AIPMT 2005 (Biology)
Description: AIPMT 2005 Biology Previous Papers and Sample Model Practice Papers and Online Study Material | |
Number of Questions: 100 | |
Created by: Ankita Patil | |
Tags: AIPMT 2005 Biology AIPMT Physics AIPMT 2006 Physics AIPMT Model Paper AIPMT Sample Paper CBSE Sample Paper AIPMT 2004 AIPMT 2005 AIPMT 2007 AIPMT 2006 Biology AIPMT 2006 Chemistry AIPMT 2004 Biology Biology Translation Salient Features of Double Helix Structure Carbohydrates Structure of Embryo Classification of Animals as Asymmetric, Radially Symmetric and Bilaterally Symmetric Inhibition and Activation of Enzymes Biofortification and Its Recent Developments Classification of Prokaryotic Organisms Use of Microbes in Chemicals, Enzymes and Bioactive Molecules |
Parkinson’s disease is caused by degeneration of brain neurons that are involved in movement control by making use of the neurotransmitter
A women with 47 chromosomes due to three copies of chromosome 21 is characterized by
Centromere is required for
Protein synthesis in an animal cell occurs
Which of the following hydrolyses internal phosphodiester bonds in a polynucleotide chain?
Which one of the following phenomena supports Darwin's concept of natural selection in organic evolution?
Carbohydrates, the most abundant biomolecules on Earth, are produced by
According to widely accepted “fluid mosaic model” cell membranes are semi–fluid, where lipids and integral proteins can diffuse randomly. In recent years, this model has been modified in several respects. In this regard, which of the following statements is incorrect?
At what stage of the cell cycle are histone proteins synthesized in a eukaryotic cell?
The main organelle involved in modification and routing of newly synthesized proteins to their destinations is
E.coli cells with a mutated z gene of the lac operon cannot grow in medium containing only lactose as the source of the energy because
Through which cell of the embryo sac does the pollen tube enter the embryo sac?
Which of the following unicellular organisms has a macronucleus for trophic function and one or more micronuclei for reproduction?
In contrast to Annelids the Platyhelminths show
Barophilic prokaryotes
From the following statements, select the wrong one.
There exists a close association between the alga and the fungus within a lichen. The fungus
Which of the following statements regarding enzyme inhibition is correct?
The ability of the Venus Flytrap to capture insects is due to
Golden rice is a transgenic crop of the future with the improved trait of
Which one of the following pairs is mis-matched?
In a type of apomixes known as adventive embryony, embryos develop directly from the
Using imprints from a plate with complete medium and carrying bacterial colonies, you can select streptomycin resistant mutants and prove that such mutations do not originate as adaptation. These imprints need to be used
Identify the correctly matched pair.
Which of the following is generally used for induced mutagenesis in crop plants?
Auxospores and hormocysts are formed, respectively, by
One of the most important functions of botanial gardens is that
More than 70% of world's freshwater is contained in
Match List I with List II and select the correct answer using the codes given below the Lists: List I List II I. Peritrichous flagellation (A) Ginkgo II. Living fossil (B) Macrocystes III. Rhizophore (C) Escherichia coli IV. Smallest flowering plant (D) Selaginella V. Largest perennial alga (E) Wolffia
Animals have the innate ability to escape from predation. Examples for the same are given below. Select the incorrect example.
AIDS is caused by HIV that principally infects
The world's highly prized wool yielding 'Pashmina' breed is
Why is vivipary an undesirable character for annual crop plants?
An important step in the manufacture of pulp for paper industry from the woody tissues of plants is the
For retting of jute, the fermenting microbe used is
Three crops that contribute maximum to global foodgrain production are
During which stage in the complete oxidation of glucose are the greatest number of ATP molecules formed from ADP?
At which latitude, heat gain through insolation approximately equals heat loss through terrestrial radiation?
Which of the following represents the edible part of fruit 'Litchi'?
Ectophloic siphonostele is found in
The deficiencies of micronutrients, not only affects growth of plants but also vital functions such as photosynthetic and mitochondrial electron flow. Among the list given below, which group of three elements shall affect most, both photosynthetic and mitochondrial electron transport?
Biodiversity Act of India was passed by the Parliament in the year
Which of the following is not used for disinfection of drinking water?
As compared to a C3- plant, how many additional molecules of ATP are needed for net production of one molecule of hexose sugar by C4- plants?
The salivary gland chromosomes in the diptera larvae, are useful in gene mapping because
Prolonged liberal irrigation of agricultural fields is likely to create the problem of
Chemiosmotic theory of ATP synthesis in the chloroplasts and mitochondria is based on
In a woody dicotyledonous tree, which of the following parts will mainly consist of primary tissues?
On which principle does a potometer work?
Chlorophyll in chloroplasts is located in
Photosynthesis in C4- plants is relatively less limited by atmospheric CO2 levels because
Photosynthetic Active Radiation (PAR) has the following range of wavelengths
Enzymes, vitamins and hormones can be classified into a single category of biological chemicals because all of these
G - 6 - P dehydrogenase deficiency is associated with haemolysis of
An acromian process is characteristically found in the
In ornithine cycle, which of the following wastes are removed from the blood?
Secretin and cholecystokinin are digestive hormones. They are secreted in
Which of the following characters is/are not typical of class Mammalia?
Grey crescent is the area
Which one of the following pairs is mis–matched?
The net pressure gradient that causes the fluid to filter out of the glomeruli into the capsule is
If mammalian ovum fails to get fertilized, which one of the following is unlikely?
Top-shaped multiciliate male gametes, and the mature seed which bears only one embryo with two cotyledons, are characteristic features of
Which of the following represents an ovule where the embryo sac becomes horseshoe-shaped and the funiculus and micropyle are close to each other?
Epithelial cells of the intestine involved in food absorption have on their surface
Which of the following substances, if introduced into the blood stream, would cause coagulation of blood at the site of its introduction?
One of the examples of the action of the autonomous nervous system is
Damage to thymus in a child may lead to
In a man, abducens nerve is injured. Which of the following functions will be affected?
A patient is generally advised to specially consume more meat, lentils, milk and eggs in diet only when he suffers from
Which of the following pairs, is correctly matched?
A person is undergoing prolonged fasting. His urine will be found to contain abnormal quantities of
Which of the following is the simplest amino acid?
According to IUCN Red List, what is the status of Red Panda (Ailurus fulgens)?
Which one of the following makes use of RNA as a template to synthesise DNA?
At a particular locus, frequency of ‘A’ allele is 0.6 and that of ‘a’ is 0.4. What would be the frequency of heterozygotes in a random mating population at equilibrium?
Nucleotides are building blocks of nucleic acids. Each nucleotide is a composite molecule formed by
A student wishes to study the cell structure under a light microscope having 10X eyepiece and 45X objective. He should illuminate the object by which one of the following colours of light so as to get the best possible resolution?
In order to find out the different types of gametes produced by a pea plant having the genotype AaBb, it should be crossed to a plant with the genotype
During transcription holoenzyme RNA polymerase binds to a DNA sequence and the DNA assumes a saddle like structure at that point. What is that sequence called?
A man and a woman, who do not show any apparent signs of a certain inherited disease, have seven children (2 daughters and 5 sons). Three of the sons suffer from the given disease but none of the daughters is affected. Which of the following mode of inheritance do you suggest for this disease?
In which one pair both the plants can be vegetatively propagated by leaf pieces?
A woman with normal vision, but whose father was colour blind, marries a colour blind man. Suppose that the fourth child of this couple was a boy. This boy
Telomerase is an enzyme which is a
De Vries gave his mutation theory on organic evolution while working on
Genes for cytoplasmic male sterility in plants are generally located in
The name of Norman Borlaug is associated with
Which one of the following experiments suggests that simplest living organisms could not have originated spontaneously from non-living matter?
Which of the following is not a hereditary disease?
Which of the following is not true for a species?
Which of the following is the relatively most accurate method for dating of fossils?
Haemophilia is more commonly seen in human males than in human females because
A person got injured in his twenties resulting in damage and death of a few cells of the following. Which of these cells are least likely to be replaced by new cells?
All of the following statements concerning the Actinomycetous filamentous soil bacterium Frankia are correct except that Frankia?
Bacillus thuringiensis (Bt) strains have been used for designing novel
The catalytic efficiencies of two different enzymes can be compared by the
Production of a human protein in bacteria by genetic engineering is possible because
There are two opposing views about origin of modern man. According to one view Homoerrectus in Asia were the ancestors of modern man. A study of variation of DNA however suggested African origin of modern man. What kind of observation on DNA variation could suggest this?
Which of the following depresses brain activity and produces feelings of calmness, relaxation and drowsiness?
Which group of thereof the following five statements (I - V) contains all three correct statements regarding beri-beri?
I. A crippling disease prevalent among the native population of sub-Saharan Africa.
II. A deficiency disease caused by lack of thiamine (vitamin B1).
III. A nutritional disorder in infants and young children when the diet is persistently deficient in essential protein.
IV. Occurs in those countries where the staple diet is polished rice.
V. The symptoms are pain from neuritis, paralysis, muscle wasting, progressive oedema, mental deterioration and finally heart failure.