Recent questions tagged medium

Which is not a part of ex-situ conservation :-

asked Mar 27, 2014 by sreemathi.v

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The branch of botany dealing with the distribution of plants or earth's surface is turned:-

asked Mar 27, 2014 by sreemathi.v

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In 1987,27 industrialised countries signed the montreal protocol,an international agreement :-

asked Mar 27, 2014 by sreemathi.v

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Which one of the following is most stable ecosystem?

asked Mar 27, 2014 by sreemathi.v

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A food rule:-

asked Mar 27, 2014 by sreemathi.v

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What percentage of sun's energy sustains the entire living world?

asked Mar 27, 2014 by sreemathi.v

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Success of mammals is largely due to their

asked Mar 27, 2014 by sreemathi.v

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Toluene is nitrated and the resulting product is reduced with tin and $ HCl$. The product so obtained is diazotized and then treated with cuprous bromide. The reaction mixture so formed contains

asked Mar 26, 2014 by thanvigandhi_1

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Which will not undergo diazotization?

asked Mar 26, 2014 by thanvigandhi_1

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Which of the following on reduction with $LiAlH_4$ Yields a secondary amine?

asked Mar 26, 2014 by thanvigandhi_1

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In the elimination reaction given below the alkene formed is

asked Mar 26, 2014 by thanvigandhi_1

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Which of the following chemicals are used to prepare MIC which caused Bhopal gas tragedy?

asked Mar 26, 2014 by thanvigandhi_1

1 answer

The embryo with 8 to 16 blastomeres is called a _______ (e), which continues to divide and transforms into (g) as it moves further into the uterus. The blastomeres are arranged into an outer layer called _ (J) and an inner group of cells attached to trophoblast called the __________ (I). What is (h) and what does it imply?

asked Mar 26, 2014 by pady_1

1 answer

What are (a) and (b)? The mitotic division starts as the zygote moves through the isthmus of the oviduct called _ towards the uterus and forms 2, 4, 8, 16 daughter cells called ____ .

asked Mar 26, 2014 by pady_1

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Small amounts of urea enter the _____ (K) of _ (J) which is transported back to the interstitium by the _____ (L). The above described transport of substances facilitated by the special arrangement of Henle’s loop and vasa recta is called the counter current mechanism that helps to maintain a concentration gradient in the _ (C). Presence of such interstitial gradient helps in an easy passage of water from the _______ (L).

asked Mar 26, 2014 by pady_1

1 answer

___ (D) is transported by the (E) of _ (J) which is exchanged with the ____ (G) of _ (I). (D) is returned to the interstitium by the (H) of __ (I).

asked Mar 26, 2014 by pady_1

1 answer

The proximity between the _ and , as well as the in them help in maintaining an increasing osmolarity from 300 mOsmolL–1 in the _ (A) to about 1200 mOsmolL–1 in the _____ (C). This gradient is mainly caused by _ and ________ .

asked Mar 26, 2014 by pady_1

1 answer

Each nephron has two parts – the glomerulus and the renal tubule. Glomerulus is a tuft of capillaries formed by the _______ (A). Blood from the glomerulus is carried away by an (B). The renal tubule begins with (C), which encloses the glomerulus. alongwith _ (C), is called the (D). The tubule continues further to form a highly coiled network – __ (E).

asked Mar 26, 2014 by pady_1

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The product of the following reaction is

asked Mar 26, 2014 by thanvigandhi_1

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Each nephron has two parts – the glomerulus and the renal tubule. The renal tubule begins with (A) and continues further to form a highly coiled network – (B) . (C) is the next part of the tubule whose ascending limb continues as another highly coiled tubular region called (F). The (F) of many nephrons open into a straight tube called _________ (G) .

asked Mar 26, 2014 by pady_1

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The $220\;v$ input is supplied to a transformer . The output circuit draws current of $2.0\;A$ at $440\;V$ If efficiency of transforms is $80\%$ te current drawn by primary circuit is

asked Mar 26, 2014 by meena.p

1 answer

Identify A, E, G, K, N, O, P in order in the picture :

asked Mar 26, 2014 by pady_1

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The (I) and (J) branches give rise to minute fibres throughout the ventricular musculature of the respective sides and are called . These fibres alongwith (I) and (J) are known as ______ (L) .

asked Mar 26, 2014 by pady_1

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A bundle of nodal fibres, ________ continues from the (D) which passes through the to emerge on the top of the _ (H) and immediately divides into a (I) and (J).

asked Mar 26, 2014 by pady_1

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Regarding ECG - choose the incorrect answer :

asked Mar 26, 2014 by pady_1

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Which of the following is important for muscle contraction and nerve transmission ?

asked Mar 26, 2014 by pady_1

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The HMM component projects outwards at regular distance and angle from each other from the surface of a polymerised myosin filament and is known as _____ (D) . The _ (C) is an active ATPase enzyme and has binding sites for _ (B) and _______ (A).

asked Mar 26, 2014 by pady_1

1 answer

Structure of Contractile Proteins (Myosin) : Many monomeric proteins called _ (E) constitute one thick filament. Each (E) has two important parts, a (C) with a and , the former being called the and the latter, the ____ .

asked Mar 26, 2014 by pady_1

1 answer

Structure of Contractile Proteins (Actin) : Each actin filament is made of two __ (C) helically wound to each other. Each (C) is a polymer of monomeric . Two filaments of another protein, _ (B) also run close to the (C) throughout its length. In the resting state a subunit of ___ (A) masks the active binding sites for myosin on the actin filaments

asked Mar 26, 2014 by pady_1

1 answer

The _______ (C) is a structure located on the (D)which contains that act as auditory receptors. A large number of processes called _ are projected from the apical part of each hair cell. Above the rows of the hair cells is a thin elastic membrane called _________ (F).

asked Mar 26, 2014 by pady_1

1 answer

The membranes constituting cochlea, the ____ (A) and (D), divide the surounding perilymph filled bony labyrinth into _ (G) and _ (E). The space within cochlea called ________ (B) is filled with endolymph.

asked Mar 26, 2014 by pady_1

1 answer

The ear ossicles increase the efficiency of transmission of sound waves to the inner ear. An ________ (G) connects the middle ear cavity with the pharynx. The _ helps in equalising the pressures on either sides of the ear drum. The coiled portion of the labyrinth is called ___ (F).

asked Mar 26, 2014 by pady_1

1 answer

The _____ (C) receives signal from a (B) and transmits the impulse via a (D) into the CNS (at the level of spinal cord). The (E) then carries signals from CNS to the _ (F). The _ (A) and (K) thus forms a reflex arc as shown below in the ________ reflex.

asked Mar 26, 2014 by pady_1

1 answer

Identify the product $D$ in the following reaction

asked Mar 26, 2014 by thanvigandhi_1

1 answer

The ______ (E) is located between the (B) / ( C) of the _(D) and _ (G) of the __ (F) .

asked Mar 26, 2014 by pady_1

1 answer

The Voltage time (V-t) graph of triangular wave having peak value $V_0$ is shown. The rms value of V in interval $t=0$ to $t=\large\frac{\pi}{4}$ is

asked Mar 26, 2014 by meena.p

1 answer

Which one of the following methods is neither meant for the synthesis nor for the separation of amines?

asked Mar 26, 2014 by thanvigandhi_1

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Which amine is most basic in aqueous medium?

asked Mar 26, 2014 by thanvigandhi_1

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Amongst the following the most basic compound is

asked Mar 26, 2014 by thanvigandhi_1

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Identify the enzyme X ? Where it is present? Every 100 ml of deoxygenated blood delivers approximately ___ ml of CO2 to the alveoli

asked Mar 26, 2014 by pady_1

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Identify the structures marked as A, B, C and D in order - also specify what A, B, C constitute in the picture (choose the appropriate statement) :

asked Mar 26, 2014 by pady_1

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In alveolar and blood & blood and tissue gas exchanges - What are the values of $(X_1, Y_1) ; (X_2, Y_2) ; (X_3, Y_3)$ in the picture marked?

asked Mar 26, 2014 by pady_1

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Regarding Expiration - choose the incorrect statement :

asked Mar 26, 2014 by pady_1

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Regarding Inspiration - choose the incorrect statement :

asked Mar 26, 2014 by pady_1

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Identify the teeth marked as A, B, C, D their count in adult human and also the structure marked as E in order in the picture :

asked Mar 26, 2014 by pady_1

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Regarding transverse section of gut - Identify the structures marked as B,C in order in the picture and they constitute G-Identify G

asked Mar 26, 2014 by pady_1

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Regarding transverse section of gut - Identify the structures marked as A, D, E, F in order in the picture :

asked Mar 26, 2014 by pady_1

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Identify the structures marked as A, B, C, D, E, F in order in the picture :

asked Mar 26, 2014 by pady_1

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Identify the structures marked as A, B, C and D - also specify what they constitute (E) in order in the picture :

asked Mar 26, 2014 by pady_1

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Identify the structures marked as A, B, C, D, E in order in the picture :

asked Mar 26, 2014 by pady_1

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