Biology Test from Dr Biswas and Biswas for AIPMT : 01 of 10

A transgenic food crop which may help in solving the problem of night blindness in developing countries is
Flavr Savr tomatoes
Starlink maize
Bt Soyabean
Golden rice
The thinnest skin is present on the
Eyelids
Soles of feet
Back of the hand
Forehead
Which one of the following is a viral disease of poultry? 
Coryza
Pasteurellosis
New Castle disease
Red water fever
Genetic code is
Degenerate and overlapping
Degenerate and non-overlapping and non- ambiguous
Universal, overlapping and ambiguous
Degenerate and overlapping and ambiguous
Which of the following vitamin prevents bleeding?
Vitamin C
Vitamin K
Vitamin B12
Vitamin D
Circinate vernation is seen in 
Equisetum, Nephrolepis and Funaria
Nephrolepis, Adiantum and Pteris
Lycopodium, Nephrolepis
Psilotum, Nephrolepis and Marchantia
One of the following is an essential amino acid
Tryptophan
Cysteine
proline
glycine
The Great Indian Rhinoceros is protected in /
Manas Sanctuary
Kanha National Park
Bharatpur Sanctuary
Kaziranga National Park
Growth inhibitors are
Auxin and ABA
Auxin and Gibberellins
Cytokinin and ABA
ABA and ethylene
Reducing powers produced in light reactions in photosynthesis are
PS I and PS II
ATP and NADPH
Chl. a and Chl b
glucose and oxygen
Young stems and roots develop epidermis, cortex and
Steal
Pith
cork cambium
Stele
Closest to the centre of woody stem is
vascular cambium
new xylem
old xylem
old phloem
External fertilization is generally associated with
less of water
close association and coitus amongst partners
fertilization in oviducts
fertilization in water
Here is the section of anther. Pick up the correct match 
A = endothecium, B = epidermis C = Tapetum, D = spermatocytes, E = parietal cells, F = stomium
A = epidermis, B = endothecium, C = middle layers D = tapetum, E = microspore mother cells, F =stomium
A = stomium B = epidermis, C = Tapetum, D =spermatocytes, E = parietal cells, F = endothecium
A = middle layers B = endothecium, C = epidermis D = microspore mother cells E = tapetum F =stomium
In mammals each half of pectoral girdle consists of
Supra scapula
Scapula
Coracoid
All the above
In mammals each half of pelvic girdle consists of
Ilium
Ischium
Pubis
All the above
Astragalus and calcanium are present in
Fore limb
Hind limb
Scapula
Clavicle
Which of the following is an example of appendicular skeleton?
Bones of skull
Bones of vertebral column
Ribs
Bones of fore and hind limbs
Which of the following is absent in the segment of cockroach's leg?
Fibula
Coxa
Tibia
Femur
Synsacrum of fowl consists of about
29 vertebrae
3 vertebrae
Single vertebra
16 Vertebrae
 A lake near a village suffered heavy mortality of fishes within a few days. Consider the following reasons for this (a) Lots of urea and phosphate fertilizer were used in the crops in the vicinity (b) The area was sprayed with DDT by an aircraft (c) The lake water turned green and stinky (d) Phytoplankton populations in the lake declined thereby greatly reducing photosynthesis Which two of the above were the main causes of fish mortality in the lake?
a, b
b, c
c, d
a, c
Given below is a diagrammatic cross section of a single loop of human cochlea  Which one of the following options correctly represents the names of three different parts?
B: Tectorial membrane, C:Perilymph, D: Secretory cells
C: Endolymph, D: Sensory hair cells, A: Serum
D: Sensory hair cells, A: Endolymph, B: Tectorial membrane
A:Perilymph B: Tectorial membrane, C: Endolymph
Senescence as an active developmental cellular process in the growth and functioning of a flowering plant is indicated in
Vessels and tracheid differentiation
Leaf abscission
Annual plants
Floral parts
Vascular tissues in flowering plants develop from
Phellogen
Plerome
Periblem
Dermatogen
Nitrogen fixation in root nodules of Alnus is brought about by
Bradyrhizobium
Clostridium
Frankia
Azorhizobium
What will happen if the secretion of parietal cells of gastric glands is blocked with an inhibitor?
Gastric juice will be deficient in chymosin
Gastric juice will be deficient in pepsinosin
In the absence of HCL secretion, inactive pepsinogen is not converted into the active enzyme pepsin
Enterokinase will not be released from the duodenal mucosa and so trypsinogen is not converted to trypsin
Electrons from excited chlorophyll molecule of photosystem II are accepted first by:
Cytochrome - b
Cytochrome – f
Quinone
Ferredoxin
Trichoderma harzianum has proved a useful microorganism for:
bioremediation of contaminated soils
reclamation of wastelands
gene transfer in higher plants
biological control of soil-borne plant pathogens
Which type of white blood cells are concerned with the release of histamine and the natural anti-coagulant heparin?
Neutrophils
Basophils
Eosinophils
Monocytes
Which one of the following in birds indicates their reptilian ancestry?
Scales on their hind limbs
Four-chambered heart
Two special chambers crop and gizzard in their digestive tract
Eggs with a calcareous shell
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• Medical and paramedical aspirants may find this Tests in biology very fruitful for Examinations like AIPMT, State PMT, NET JRF, Entrance to BSc nursing, SAT and AP biology and also IAS Examinations. These objective quizzes/tests are brought to by the experts from bisbio.in and are exclusively elaborated in their competitive book, Pradeep’s Objective Biology, Volume I and Volume II which includes all the PMT questions of various examinations of the year 2009.

Discussion

Raunak

27/30.

1278 days 22 hours 10 minutes ago

Shilpa

Very good test Sir..I hav scored 23....Thank you

1627 days 22 hours 11 minutes ago

Sivaramakrishnan

Really a good test.A must DO.

1685 days 15 hours 2 minutes ago

Divyasri

I scored 30 out of 30 sir but it s really a gud test

1861 days 14 hours 47 minutes ago

Pranab Sarma

i scored 23..nice test sir

2062 days 14 hours 9 minutes ago

diksha sharma

alas i again scored 21 oopsssssssssss

3093 days 1 hours 50 minutes ago

Satish Kumar

Sir very excellent test keep it up

3093 days 22 hours 15 minutes ago

diksha sharma

i scored 21.......... nice one.... thanksssssssssss sir

3103 days 3 minutes ago

madhurima biswas

its good..

3119 days 20 hours 10 minutes ago

Dr. SUBROTO BISWAS
Professor/SME/Instructor in Biology (NEET/AIIMS)
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