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KCET SOLVED QUESTION PAPER Biology1998

Correct answers are given in Green

Questions                    Answers
1.   Xeropthalmia is caused by the deficiency of:  

a) vitamin A.
b) vitamin B.
c) vitamin D.
d) vitamin E.

2. Gelatin, a very important raw material for preparation of photographic emulsion, is a bi-product of:   a) Cattle
b) fish
c) forest
d) chicken
3.   Industrial melanism in peppered moth is an example for:   a) Acid rains
b) Skin disease
c) Natural selection in     action
d) Conversation
4. One of the following is an example for Hespiridium:   a)Apple and Grapes
b)Orange and Lemon
c)Pineapple and Guava
d)Banana and Papaya
5.   "Elephant is a slowest breeder becoming sexually matured at the age of 30, having a large gestation period. A single female reproduces by an average 6 young ones during its lifetime. If all the young ones of a pair survive, there would be 19 million descendants at the end of the 750 years" this is an example for:   a) Mendelian theory of
    inheritance
b) Part of the Darwin's
    theory Over
    production

c) Mutation
d) Inheritance of
    acquired characters
6.
In the diagram of section of root of maize given below, different parts have been indicated by alphabets; choose the answer in which these alphabets have been correctly matched with the parts which they indicate:
  a)A= Epiblema,
   B= Root hair,
   C= Vascular bundle,
   D= Cortex,
   E= Phloem,
   F= Xylem,
   G = Pith.
b) A = Root hair,
    B= Epiblema,
    C= Cortex,
    D= Endodermis,
    E= Pith,
    F= Xylem,
    G= Phloem.

c) A= Pith,
    B= Root hair,
    C= Epiblema,
    D= Cortex,
    E= Endodermis,
    F= Phloem,
    G= Xylem.
d) A= Phloem,
    B= Xylem,
    C= Cortex,
    D= Endodermis,
    E= Pith,
    F= Root hair,
    G= Epidermis.
7.   Loss of liquid water by guttation occurs through:   a) Hydathodes
b) Stomata
c) Cuticle
d) Bark
8. The problem of Erythroblastosis foetalis will occur When:   a)Both father and
   mother are
   Rh positive.
b)Both father and
   mother are
   Rh negative.
c)Mother is Rh positive    and father is
   Rh negative.
d)Father is Rh positive
   and mother is
   Rh negative
.
9.   Mohl's half leaf experiment is to prove that:   a)O2 is released during
   the photosynthesis
b)Chlorophyll is
   necessary
c)CO2 is necessary for
   photosynthesis

d)Organic substance is
   produced
10. One of the following is not a wildlife conservation project:   a)Project Tiger
b)Project Kaiga
cProject Kangal
d)Project Indian
   Bustard
11.   Non - elastic but flexible tissue which serves to attach the muscles to the bone is:   a) Adipose
b) Tendon
c) Ligament
d) Lymph
12. Match the different leucocytes given under Column I with their functions given under Column II; choose  the answer that gives the correct combination of  alphabets of two columns:

1

Column I
(Leucocytes)

1

Column II
(Functions)

A

Eosinophil

p

Phagocytosis

B

Neutrophil

q

Produces antibodies

C

Lymphocytes

r

Role in allergic Response

D

Monocytes

s

Prevents clotting

1

1

t

Differentiate into nucleophage

  a)A=p, B=q, C=r, D=s
b)A=q, B=r, C=s, D=t
c)A=r, B=p, C=q, D=t
d)A=t, B=p, C=q, D=r
13. The forest with thick canopy of tall trees with buttresses, epiphytes and lianas with high biodiversity is typical of:   a) Coniferous forests
b) Decidnous forests
c) Scrub jungles
d) Evergreen forests
14. In a cardiac output of 5250ml.per minute, with 75 heartbeats per minute, the stroke volume is   a) 80ml.
b) 70ml.
c) 60ml.
d) 55ml.
15 Parthenocarpic development of fruit is brought about by:   a) NAA,2,4D
b) 2,4D
c) 2,4,5T
d) NAA,2T
16. Bombyx mori is an:   a) Fish
b) Insect
c) Crustacean
d) Bamboo
17. Phenomenon where in the heterozygous state, a phenotype intermediate to the dominant and recessive types are obtained is called:   a)Incomplete
   dominance

b)Major dominance
c)Complete dominance
d)Mixed dominance
18. Match the different chickens given under Column I with their respective uses given under Column II; choose the answer which gives the correct combination of alphabets of two columns:

1

Column I
(Chickens)

1

Column II
(Uses)

A

Aseel

p

Dual purpose

B

Chitagong

q

Cross between local and exotic

C

Giriraj

r

Best layer in the world

D

White leghorn

s

Broiler

1

1

t

Ideal table bird

  a)A=p, B=r, C=s, D=t
b)A=t, B=p, C=q, D=r
c)A=t, B=p, C=s, D=r
d)A=p, B=q, C=t, D=s
19.
.In the diagram of section of brain given below, different parts are indicated by alphabets; choose the answer in these alphabets have been correctly matched with the parts they indicate:
  a)A= Cerebral
   hemisphere,
   B= Corpus callosum,
   C= Thalamus,
   D= Pineal gland,
   E= Cerebellum,
   F= Pituitary
   G= Medulla
        oblongata
b)A= Corpus callosum,
   B= Cerebral
        Hemisphere,
   C= Pituitary,
   D= Pineal gland,
   E= Thalamus,
   F= Cerebellum,
   G= Medulla
        oblongata
c) A= Cerebral
         Hemisphere,
    B= Thalamus,
    C= Corpus
         callosum,
    D= Pineal gland,
    E= Pituitary,
    F= Medulla
        oblongata,
    G= Cerebellum
d) A= Cerebral
         hemisphere,
    B= Corpus callosum,
    C= Thalamus,
    D= Pineal gland,
    E= Pituitary,
    F= Cerebellum,
    G= Medulla
         oblongata
20. Animal which does not have a constant body temperature is called:   a)Homothermic
b)Poikilothermic
c)Athermic
d)Endothermic
21. Plumose stigma is an adaptation for:   a)Anemophily
b) Zoophyily
c) Ornithophily
d) Hydrophily
22. Of the following statements, which one is true?  
a)DNA bases are
   adenine, guanine,
   cytosine, uracil and
   RNA has adenine,
   guanine, cytosine,
   thymine.
b)DNA syhthesises RNA,
   but RNA generally
   cannot Synthesise
   DNA.

c)There is only one
   type of RNA, whereas
   there are many types
   of DNA.
d)DNA is single
   stranded, RNA is
   double stranded.
23. With reference to the bark, Which one of the following statements is false: a)It is a tissue external
   to innermost
   phellogen

b)It is tissue which is
   living
c)Protects the tree
   from infection
d)Protects loss of water
24. The mammal with nucleated RBC is:   a) Rat
b) Monkey
c) Camel
d) Rabbit
25.   Symbiotic nitrogen fixation is brought about by:   a)Nitrosomonas
b)Rhizobium, (Bacillus)
   Radicicola

c)Bacillus, denitrificans
d)Nostoc, Anabena
26. One of the papilla of tongue is not gustatory in function :   a) Fungiform
b) Foliate
c) Filiform
d) Vollate
27.   Allergy condition caused by pollen grains of certain flowers causing inflammation of the nose is called   a) Rhinitis
b) Bronchitis
c) Laryngitis
d) Pharyngitis
28. which one of the following statement is correct:   a)Malphigian corpuscles
   + glomerulus
    constitute the
    Bowman's capsule
b) Bowman';s capsule +
    Malphigian tubules
    constitute the
    glomerulus
c) Bowman's capsule
    and glomerulus
    together constitute
    renal corpuscle

d) Renal corpuscle and
    glomerulus constitute
    Malphigian corpuscle
29. The type of chromosomes based on the number andlocation of the centromere found in human cell is:   a) Acentric
b) Submetacentric
c) Polycentric
d) Acrocentric
30. Match the endocrine glands, given under column I with their respective position in the body, given under column II; choose the answer which gives the correct combination of alphabets of two columns

1

Column I
(Endocrine Glands)

1

Column II
(Position in The body)

A

Pituitary gland

p

Above kidney

B

Thyroid gland

q

Inside pancreas

C

Adrenal gland

r

Beneath larynx

D

Islets of Langerhans

s

On gonads

1

1

t

At the base of brain

  a)A=p. B=q, C=r, D=s
b)A=t, B=r, C=p, D=q
c)A=q, B=s, C=t, D=p
d)A=s, B=t, C=p, D=q
31. Among the four, one is the shortest part of digestive System:   a) Oesophagus
b) Pharynx
c) small intestine
d) Large intestine
32. Match the revolutions given under column I with their respective fields given under column II; choose the answer which givens correct combination of alphabets of two columns:
 
Column I
(Revolutions)
 
Column II
(Respective fields)
A
White Revolution
p
Diary
B
Blue Revolution
q
Agriculture
C
Green Revolution
r
Fisheries
   
s
Poultry
  a)A=p, B=r, C=q
b)A=q, B=p, C=r
c)A=q, B=s, C=p
d)A=p, B=p, C=q
33. Chromosomes are lined up in the equatorial plane during:   a) Interphase
b) Telophase
c) Anaphase
d) Metaphase
34. The subject which deals with the study of fishes is called   a) Herpatology
b) Icthyology
c) Entamology
d) Fisheries
35. The unwinding of DNA duplex is performed by an enzyme called :   a) Lygase
b) Maltase
c) Gyrase
d) Lactase
36. The muscles of one of the following has maximum  mitochondria:   a) Around bones
b) Ducts of glands
c) walls of intestine
d) Heart
37. Match the diseases of respiratory system, listed under column I with organisms responsible for the infection, listed under column II; choose the answer that gives the correct combination of alphabets two columns:

 

Column I
(Organisms)

1
Column II
(Infection)

A

Pneumonites

p

Bacteria

B

Pneumonia TB

q

Fungus

C

Crytocaccosis

r

Virus

D

Polumonary exsinophilia

s

Mosquitoes

1

1

t

Protoza

  a)A=s, B=t, C=p, D=q
b)A=r, B=q, C=p, D=t
c)A=r, B=p, C=q, D=t
d)A=t, B=s, C=q, D=p
38. Prototherian mammals like platypus are good examples for:   a) Viviparous type
b) Oviparous type
c) Ovoviparous type
d) Parthenegenic type
39. Metamorphosis of tadpole is due to hormone:   a) Thyroxin
b) Eastrogen
c) Progesteron
d) Oxytocin
40. Match the different types of heart given in column I with their respective examples given II; choose the answer showing correct combination of alphabets of two columns:

1

Column I
(Hearts)

1

Column II
(Examples)

A

Myogenic heart

p

Limulus

B

Nuerogenic heart

q

Mollusca

C

Branchial heart

r

Man

D

Pulmonary heart

s

Herdmania

1

1

t

Shark

a)A=s, B=p, C=r, D=t
b)A=q, B=s, C=t, D=r
c)A=p, B=q, C=r, D=t
d)A=q, B=p, C=t, D=r
41. .One of the following is not an example for prey- Predator food chain:   a)Mangroves
            
  Shedleaves Detritus
   Shrimps Small    Fishes Large Fishes

b)Grass Grasshopper    Lizard Hawk
c)Green plants Deer
   Tiger
d)Seeds Rhodents
          
Snakes Mongoose
42. Hypanthodium is typically seen in:   a) Hibiscus
b) Solanum
c) Ficus
d) Cocos
43. Match the types of syndromes given under column I with their causes given under column II; choose the answer which gives the correct combination of alphabets of the two columns:

11

Column I
(Syndromes)

1

Column II
(Causes)

A

Down's syndrome

p

Caused by an extra Chromosome per cell

B

Klinefelter's syndrome

q

Due to trisomy of 21st Pair of allosome(21+1)

C

Turner's syndrome

r

Has only one sex Chromosome of X type

1

1

s

Due to giant chromosome

  a)A=q, B=p, C=r 
b)A=p, B=q, C=s
c)A=s, B=r, C=q
d)A=r, B=p, C=q
44. The conical root of carrot is a:   a) Fibrous root
b) Tap root
c) Adventitious root
d) Haustorial root
45. Organisms where RNA is genetic material:   a)Tobacco Mosaic
   virus; Rous Sacroma    Virus

b) Esterchia Coli
c) Amoeba
d) HIV
46. Chromosomes which have definite role in sex determination is:   a) Autosome
b) Giant chromosome
c) Allosomes
d) Lysosome
47. Match the types of vascular bundles, given under column I with the plant area where they are found, given under column II; choose the answer which gives the correct combination of alphabets of the Two columns:

1

Column I
(Vascular Bundles)

1

Column II
(Plant area)

A

Radial

p

Cucurbitaceae

B

Collateral

q

Dracaena

C

Bicollateral

r

Root system

D

Concentric

s

Dicot stem

1

1

t

Seed

  a)A=p, B=r, C=s, D=t
b)A=r, B=s, C=p, D=q
c)A=t, B=s, C=r, D=p
d)A=q, B=r, C=s, D=p
48.   A bioenergy source obtained by fermentation to supplement fossil fuel petrol is: a) Methane
b) Diesel
c) Ethanol
d) Kerosene
49. A snake feeding on a rat is an example for:   a)Primary consumer or
   herbivore
b)Secondary consumer
   and primary carnivore

c)Teritary consumer
   and secondary
   carnivore
d) Primary consumer
   and primary
   carnovore
50. Phenomenon where the pollutants pass in higher concentration through the food and accumulates to the maximum in the final consumer is called:   a) Biological
    magnification
 
b) Biological degradation
c) Eutrophication
d) Biogeochemical cycle
  51. Match the plants given under column I with their respective rate of growth given column II; choose the answer which gives the correct combination of alphabets of two columns:

1

Column I
(Plants)

1

Column II
(Rate of Growth)

A

Cycas

p

40 centimeters per day

B

Giant Bamboo

q

3 centimeters per month

C

Cucurbita tendril

r

10 feet in hundred years

1

1

s

6 centimeters per hour

  a)A=p, B=q, C=s
b)A=q, B=s, C=p
c)A=p, B=r, C=q
d)A=r, B=p, C=s
52. The non-excitable, variously shaped and found between neurons is:   a) schwann cell
b) Glia cells
c) Nissel bodies
d) Dendrites
53. One of these is not an ectodermal derivation:   a)Epidermis of skin
b)Entire nervous system
c)Dermis of skin
d)Lens of eye
54.   Match the scientists listed under column I with their respective work listed under column II; choose the answer which gives the correct combination of alphabets of two columns

1

Column I
(Scientists)

1

Column II
(Work done by them)

A

Fransisco Redi

p

Theory of chemical Evolution of life

B

B. Pasteur

q

Disproval of Spontaneous generation

C

Ritchter

r

Swan - necked flask Experiment

D

Oparin

s

Mutation

1

1

t

Panspermia

  a)A=q, B=r, C=t, D=p
b)A=p, B=q, C=r, D=s
c)A=r, B=s, C=q, D=t
d)A=q, B=p, C=s, D=r
55. Food material with the combination of 12-13% protein, 0.6% carbohydrate, 11.5% fat, 75% water is: a) Milk
b) Egg
c) Meat
d) Fish
56. The uptake of soil ions by the root system is by a process of: a) Osmosis
b) Imbibition
c) Absorption
d) Diffusion
57. If a man of blood group A marries a woman of blood group B, their children can be: a) AB only
b) A or B or AB only
c) A or B or AB or O
d) A or B only
58. Ascending order of ecological units in the increasing order of complexity are:   a)Population,
   Community, Species,
   Ecosystem, Biosphe
   Biome.
b)Biome, Biosphere,
   Ecosystem,Comminity,
   Population, Species.
c) Community,
    Population, Species,
    Biosphere,
    Ecosystem,Biome.
d)Species, Population,
   Community,
   Ecosystem, Biome,
   Biosphere.
59. The food after its passage through the small intestine forms an alkline fluid emulsion called   a)Chyle
b)Bolus

c)Chine
d)Faecus

60. Cavities of brain is called: a)Leumen
b)Ventricles
c)Coelom
d)Auricle