Slide 1 : Which one of the following acids is a derivative of carotenoids ?
Gibberellic acid
Abscisic acid
(3) Indole butyric acid
(4) Indole - 3 - acetic acid
Slide 2 : The kind of tissue that forms the
supportive structure in our pinna
(external ears) is also found in :
ear ossicles
(2) tip of the nose
(3) vertebrae
(4) nails
Slide 3 : T.O. Diener discovered a :
(1) Infectious protein
(2) Bacteriophage
(3) Free infectious RNA
(4) Free infectious DNA Question from Pradeep’s Objective Biology by Dr S Biswas and Dr A Biswas
Edition 2009 , Page 197 Refer - Viroids
Slide 4 : Which one of the following pairs of
animals comprises 'jawless fishes' ?
Lampreys and hag fishes
Guppies and hag fishes
(3) Lampreys and eels
(4) Mackerals and Rohu
Slide 5 : Phylogenetic system of classification is based on :
(1) Chemical constituents
(2) Floral characters
(3) Evolutionary relationships
(4) Morphological features
Slide 6 : Vegetative propagation in mint occurs by :
(1) Rhizome
(2) Sucker
(3) Runner
(4) Offset
Slide 7 : Which one of the following is a vascular cryptogam ?
(1) Marchantia
(2) Cedrus
(3) Equisetum
(4) Ginkgo
Slide 8 : Removal of introns and joining the exons in a defined order in a transcription unit is called :
(1) Transformation
Capping
Splicing
(4) Tailing
Slide 9 : Tiger is not a resident in which one of the following national park ?
(1) Gir
(2) Jim Corbett
(3) Ranthambhor
(4) Sunderbans
Slide 10 : A change in the amount of yolk and
its distribution in the egg will affect :
(1) Number of blastomeres produced
(2) Fertilization
(3) Formation of zygote
(4) Pattern of cleavage
Slide 11 : Elbow joint is an example of :
(1) gliding joint
(2) ball and socket joint
(3) pivot joint
(4) hinge joint
Slide 12 : A fruit developed from hypanthodium inflorescence is called :
(1) Syconus
(2) Caryopsis
(3) Hesperidium
(4) Sorosis
Slide 13 : When breast feeding is replaced by less
nutritive food low in proteins and calories;
the infants below the age of one year are
likely to suffer from :
(1) Kwashiorkor
(2) Pellagra
(3) Marasmus
(4) Rickets
Slide 14 : Stroma in the chloroplasts of higher
plant contains:
(1) Ribosomes
(2) Chlorophyll
(3) Light-independent reaction enzymes
(4) Light-dependent reaction enzymes
Slide 15 :
Slide 16 : Oxygenic photosynthesis occurs in :
(1) Rhodospirillum
(2) Chlorobium
(3) Chromatium
(4) Oscillatoria
Slide 17 : Study the pedigree chart given below :
What does it show ?
The pedigree chart is wrong as this is not possible
(2) Inheritance of a recessive sex-linked disease like haemophilia
(3) Inheritance of a sex-linked inborn error of metabolism like phenylketonuria
(4) Inheritance of a condition like phenylketonuria as an autosomal
Slide 18 : Seminal plasma in humans is rich in :
glucose and certain enzymes but has no
calcium
(2) fructose and certain enzymes but poor in
calcium
(3) fructose, calcium and certain enzymes
(4) fructose and calcium but has no enzymes
Slide 19 : What is true about Bt toxin ?
The activated toxin enters the ovaries of
the pest to sterilize it and thus prevent its
multiplication.
(2) The concerned Bacillus has antitoxins
(3) The inactive protoxin gets converted into
active form in the insect gut.
(4) Bt protein exists as active toxin in the Bacillus.
Slide 20 : The annular and spirally thickened conducting elements generally develop in the protoxylem when the root or stem is
Widening
Differentiating
Maturing
Elongating
Slide 21 : Polyethylene glycol method is used for:
Seedless fruit production
(2) Energy production from sewage
(3) Gene transfer without a vector
(4) Biodiesel production
Slide 22 : There is no DNA in :
(1) A mature spermatozoan
(2) Hair root
(3) An enucleated ovum
(4) Mature RBCs
Slide 23 : Global agreement in specific control
strategies to reduce the release of ozone
depleting substances, was adopted by :
(1) The Koyoto Protocol
(2) The Vienna Convention
(3) Rio de Janeiro Conference
(4) The Montreal Protocol
Slide 24 : An international and legally binding agreement to reduce greenhouse gas emissions worldwide
Came into force on 16th February 2005.
Originally created in 1990.
The Vienna Convention : The Vienna Convention For the Protection of the Ozone Layer
Adopted in 1984, and entered into force in 1985
Slide 26 : The United Nations Conference on Environment and Development, also known as the Rio Summit or Earth Summit
Held in Rio de Janerio from June 3 to June 14 1992.
It addressed issues on conservation of environment
Slide 27 : Montreal Protocol aims at :
(1) Control of water pollution
(2) Control of CO2 emission
(3) Reduction of ozone depleting
substances
(4) Biodiversity conservation
Slide 28 : A young infant may be feeding entirely
on mother's milk which is white in colour
but the stools which the infant passes out is quite yellowish. What is this yellow colour due to ?
(1) Undigested milk protein casein
(2) Pancreatic juice poured into duodenum
(3) Intestinal juice
(4) Bile pigments passed through bile juice
Slide 29 : In a standard ECG which one of the following alphabets is the correct representation of the respective activity of the human heart ?
(1) T - end of diastole
P - depolarisation of the atria
(3) R - repolarisation of ventricles
(4) S- start of systole
Slide 30 : The correct sequence of plants in a
hydrosere is :
Pistia—>Volvox—>Scirpus —> Hydrilla —> Oak —> Lantana
Oak —> Lantana —> Volvox —> Hydrilla —> Pistia—> Scirpus
Oak—> Lantana—>Scirpus —> Pistia —> Hydrilla —>Volvox
Volvox —> Hydrilla —> Pistia —> Scirpus —>Lantana—>0ak
Slide 31 : Which one of the following correctly describes the location of some body parts in the earthworm Pheretima ?
One pair of ovaries attached at intersegmental septum of 14th and 15th segments.
Two pairs of testes in 10th and 11th
segments.
Two pairs of accessory glands in 16-18
segments
(4) Four pairs of spermathecae in 4-7 segments.
Slide 32 : 84. Which one of the following is the correct matching of three items and their grouping category ?
Items Groups
Actin, myosin, rhodopsin - muscle proteins
Cytosine, uracil, thiamine - pyrimidines
Malleus, incus, cochlea - ear ossicles
Ilium, Ischium, pubis - coxal bones of pelvic girdle
Slide 33 : Which one of the following plants is monoecious ?
Cycas
(2) Papaya
(3) Marchantia
(4) Pinus
Slide 34 : Reduction in vascular tissue, mechanical
tissue and cuticle is characteristic of :
(1) Epiphytes
(2) Hydrophytes
(3) Xerophytes
(4) Mesophytes
Slide 35 : In barley stem vascular bundles are :
(1) open and in a ring
(2) closed and radial
(3) open and scattered
(4) closed and scattered
Slide 36 : Select the incorrect statement from
the following :
Small population size results in random
genetic drift in a population
(2) Baldness is a sex-limited trait
(3) Linkage is an exception to the principle
of independent assortment in heredity
(4) Galactosemia is an inborn error of
metabolism
Slide 37 : Given below is a schematic break-up of
phases/stages of cell cycle :
Which one of the following is the correct
indication of the stage/phase in the cell cycle?
(1) D -Synthetic phase
(2) A-Cytokinesis
(3) B-Metaphase
(4) C-Karyokinesis
Slide 38 : Peripatus is a connecting link between :
Annelida and Arthropoda
(2) Coelenterata and Porifera
(3) Ctenophora and Platyhelminthis
(4) Mollusca and Echinodermata
Slide 39 : Which one of the following pairs of
food components in humans reaches
The stomach totally undigested ?
Fat and cellulose
(2) Starch and cellulose
(3) Protein and starch
(4) Starch and fat
Slide 40 : Whose experiments cracked the DNA and discovered unequivocally that a genetic code is a "triplet" ?
(1) Morgan and Sturtevant
(2) Beadle and Tatum
(3) Nirenberg and Mathaei
(4) Hershey and Chase
Slide 41 : Which one of the following has haplontic life cycle ?
(1) Ustilago
(2) Wheat
(3) Funaria
(4) Polytrichium
Slide 42 : An example of axile placentation is :
(1) Lemon
(2) Marigold
(3) Argemone
(4) Dianthus
Slide 43 : Mannitol is the stored food in :
(1) Fucus
(2) Gracillaria
(3) Chara
(4) Porphyra
Slide 44 : Synapsis occurs between :
(1) spindle fibres and centromere
(2) two homologous chromosomes
(3) a male and a female gamete
(4) mRNA and ribosomes
Slide 45 : Guard cells help in :
(1) Guttation
(2) Fighting against infection
(3) Protection against grazing
(4) Transpiration
Slide 46 : Compared to blood our lymph has :
(1) more WBCs and no RBCs
(2) more RBCs and less WBCs
(3) no plasma
(4) plasma without proteins
Slide 47 : Which part of human brain is concerned
with the regulation of body temperature ?
Cerebrum
Hypothalamus
(3) Medulla Oblongata
(4) Cerebellum
Slide 48 : Use of anti-histamines and steroids
give a quick relief from :
(1) Cough
(2) Headache
(3) Allergy
(4) Nausea
Slide 49 : Alzheimer disease in humans is associated with the deficiency of :
(1) acetylcholine
(2) gamma aimnobutyric acid (GABA)
(3) dopamine
(4) glutamic acid
Slide 50 : In the case of peppered moth (Biston betularia)
the black-coloured form became dominant over
the light-coloured form in England during
industrial revolution. This is an example of :
protective mimicry
inheritance of darker colour character acquired due to the darker environment
(3) natural selection whereby the darker
forms were selected
(4) appearance of the darker coloured individuals due to very poor sunlight Question from Pradeep’s Objective Biology,Edition 2009 and VPMs Signature of Biology by Dr S Biswas and Dr A Biswas
Biston betularia : Biston betularia Biston carbonaria
Slide 52 : An example of a seed with endosperm,
perisperm, and caruncle is:
(1) lily
(2) castor
(3) cotton
(4) coffee Question from Pradeep’s Objective Biology by Dr S Biswas and Dr A Biswas
Page 960 and 962 Que No 37 and 82 Edition 2009
Slide 53 : The correct sequence of spermatogenetic stages leading to the formation of sperms in a mature human testis is :
(1) Spermatid - spermatocyte - spermatogonia - sperms
(2) spermatogonia - spermatid - spermatocyte - sperms
(3) spermatocyte - spermatogonia – spermatid - sperms - spermatogonia - spermatocyte – spermatid - sperms
(4) spermatogonia - spermatocyte - spermatid - sperms
Slide 54 : The end For Details Call
Dr S Biswas
98140 16083 (India)
Email
bisbioin@gmail.com Forthcoming Internet Classes
Biology Test Series
9th April to 20th May 2009
The End : The End We are grateful to……..
Prof. Kalyan Sarkar
(Expert in Mathematics and of wiziq.com)
Prof. AS Sidhu
(Expert in Physics, HKS Institute of Sciences, Ludhiana)