• AIIMS PMT AIPMT JIPMER Plant by : April 2, 2015

    1. In dicot roots cork cambium originates in (a) pith (b) hypodermis (c) pericycle (d) endodermis. 2. Differential division of RAM gives rise to (a) protoderm (b) procambium (c) calyptrogen (d) all of these. 3. Which of the following is a primary lateral meristem? (a) Interfascicular cambium (b) Intrafascicular ...

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  • AIIMS AIPMT PMT JIPMER Essential by : March 31, 2015

    Primary growth is the first form of growth to occur. A whole plant can be built up by primary growth, and in most monocotyledonous plants and herbaceous dicotyledons it is the only type of growth. It is a ...

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  • AIIMS PMT AIPMT JIPMER Essential by : March 30, 2015

    1. Which one of the following is correct pairing of a body part and the kind of muscle tissue that moves it? (a) Biceps of upper arm – Cardiac muscle fibres (b) Abdominal wall – Striated muscle fibres (c) Iris – Smooth muscle ...

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  • AIIMS AIPMT PMT Special Neural by : March 28, 2015

    • Neural tissue exert the greatest control over the body’s responsiveness to changing conditions. • It generally develops from the ectoderm but microgliocytes (glial cell type) arise from the mesoderm of the embryo. • The special properties of ...

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  • Specialised connective tissue by : March 28, 2015

    The special connective tissue cartilage, bone and blood – each have unique cells and extracellular matrices that allow specialized functions. I. Cartilage • Cartilage is a soft skeletal tissue. It is not rigid like bone. • It is found more abundantly ...

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  • Animal Connective Tissues by : March 28, 2015

    Animal  Connective tissue • Connective tissue, formed from mesoderm of the embryo, is the most abundant and widely distributed tissue of the body. • This tissue provides the structural framework and support to different tissues and helps ...

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  • AIIMS AIPMT PMT Reference question by : March 27, 2015

    1.What is silent area in human brain? Until recently, the prefrontal areas of human brain were referred to as the “silent areas” or “uncommitted cortex”, because injury to these regions was not accompanied by sensorimotor ...

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  • AIIMS PMT AIPMT Essential - by : March 26, 2015

    An organism starts its life as a single cell. Unicellular organisms grow and reproduce without increasing number of body cells but multicellular organisms undergo a far more complex process of ...

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  • AIIMS Special Assertion and Reasoning by : March 25, 2015

    Directions : In the following questions (1-75), a statement of Assertion (A) is followed by a statement of Reason (R). Mark the correct choice as : (a) If both Assertion and Reason are true and Reason is the ...

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  • AIIMS Model Paper 2015 by : March 24, 2015

    1. Two different animals are classified into the same family. This means that they would be classified in (a) the same phylum but different class (b) the same class but different species (c) a different kingdom and different ...

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  • JEE Physics Multiple choice questions by : March 22, 2015

    This section contains 10 multiple choice questions. Each question has four choices (a), (b), (c) and (d) out of which ONLY ONE is correct. 1. The input resistance of a silicon transistor is 100 ...

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  • Gene Linkage Groups by : March 1, 2015

    Linkage group • A linkage group is a linearly arranged group of linked genes which are normally inherited together except for crossing over during cell division. They act and move as a unit rather than independently. • Because ...

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  • Gene Linkages and Their Types by : March 1, 2015

    • Linkage has been found to be complete or incomplete depending upon the absence or presence of nonparental or new combinations of linked genes. Complete linkage • Complete linkage is a linkage or grouping of genes on a ...

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  • AIPMT PMT Post-Mendelian Genetics by : March 1, 2015

    • Although Gregor Mendel developed his ground : breaking principles of inheritance in the mid-1800s, the importance of his work went largely unnoticed by the scientific community until the early 1900s. • At that ...

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  • AMU 2014 Solved Paper by : February 28, 2015

    1. Nistch was able to get strawberries of different shapes by (a) splitting the ovary (b) removing the perianth (c) selectively removing some carpels (d) inserting an alcohol dipped needle into the ovary. 2. Plants can be made ...

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  • AIPMT PMT NCERT Environmental Issues by : February 28, 2015

    1. Steps taken by the Government of India to control air pollution include (a) compulsory PUC (Pollution under control) certification of petrol driven vehicles which tests for carbon monoxide and hydrocarbons (b) permission to use only pure diesel ...

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  • AIIMS AIPMT PMT - Physical by : February 26, 2015

    1. Assertion : The volume of a gas is directly proportional to the number of moles of the gas. Reason : The ratio of the volumes of the reactants to products are in agreement with their molar ratio.

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  • Optics - Modern Physics by : February 25, 2015

    OPTICS Optics is the branch of physics which deals with the study of production, propagation and nature of light. It is divided into two branches :(i) Ray optics ...

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