NEET-XII-Biology
Bio year:2018
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- Qstn #105The Golgi complex participates in
(1) Fatty acid breakdown
(2) Formation of secretory vesicles
(3) Respiration in bacteria
(4) Activation of amino aciddigAnsr: 2Ans : (2)
- Qstn #106In stratosphere, which of the following element acts
as a catalyst in degradation of ozone a release of
molecular oxygen ?
(1) Carbon
(2) Cl
(3) Fe
(4) OxygendigAnsr: 2Ans : (2)
- Qstn #107Which of the following is a secondary pollutant
(1) CO
(2) ``CO_2``
(3) ``SO_2``
(4) ``O_3``digAnsr: 4Ans : (4)
- Qstn #108Niche is
(1) all the biological factors in the organism
environment
(2) the physical space where an organism live
(3) the range of temperature that the organism
needs to live
(4) the functional role played by the organism
where it livesdigAnsr: 4Ans : (4)
- Qstn #109Natality refers to
(1) Death rate
(2) Birth rate
(3) Number of individuals leaving the habitat
(4) Number of individuals entering a habitatdigAnsr: 2Ans : (2)
- Qstn #110What type of ecological pyramid would obtained
with the following data ?
Secondary consumer : 120 g
Primary consumer : 60 g
Primary producer : 10 g
(1) Inverted pyramid of biomass
(2) Pyramid of energy
(3) Upright pyramid of numbers
(4) Upright pyramid of biomassdigAnsr: 1Ans : (1)
- Qstn #111World Ozone Day is celebrated on
(1) ``5^{th}`` June
(2) ``21^{st}`` April
(3) ``16^{th}`` September
(4) ``22^{nd} April``digAnsr: 3Ans : (3)
- Qstn #112Which of the following is commonly used as a vector
for introducing a DNA fragment in human
lymphocytes ?
(1) Retrovirus
(2) Ti plasmid
(3) ``\gamma`` phage
(4) pBR 322digAnsr: 1Ans : (1)
- Qstn #113In India, the organisation responsible for assessing
the safety of introducing genetically modified
organisms for public use is
(1) Indian Council of Medical Research (ICMR)
(2) Council for Scientific and Industrial Research
(CSIR)
(3) Research Committee on Genetic Manipulation
(RCGM)
(4) Genetic Engineering Appraisal Committee
(GEAC)digAnsr: 4Ans : (4)
- Qstn #114A 'new variety of rice was patented by a foreign
company though such varieties have been present
in India for a long time. This is related to
(1) Co-667
(2) Sharbati Sonora
(3) Lerma Rojo
(4) BasmatidigAnsr: 4Ans : (4)
- Qstn #115Select the correct Match :
(1) Ribozyme - Nucleic acid
(2) ``F_2`` × Recessive parent - Dihybrid cross
(3) T.H. Morgan - Transduction
(4) G. Mendel - TransformationdigAnsr: 1Ans : (1)
- Qstn #116Use of bioresources by multinational companies and
organisations without authorisation from the
concerned country and its peoople is called
(1) Bio-infringement
(2) Biopiracy
(3) Biodegradation
(4) BioexploitationdigAnsr: 2Ans : (2)
- Qstn #117The correct order of steps in Polymerase Chain
Reaction (PCR) is
(1) Extension, Denaturation, Annealing
(2) Annealing, Extension, Denaturation
(3) Denaturation, Extension, Annealing
(4) Denaturation, Annealing, ExtensiondigAnsr: 4Ans : (4)
- Qstn #118Secondary xylem and phloem in dicot stem are
produced by
(1) Apical meristems
(2) Vascular cambium
(3) Phellogen
(4) Axillary meristemsdigAnsr: 2Ans : (2)
- Qstn #119Pneumatophores occur in
(1) Halophytes
(2) Free-floating hydrophytes
(3) Carnivorous plants
(4) Submerged hydrophytesdigAnsr: 1Ans : (1)