Recent questions tagged medium

Given the Assertion and Reason below, Choose one of the following responses $\begin{array}{1 1}\text{Assertion:If you burn a plant,its nitrogen component is given off as ammonia and other gases}\\\text{Reason:Hydroponics does not allow plants to grow well if they are supplied with all the mineral nutrients they need}\end{array}$

asked Apr 4, 2014 by sreemathi.v

1 answer

Given the Assertion and Reason below, Choose one of the following responses $\begin{array}{1 1}\text{Assertion:Leaves develop chlorosis in the absence of iron}\\\text{Reason:Iron is a constituent of chlorophyll }\end{array}$

asked Apr 4, 2014 by sreemathi.v

1 answer

Among the following compounds the one that is polar and has the central atom with $SP^2$ hybridisation is

asked Apr 4, 2014 by meena.p

1 answer

Given the Assertion and Reason below, Choose one of the following responses $\begin{array}{1 1}\text{Assertion:Plants growing in magnesium deficient soils show extensive interveinal chlorosis in leaves}\\\text{Reason:Magnesium is a constituent of chlorophyll}\end{array}$

asked Apr 4, 2014 by sreemathi.v

1 answer

Regarding inner cell mass - choose the correct option :

asked Apr 3, 2014 by pady_1

1 answer

Regarding hormonal changes essential for supporting the fetal growth, metabolic changes in the mother and maintenance of pregnancy - choose the incorrect option :

asked Apr 3, 2014 by pady_1

1 answer

Regarding renal excretion - choose the incorrect option :

asked Apr 3, 2014 by pady_1

1 answer

Regarding Collecting duct - choose the incorrect one:

asked Apr 3, 2014 by pady_1

1 answer

Distal Convoluted Tubule (DCT): 1. Conditional reabsorption of Na+ and water takes place in this segment. 2. DCT is also capable of reabsorption of HCO3– and selective secretion of hydrogen and potassium ions and NH3 to maintain the pH and sodium-potassium balance in blood. Regarding 1 and 2 :

asked Apr 3, 2014 by pady_1

1 answer

Regarding Henle’s Loop - choose the correct one:

asked Apr 3, 2014 by pady_1

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Regarding Proximal Convoluted Tubule (PCT) - choose the incorrect one:

asked Apr 3, 2014 by pady_1

1 answer

1. The distal convoluted tubules of many nephrons open into a straight tube called collecting duct, many of which converge and open into the renal pelvis through renal columns. 2. The Malpighian corpuscle, proximal convoluted tubule and distal convoluted tubule of the nephron are situated in the cortical region of the kidney whereas the loop of Henle dips into the medulla. Regarding 1 and 2 :

asked Apr 3, 2014 by pady_1

1 answer

Which of the following is not true regarding anatomy of kidney?

asked Apr 3, 2014 by pady_1

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Regarding excretion of waste products by organs other than kidney - choose the correct option :

asked Apr 3, 2014 by pady_1

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1. Renal calculi are Stone or insoluble mass of crystallised salts (oxalates, etc.) formed within the kidney. 2. Glomerulonephritis is Inflammation of glomeruli of kidney. Regarding 1 and 2 :

asked Apr 3, 2014 by pady_1

1 answer

Regarding Platelets / Thrombocytes - choose the correct option :

asked Apr 3, 2014 by pady_1

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Regarding White Blood Cells / Leukocytes - choose the incorrect option :

asked Apr 3, 2014 by pady_1

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Regarding White Blood Cells / Leukocytes - choose the incorrect option :

asked Apr 3, 2014 by pady_1

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Regarding plasma - choose the incorrect option :

asked Apr 3, 2014 by pady_1

1 answer

Regarding Rh incompatibility and erythroblastosis foetalis - choose the incorrect option :

asked Apr 3, 2014 by pady_1

1 answer

Regarding Heart - choose the incorrect statement :

asked Apr 3, 2014 by pady_1

1 answer

True about incomplete double circulation :

asked Apr 3, 2014 by pady_1

1 answer

Single circulation : 1. In fishes the heart pumps out deoxygenated blood which is oxygenated by the gills and supplied to the body parts 2. From body parts deoxygenated blood is returned to the heart.

asked Apr 3, 2014 by pady_1

1 answer

Heart Failure: 1. Heart failure means the state of heart when it is not pumping blood effectively enough to meet the needs of the body. 2. It is sometimes called congestive heart failure because congestion of the lungs is one of the main symptoms of this disease. Regarding 1 and 2 :

asked Apr 3, 2014 by pady_1

1 answer

Coronary Artery Disease (CAD): 1. Coronary Artery Disease, often referred to as atherosclerosis, affects the vessels that supply blood to the heart muscle. 2. It is caused by deposits of calcium, fat, cholesterol and fibrous tissues, which makes the lumen of arteries narrower. Regarding 1 and 2 :

asked Apr 3, 2014 by pady_1

1 answer

Regarding Pectoral girdle - choose the incorrect answer :

asked Apr 3, 2014 by pady_1

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Regarding Pelvic girdle - choose the incorrect answer :

asked Apr 3, 2014 by pady_1

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Regarding ribs and rib cage - choose the correct answer :

asked Apr 3, 2014 by pady_1

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Regarding vertebral column - choose the correct answer :

asked Apr 3, 2014 by pady_1

1 answer

Axial skeleton comprises bones distributed along the main axis of the body. The and ____ constitute axial skeleton.

asked Apr 3, 2014 by pady_1

1 answer

1. Myosin and actin are arranged as rod-like structures, parallel to each other and also to the transverse axis of the myofibrils. 2. Actin filaments are thinner as compared to the myosin filaments, hence are commonly called thin and thick filaments respectively. Regarding 1 and 2 :

asked Apr 3, 2014 by pady_1

1 answer

Regarding Skeletal system movement -choose the incorrect statement :

asked Apr 3, 2014 by pady_1

1 answer

About _ per cent of the body weight of a human adult is contributed by muscles. They have special properties like ________________________ .

asked Apr 3, 2014 by pady_1

1 answer

In cartilaginous joints, the bones involved are joined together with _________ . The joint between _ is of this pattern and it ___________ .

asked Apr 3, 2014 by pady_1

1 answer

Regarding thyroid gland - choose the incorrect option :

asked Apr 3, 2014 by pady_1

1 answer

Regarding pineal gland - choose the incorrect option :

asked Apr 3, 2014 by pady_1

1 answer

Regarding pituitary gland - choose the incorrect option :

asked Apr 3, 2014 by pady_1

1 answer

1. Hypothalamic hormone called GHRH stimulates the pituitary synthesis and release of gonadotrophins. 2. Somatostatin from the hypothalamus inhibits the release of gonadotrophins from the pituitary. Regarding 1 and 2 :

asked Apr 3, 2014 by pady_1

1 answer

Regarding Androgens - choose the incorrect option :

asked Apr 3, 2014 by pady_1

1 answer

Regarding Insulin - choose the incorrect option :

asked Apr 3, 2014 by pady_1

1 answer

Regarding Islet of Langerhans - choose the insulin and glucagon option :

asked Apr 3, 2014 by pady_1

1 answer

Regarding thymus gland - choose the correct statement :

asked Apr 3, 2014 by pady_1

1 answer

Regarding mechanism of hearing - choose the incorrect option :

asked Apr 3, 2014 by pady_1

1 answer

Regarding vestibular apparatus - choose the incorrect option :

asked Apr 3, 2014 by pady_1

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Regarding visual perception - choose the incorrect statement :

asked Apr 3, 2014 by pady_1

1 answer

Regarding eye - choose the incorrect statement :

asked Apr 3, 2014 by pady_1

1 answer

When a stimulus is applied at a site on the polarised membrane - (choose the incorrect statement) :

asked Apr 3, 2014 by pady_1

1 answer

Regarding resting potential - choose the correct statement :

asked Apr 3, 2014 by pady_1

1 answer

Unmyelinated nerve fibres - 1. Unmyelinated nerve fibre is enclosed by a Schwann cell that does not form a myelin sheath around the axon. 2. It is commonly found in autonomous and the somatic neural systems. Regarding 1 and 2 :

asked Apr 3, 2014 by pady_1

1 answer

Regarding the myelinated nerve fibres - choose the incorrect statement :

asked Apr 3, 2014 by pady_1

1 answer

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