Solved Question Paper of PMT 2016

Ques;- The compound that will react most readily with gaseous bromine has the formula.

Ans:- C3H6

Ques:- Which one of the following compounds shows the presence of intramolecular hydrogen bond ?

Ans:- Cellulose

Ques;- The decomposition of phosphine on tungsten at low pressure is a first- order reaction. It is because the.

Ans:- Rate is proportional to the surface coverage

Ques:- During the electrolysis of molten sodium chloride, the time required to produce 0.12 mol of chlorine gas using a current of 3 amperes is:

Ans:- 110 minutes

Ques:- How many electrons can fit in the orbital for which n=3 and l=1 ?

Ans:- 2

Ques:- The van’t Hoff factor(i) for a dilute aqueous solution of the strong electrolyte barium hydroxide is :

Ans:- 3

Ques:- In calcium fluoride, having the fluorite structure ion and fluoride ion are :

Ans:- 8 and 4

Ques:- Boric acid is an acid because its molecule:

Ans:- Accepts OH negative from water releasing proton

Ques:- Zinc can be coated on iron to produce galvanized iron but the reverse is not possible. It is because :

Ans:- Zinc has lower negative electrode potential than iron

Ques:- The suspension of slaked lime in water  is known as :

Ans:- Milk of lime

Ques:- Which can be used as the halide component for Friedel- Crafts reaction ?

Ans:- Isopropyl chloride

Ques:- The central dogma of molecular genetics ststes that the genetic information flows from :

Ans:- Dna –Rna –Proteins

Ques:- A foreign DNA and plasmid cut by the same restriction endonuclease can be joined to form a recombinant plasmid using :

Ans:- Ligase

Ques;- Which is not a component of downstream processing ?

Ans:- Expression

Ques:- What restriction enzymes produces blunt ends ?

Ans:- Eco RV

Ques:- Which Kind of therapy was given in 1990 to a four- year- old girl with adenosine deaminase (ADA) deficiency ?

Ans:- Gene therapy

Ques:-How many hot spots of biodiversity in the world have been identified till date by Norman ?

Ans:- 34

Ques:- The primary producers of the deep-sea hydrothermal  vent ecosystem are :

Ans:- Chemosynthetic bacteria

Ques :-Red list contains data or information on

Ans:- threatened species

Ques:- Which is wrong for fungi ?

Ans:- All fungi possess a purely cellulose cell wall

Ques:- Methanogens belong to-

Ans;- Archabacteria

Ques:- The label of the a herbarium sheet does not carry information on :

Ans:- Height of the plant

Ques:- Conifers are adapted to tolerate extreme environmental conditions because of :

Ans:- Thich cuticle

Ques:- The term ‘polyadelphous ‘ is related to :

Ans:- Androecium

Ques:- How many plants among indigofera, Sesbania, Salvia, Allium, Aloe, mustard; groundnut, radish, gram and turnip have stamens with different lengths in their flowers ?

Ans:- Four

Ques:- Radical symmetry is found in the flowers of :

Ans:- Brassica

Ques:- Free- central placentation is found in

Ans:- Dianthus

Ques:- Cortex is the region found between :

Ans:- Epidermis and stele

Ques:- The balloon- shaped structures called tyloses

Ans:- Are extensions of xylem parenchyma cells into vessels

Ques:- A non-proteinaceous enzyme is ;

Ans:- Ribozyme

Ques:- A cell organella containing hydrolytic enzymes is :

Ans:- Lysosome

Ques:- During cell growth, DNA synthesis takes place in

Ans:- S phase

Ques:- Which of the following biomolecules is common to respiration- mediated breakdown of fats, carbohydrates and proteins ?

Ans:- Acetyl CoA

Ques:- A few drops of sap were collected by cutting across a plant stem by a suitable method. The sap was tested chemically. Which one of the following test results indicates that it is phloem sap ?

Ans:- Alkaline

Ques:- You are given a tissue with its potential for differentiation in an artificial culture. Which of the following pairs of hormones would you add to the medium to secure shoots as well as roots ?

Ans:- Auxin and cytokinin

Ques:- Phytochrome is a :

Ans:- Chromoprotein’

Ques:- Which is essential for the growth of root tip ?

Ans:- Ca

Ques:- The process which makes major difference between C3 and C4 plants is :

Ans:- Photorespiration

Ques:- Which one of the following generates new genetic combinations leading to variation ?

Ans:- Sexual reproduction

Ques:- In majority of angiosperms

Ans:- A small central cell is present in the embryo sac.

Ques:- Pollination in water hyacinth and lily is brought about by the agency of :

Ans:- Insects or wind

Ques:- The ovule of an angiosperm is technically equivalent to :


Ques:-Taylor conducted the experiments to prove semiconservative mode of chromosome replication on :

Ans:- Vicia faba

Ques:- The mechanism that causes a gene to move from one linkage group to another is called :

Ans:- Translocation

Ques:- The equivalent of a structural gene is :

Ans:- Cistron

Ques:- A true breeding plant is :

Ans:- Near homozygous and produces offspring of its own kind

Ques:- Which rRNAs acts as structural RNA as well as ribozyme in bacteria ?

Ans:- 23 S rRNA

Ques:- Stirred- tank bioreactors have been designed for :

Ans:- Availability of oxygen throughout the process

Ques:- A molecule that can act as a genetic material must fulfill the traits given below, except :

Ans:- It should be unstable structurally and chemically.

Ques:- DNA- dependent RNA polymerase catalyzes transcription on one strand of the DNA which is called the :

Ans:- Template strand

Ques:- Interspecific hybridization is the mating of :

Ans:- Two different related species

Ques:- Which is correct regarding AIDS causative agent HIV ?

Ans:- HIV does not escape but attacks the acquired immune response.

Ques:- Among the following edible fishes, which one is a marine fish having rich source of omega-3 fatty acids ?

Ans:- Mackerel

Ques:- Biochemical Oxygen Demand (BOD) MAY not be a good index for pollution for water bodies receving effluents from :

Ans:- Petroleum industry

Ques:- The principle of competitive exclusion was stated by ;

Ans:- G.F. Gause

Ques:- Which of the following National Parks is home to the famous musk deer or hangul ?

Ans:- Dachigam National Park, Jammu & Kashmir

Ques:- A lake which is rich in organic waste may result in :

Ans:-Mortality of fish due to lack of oxygen

Ques:- The highest DDT concentration in aquatic food chain shall occur in :

Ans:- Seagull

Ques:- Which of the following sets of diseases is caused by bacteria ?

Ans:- Cholera and tetanus

Ques:- In male cockroaches, sperms are stored in which part of the reproductive system ?

Ans:- Seminal vesicles

Ques:- Smooth muscles are :

Ans:- Involuntary, fusiform, non- striated

Ques:- Oxidative phosphorylation is :

Ans:- Formation of ATP by energy released from electrons removed during substrate   oxidation.

Ques:- When cell has stalled DNA replication fork, which checkpoint should be predominantly activated ?

Ans:- G2/M

Ques;-Which hormones do stimulate the production of pancreatic juice and bicarbonate ?

Ans;- Cholecystokinin and secretin

Ques:- The partial pressure of oxygen in the alveoli of the lungs is ;

Ans;- More than that in the blood

Ques:- Graves’ disease is caused due to :

Ans:- Hypersecretion of thyroid gland

Ques:- Name the ion responsible for unmasking of active sites for myosin for cross-bridge activity during muscle contraction.

Ans;- Calcium

Ques:- Name the blood cells, whose reduction in number can cause clotting dosorder, leading to excessive loss of blood from the body.

Ans:- Thrombocytes

Ques:- Name a peptide hormone which acts mainly on hepatocytes, adipocytes and enhances cellular glucose uptake and utilization .

Ans:- Insulin

Ques:- Osteoporosis, an age- related disease of skeletal system, may occur due to ;

Ans:- Decreased leval of estrogen

Ques:- Serum differs from blood in :

Ans:- Lacking clotting factors

Ques:- Lungs do not collapse between breaths and some air always remains in the lungs which can never be expelled because :

Ans:- There is a negative intrapleural pressure pulling at the lung walls.

Ques:-The posterior pituitary gland is not a true endocrine gland because :

Ans:- It only stores and releases hormones

Ques:- The part of nephron involved in active reabsorption of sodium is :

Ans:- Proximal convoluted tubule.

Ques:- Which of the following is hormone releasing IUD ?

Ans:- LNG-20

Ques:- Embryo with more than 16 blastomeres formed due to in vitro fertilization is transferred into :

Ans:- Uterus

Ques:- Several hormones like hCG, hPL, estrogen, progesterone are produced by :

Ans:- Placenta

Ques:A colour- blind man marries a woman who is homozygous for normal colour vision, the probability of their son being colour- blind is :

Ans:- 0

Ques:- Genetic drift operates in :

Ans:- Small isolated population.

Ques:- In hardy- Weinberg equation, the frequency of heterozygous individual is represented by :

Ans:- 2 pq

Ques:- The chronological order of human evolution from early to the recent is :

Ans:- Ramapithecus – Australopithecus – Homo habilis – Homo erectus

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