is called 

(a) heterocyst (b) mesosome 

(c) volutin (d) phycobilisome. 

9.Identify the correct hierarchial arrangement in descending order along with correct examples. 

(a) thlum -9 Class -> Family -o Order -§ Species Anglos Dicoty Anacar Sapln Munng permae ledonae diaceae dales indun 

(b) Phylum -o Claw -) Order -9 Family -; Genue Angios Dicoty Poales Anacar Manglfm permae ledonae diamae 

(c) Division -> Class -9 Order -» Family -9 Genus Anglos Dicoty Sapindales Anacar Maugikm permae lcdonae diacem' 

(d) Dlvision -, Class -v Order -) Family -) Spedes Angms Dumtv Poales Anacar Munqtfm 

10. Permae ledonac diacuae mduu Bacteriophages kill 

(a) fungi (b) parasites (c) bacteria (d) viruses. 

11. Viral genome incorporated into host DNA is called 

(a) prophase (b) prophage (c) bacteriophage (d) plasmid. 

12.Trinomial nomenclature has been employed to name the subspecies. Read the following statements regarding this and select the correct ones. 

(i) Subspecies is a category below the species. 

(ii) Subspecies name is a Latin or Latinised word and follows the name of the species. 

(iii) Mostly in zoological nomenclature, the third name represents variety, whereas in botanical nomenclature, the third name represents subspecies. 

(iv) Subspecies name is not italicized when printed. 

(v) Examples of trinomial nomenclature are Homo sapiens sapic'ns, Amria "”0“”! imiim etc. 

(a) (i), (ii) and (iii) (b) (iii), (iv) and (v) 

(C) (i), (ii) and (V) (d) (ii), (M and (V) 

13.In Whittaker’s five kingdom classification, eukaryotes were assigned to 

(a) 2 of 5 kingdoms (b) 4 0f 5 kingdoms 

(c) 3 of S kingdoms 

(d) all of the five kingdoms. 

14. Viroids have 
(a) single stranded RNA not enclosed by protein coat 

(b)) single stranded DNA enclosed by protein coat 

(c) double stranded DNA enclosed by protein coat 

(d) none of these. 

15. A slide under microscope shows following features : 

(i) Unicellularity 

(ii) Well defined nucleus 

(iii) Biflagellate-one flagellum lying longitudinally and the uther transversely in a furrow between wall plates 

16. What would you identify it as? 

(a) Prutwoan (b) Bacterium (c) Euglenoid (d) Dinoilagcllate 

17.CBN is coded by 

(a) lntemational Code for Biological Naming 

(b) lntemalional Clmtsificatinn of Biological names 

(c) lntemational Code of Botanical Nomenclature 

(d) International Council of Biosphere Navigation. 

18. Bentham and Hooker classified dicots into 

(a) polypetalae, gamopelalae and glumiflorae 

(b) polypetalae, gamopetalae and monochlamydoae 

(c) archichlamydeae, monochlamydeae and glumiflorae 

(d) archichlamydeae, pnlypetalae and monochlamydeae. 

19. Oldest available literature in botany is 

(a) Species Plantarum 

(b) Philosophia Bulanica 

(c) Historia Plantarum (d) none of these. 

20. Taxonomic hierarchy refers to 

(a) stepwise arrangement of all categories for classification of plants and animals 

(b) a group of senior taxonomists who decide the nomenclature of plants and animals 

(c) a list of botanists or Loologists who have worked on taxonomy of a species or group 

(d) classification of a species based on fossil record. 

21. 'Ordines Anomali' of Bentham and Hooker includes 

(a) seed plants showing abnormal forms of growth and development 

(b) plants described only in fossil state 

(c) plants described in the literature but which Bentham and Hooker did not see in original 

(d) a few families which could not be placed satisfactorily in the classification. 

22. Claseification of organisms employed on the basis of morphological characters is 

(a) natural classification 

(b) phylogenetic classification 

(c) artificial classification 

(d) none of the above. 

23. The famous botanical garden of Kew is located in 

(a) India (b) England 

(c) Germany ((d) France. 

24. Phylogenetic svstem of classification is based on 

(a) morphnkigicalfeatures (b) chemicalconstituents 

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