Free Download Cbse-Pmt Physics, Chemistry & Biology Sample Papers

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Here you can Free Download Model Test Papers for Main Test CBSE-PMT PHYSICS & CHEMISTRY And BIOLOGY. This Paper has 20 questions (Q.No. 1 to 10 from Physics and Q.NO. 11 to 20 from Chemistry). With Soultion Model test paper


1. Define in brief
(i) Binomial Nomenclature (ii) Theory of Pangenesis (iii) Theory of Germplasm
(iv) Amniocentesis (v) Hydration shell

2. Fill in the blanks
(i) A simple form of lipids are hydrocarbons with a __________ group at one end.
(ii) According to the first law of thermodynamics the total amount of energy in the universe is __________
(iii) Australia separated from other continents more than __________ million years ago.
(iv) The fruiting body in Penicillium called __________ is cup shaped and contrains the spore bearing structures called asci.
(v) The protozoan cell body is either nacked or surrounded by a non-rigid __________
(vi) The __________ of an object can be defined as the distance between the front surface of the lens and the surface of the cover glass or object when it is in sharp focus.
(vii) __________ explained that cells are formed from pre-existing cells.
(viii) __________ is a special technique, which is used to classify bacteria into two groups.
(ix) __________ an indispensable polysaccharide for preparing solid culture media, is a natural component of certain seaweeds.
(x) The __________ that surround the centriole, and the spindle together constitute the mitotic apparatus.

3. Write true of false and right version of wrong statement.
(i) During prophase the cell nucleus becomes spheroid, and there is an increase in visocity of cytoplasm.
(ii) In meiosis the arms of the chromatids are separated widely in prophase II.
(iii) The parallel behaviour of genes and chromosomes during inheritance demonstrates the location of genes on chromosomes.
(iv) Morgan discounted the concept of gemmules and proposed that living organisms consists of two kinds of materials - somatoplasm and germplasm.
(v) Mendel presented his work for the first time in 1856.
(vi) When two haploid gametes unite during fertilization not only the diploid chromo some number but also every allele pair is restored.
(vii) A duplication occurs when a portion of a chromosome is repeated.
(viii) In 1953, Maurice H. F. Wilkins and Rosalind E. Franklin look X-ray diffraction pictures of crystalline DNA.
(ix) During elongation in translation ribosome moves along the mRNA in the 3’ to 5’ direction.
(x) Treatment of pathogenic viral infeelious is done by interleukins.

4. Answer the questions in one or a few words.:
(i) In the leaves the ground tissue, consisting of thin walled chlorenchyma is called
(ii) The xylem which is first formed and consist of annular, spiral and scalariform vessels, and lie towards the center of the stem
(iii) The technique of DNA finger printing was pioneered and perfected by
(iv) The part of Ti plasmid transtared into Plant cell DNA, is called
(v) The bacterium that induces formation of cancerous growth called a crown gall tumor
(vi) The potential ability of a cell to develop any type of the cell in the animal body, for instance nerve cells or kidney cells or heart cells,
(vii) The enzyme responsible for fruit softening
(viii) How many genes approx are preseut in your body
(ix) All the DNA in the cells of an organism, say for our cells from skin or muscles or brain and everything including genes is its
(x) If the root is broad at the base and tapers gradually towards the apex, it is called :

5. Write answer in single word or term or sentence.
(i) What is the source of malate in guard cells ?
(ii) Write the name of the pigment present in the root nodules of leguminous plants.
(iii) What kind of DNA is present in chloroplast ?
(iv) On which factor does RQ depend upon ?
(v) What type of medium as regards pH is required for the activity of trypsin
(vi) Which gas can saturate the haem of Hb and is a poison ?
(vii) Name two non-iron products of the breakdown of haemoglobin.
(viii) Name the exact part of the uriniferous tubule, which is directly influenced by ADH
(ix) Where is hyoid bone present in our body ?
(x) Which part of the brain controls the breathing movements ?

6. Fill in the blanks with appropriate word or term in the following paragraph.
An initial encounter with a microbe causes each T cell B cell that reacts with one of its antigens to (1)__________ and (2) __________ to form a (3) __________. Some of these B and T cells are short lived; they fight the infection and are called (4) __________ cells, others are long lived; they become (5) __________ cells and are stored in the (6) __________ and
(7) __________. A second encounter with that same type of microbe usually produces no symptoms of illness, because of the (8) __________ of specific B and T cells, each derived
from the same (9)__________ cell. This series of events, which provides immunity is known as (10)__________.

7. Explain why
(i) The human population is able to grow exponentially.
(ii) The larger categories like aquatic ecosystems are not usually called biomes
(iii) According to the species equilibrium theory, smaller islands have fewer species
(iv) The fertility function mx graphs the number of offspring as a function of age (x). It typically uses information from females only.
(v) Parental care behaviours are selected for

8. Write the answer in one or a few word.
(i) The average life span of RBC
(ii) When the intensity of light falling on leaf increases beyond a point, chlorophyl is destroyed. This phenomenon occurs in the presence of O2 and is known as
(iii) When carbohydrate are used as substrate and are completely oxidised, the R.Q. will be
(iv) During glycolysis, glucose is converted into
(v) The exine is made up of a complex substance called
(vi) The first cell of the male gametophyte
(vii) The first discovered plant harmones
(viii) The chemotactic agents operate via gradient sensing mechanism, where as chemoreceptors are
periplasmic binding proteins, such movements are called
(ix) One step of spermatogenesis during which the spermatids differentiate into spermatozoa
(x) Hormone which is responsible for the development of the secondary sexual characteristics of a mature woman

9. Write the scientific terms for the following

(a) A sensitive immunoassay that uses an enzyme linked to an antibody or antigen as a marker for the detection of a specific protein, specially an antigen or antibody.
(b) The use of sound with a frequency higher than 20,000 Hz to obtain images for medical diagnostic purposes.
(c) A tiny tube made of stainless steel, resembling a spring coil, which is commonly used to maintain normal flow of blood in an artery that is in danger of being blocked by arteriosclerosis.
(d) A treatment procudure that involves suppression or augmentation of immune responses, to achieve therapheutic effects
(e) Natural immunomodulators secreted by one type of immune cell that elicits response in anther type of immune cell

10. Write single term for every block.
Block A
(i) Results from the failure of testosterone secretion
(ii) Secondary Sex organ fail to function
(iii) Spermatozoa fail to be produced

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