Biology objective questions (Beginner Level) | Quiz: Biology General Knowledge Questions

1 >>Secondary growth involves activity of the ?

(A) root tips
(B) shoot tip
(C) apical meristem
(D) lateral meristem

2 >>The function of root cap is to ?

(A) produce embryonic cells
(B) protect the root apical meristem from damage
(C) absorb water
(D) absorb minerals

3 >>The essential chemical processes in living organisms are ?

(A) catabolism
(B) anabolism
(C) Cell division
(D) all above

4 >>Rules regarding the binomial nomenclature are framed by ?

(A) the scientists of Central America
(B) Director of Royal Botanical Gardens, Kew
(C) the International Science Congress
(D) individuals of all the countries

5 >>ICBN was adopted in ?

(A) 1951
(B) 1961
(C) 1971
(D) 1985

6 >>′Law of Priority′ is applicable after the year ?

(A) 1720
(B) 1753
(C) 1853
(D) 1845

7 >>A person who studies about the origin, evolution and variations in plants and also about the classification of plants is referred as ?

(A) taxonomist
(B) herbal taxonomist
(C) classical taxonomist
(D) evolutionist

8 >>Amongst all the kingdoms, the only taxon that exists in nature as a biologically cohesive unit is the ?

(A) species
(B) genus
(C) phylum or division
(D) kingdom

9 >>One of the following includes all the others ?

(A) Class
(B) Order
(C) Genus
(D) Species

10 >>The most convenient way for easy identification of plants and animals by applying diagnostic features is ?

(A) recognition
(B) preservation
(C) comparison
(D) use of taxonomic keys

11 >>′Elemens de Botanique′ was written by ?

(A) Valliant
(B) Tournefort
(C) Micheli
(D) de Bary

12 >>Principles of bionomial nomenclature proposed by Linnaeus are contained in his book, ?

(A) Philosphia Botanica
(B) Historia Plantarum
(C) Species Plantarum
(D) Flora Lapponica

13 >>Who for the first time tried to use two word names for plants and animals ?

(A) Linnaeus
(B) Bauhin
(C) John Ray
(D) Aristotle

14 >>The classification of Engler and Pranti is one which is based on ?

(A) overall similarities
(B) utilitarian system
(C) plant habit
(D) common evolutionary descent

15 >>The disadvantage of Linnaeus two kingdom classification is that it:- ?

(A) Can demarcate between cryptogams
(B) clubs together saprophytic fungi with photosynthetic organisms
(C) divides all organisms into plants and animals
(D) distinguishes between fungi and protista.

16 >>Kingdom protista is not considered natural one because ?

(A) it has diverse modes of form, structure and nutrition
(B) of organisms like slime mould which are totally different from all other organisms
(C) Its members are from different evolutionary lines
(D) all above.

17 >>Whittaker failed to give any place to one of the following in his classification ?

(A) cyanobacteria
(B) viruses
(C) slime moulds
(D) all above

18 >>One of the following group is odd one out ?

(A) Cyanobacteria, archaebacteria and methanobacteria
(B) Club moss, bog moss and peat moss
(C) Reptiles, birds and mammals
(D) None above

19 >>The total number of members of kingdom animalia so far discovered are ?

(A) 1.2 million
(B) 5 million
(C) 3 million
(D) 2 million

20 >>Which statement about the archaean genome is true ? ?

(A) It is much more similar to the bacterial genome than to eukaryotic genomes
(B) More than half of its genes are never observed in bacteria or eukaryotes
(C) It is much smaller than the bacterial genome.
(D) It is housed in the nucleus and no archaean genome has yet been sequenced.

21 >>A taxon derived from a single ancestral population is ?

(A) phenetic
(B) monophyletic
(C) phylogenetic
(D) polyphyletic

22 >>The book ′Structure and Reproduction of the Algae′ describing taxonomy of algae is written by ?

(A) Whittaker
(B) Fritsch
(C) Trainer
(D) Christensen

23 >>Which of the following grouping is correct ? ?

(A) Cuttle, fish, silver fish, sea urchin (coelentrates)
(B) Centipede, silverfish, millipede (arthropoda)
(C) Taenia sodium, round worm, flat worm (platyhelminthes)
(D) None above.

24 >>The plant classification proposed initially were ?

(A) natural
(B) artificial
(C) numerical
(D) phylogenetic

25 >>The total number of plant families included by Bentham and Hooker in their classification is ?

(A) 202
(B) 186
(C) 196
(D) 206

26 >>Weisz and Fuler classified the living plants into the following groups ?

(A) aquatic, terrestrial, aerial
(B) monera, protista, mentazoa
(C) cryptogams and phanerogams
(D) angiosperms and gymnosperms

27 >>The female sex organs in Riccia and Funaria is ?

(A) antheridium
(B) paraphyses and capsule
(C) archegonium
(D) all above.

28 >>Elaters are present in the sporogonium of ?

(A) Riccia
(B) Selaginella
(C) Marchantia
(D) both a and c

29 >>Name the alga which inhabits the ventral surface of the Anthoceros thallus ? ?

(A) Chlamydomonas
(B) Nostac
(C) Volvax
(D) Chara

30 >>Stomata occurs in the ?

(A) gametophyte of Riccia
(B) gametophyte of Marchantia
(C) sporogonium of Funaria
(D) gametophyte of Funaria

31 >>The tallest moss in the world is ?

(A) Funaria
(B) Pogonatum
(C) Buxbaumia
(D) Dawasonia

32 >>The number of generations in the life cycle of pteridophyte are ?

(A) two
(B) one
(C) three
(D) four

33 >>Glossopodium, a water absorbing tissue is a part of a ligule and is characteristic of ?

(A) Pteris
(B) Selaginella
(C) Dryopteris
(D) Azolla

34 >>The fern leaves are known as ?

(A) lamina
(B) fronds
(C) sporophyll
(D) blades

35 >>Which of the following fossil genera stand midway between pterudophytes and gymnosperms ? ?

(A) Lycopodites
(B) Seleginellites
(C) Matonidium
(D) Calioxylon

36 >>Sunken stomata are characteristic of ?

(A) Cycas
(B) Pinus
(C) Taxus
(D) all above.

37 >>Transfusion tissue replaces the veins is ?

(A) Cycas and ferns
(B) Cycas and Pinus
(C) Cycas
(D) Selaginella

38 >>Dwarf shoots of Pinus are ?

(A) never shed
(B) shed every year
(C) shed every five year
(D) shed after 3 to 15 years

39 >>What is the number of neck canal cells in the archegonium of gnetales ? ?

(A) 0
(B) 4
(C) 8
(D) 16

40 >>Oleroesin (Canada balsma) is obtained from ?

(A) Impatiens balsamia
(B) Pinus
(C) Helianthus
(D) Abies balsamea

41 >>The plants which are very small and have soft stems such as grasses are called ?

(A) climbers
(B) lianas
(C) runners
(D) herbs

42 >>The only dicot family bearing six cotyledons is ?

(A) leguminosae
(B) compositae
(C) orchidaceae
(D) loranthaceae

43 >>The first true ansiosperm evolved from and ancestral ?

(A) Arceuthobium
(B) Gnetum
(C) Cycas
(D) Taxus

44 >>Which of the following is the most closely matching set ?

(A) cuttle fish, silver fish, hag fish
(B) man, chimpanze, monkey
(C) bat, pigeon, butterfly
(D) crab, earthworm, oyster

45 >>The body plan of an animal is ?

(A) its general structure.
(B) its general form and the functional interrelationship of its parts
(C) its general form and its evolutionary history
(D) the functional interrelationship of its parts and its evolutionary history

46 >>The animal with haemocoel is ?

(A) Hydra
(B) Leucosolenia
(C) centipede
(D) earthworm

47 >>Rabbit is ?

(A) nocturnal
(B) diurnal
(C) crepuscular
(D) auroral

48 >>Invertebrates are characterised by ?

(A) absence of a true coelom
(B) absence of endoskeleton
(C) absence of pharyngeal gill slits
(D) dorsally or laterally placed heart

49 >>Sponges are more advanced than protozoa because ?

(A) they have gastric cavity
(B) of division of labour among the cells
(C) they have locomotary organs
(D) they show regeneration

50 >>The cells which help in fertilization are ?

(A) archeocytes
(B) thesocytes
(C) choanocytes
(D) porocytes

51 >>A cavity found in all sponges is ?

(A) radial chamber
(B) excurrent canals
(C) paragastric cavity
(D) incurrent canals

52 >>′Mermaid′s gloves′ is ?

(A) Spongilla
(B) Euplectella
(C) Chalina
(D) Cliona

53 >>Digestion in Leucosolenia and other sponges is ?

(A) only extracellular
(B) only intracellular
(C) first extracellular, then intracellular
(D) first intracellular, then extracellular

54 >>There is true alternation of generation shown by cnidarians called as ?

(A) metachrosis
(B) metagenesis
(C) metamorphosis
(D) metaboly

55 >>The main function of interstitial cells is ?

(A) excretion
(B) defence
(C) replenishment of lost cells
(D) digestion

56 >>The blood in the body of Hydra is ?

(A) present
(B) absent
(C) not well organized
(D) present only in embryo

57 >>The locomotion in Hydra taken place by ?

(A) walking
(B) floating and gliding
(C) looping and somersaulting
(D) all of these method

58 >>Hydra is ?

(A) Protandrous
(B) Protogynous
(C) androgynous
(D) gynandrous

59 >>The generic name of brain-coral is ?

(A) Fungia
(B) Meandrina
(C) Modrepora
(D) Astraea

60 >>The Great Barrier Reef of northern coast of Australia resembles ?

(A) fringing reef
(B) atoll
(C) both above
(D) none above

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Biology objective questions (Beginner Level) | Quiz: Biology General Knowledge Questions