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Biology
One of the following is not correctly matched
The biological process in which both aerobes & anaerobes degrade organic matter is
The sound lub-dub lub-dub is produced by
Which among the given increases the rate of heart beat -
Which of the following plant hormone was first isolated from a fungus?
Blood is carried towards the heart by __ .
If the pH of a soil sample is 4, which of the following substance can be added to help the growth of plants?
Operculum is present in
The biomolecules that contribute to the genetic material of cells are
The source of the enzyme, diastase is
Which among the given is a bacterial disease?
Which of the following plants have root nodules?
Blood is formed in the human adult by the
If the radius of blood vessels of a person decreases his/her blood pressure will
Organic Substances which, in very small amounts, control growth and development called
The blood cholesterol level in 100 ml of blood in a normal person varies between
The source of three important narcotic drugs-bhang, ganja and hashish (charas) -is one and the same plant. Which among the given is this plant?
Which among the given is a coldblooded animal -
Which of the following plants is not capable of manufacturing own food?
Blood is red in colour due to the presence of _
If waste materials contaminate the source of drinking water, Which among the given diseases will spread
Organisms that depend only on raw plant products are said to be
The blood pressure of a young male human being is
The special modified epidermal cells surrounding stomatal pore are called
Which among the given is a deficiency disease -
Which of the following protects the body against infectious disease and foreign invaders?
If we are to measure the length of blood vessels in our body, how many kilometres would it add up to?
Ornithophily is effected by
The blood vessel supplying blood to the kidney is
The specific role of Vitamin K is in the synthesis of
Which among the given is a Dominant Autosomal Disorder -
Which of the following separates urea from the body?
Blood is supplied to the walls of vessels by
If xylem & phloem are arranged in the same radius, such a vascular bundle is called:
Osmosis is the flow of solution from higher concentration to a solution of lower concentration through a semi permeable membrane. What is incorrect in this statement?
The blood vessel which carries oxygenated blood to the liver is
The speed of light with the rise in the temperature of the medium:
Which among the given is a fish -
Which of the following statements is incorrect about the Lysosome?
Blood leaves the glomerulus by
Important plant diseases like fire-blight and crown all are caused by
Osteology is the study of
The carbon dioxide content in the air that we exhale is about
The standard audible capacity of a healthy human being as per World Health Organi-sation is in the range of
Which among the given is a form of sexual reproduction
Which of the following structure is not found in a eukaryotic cell?
Blood pressure is controlled by
Impulses from the pace–maker cause the
Other than spreading malaria, anopheles mosquitoes are also vectors of
The catalytic power of enzymes is due to
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