Consider following features: Organ system level of organisation Bilateral symmetry True coelomates with segmentation of body. Select the correct option of animal group which possess all the above characteristics:

Annelida, Arthropoda and Chordata

Annelida, Arthropoda and Mollusca

Arthropoda, Mollusca and Chordata

Annelida, Mollusca and Chordata

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In which part of the Indian Constitution are the federal features mentioned?

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Important Questions on Thermodynamics

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Physics>Heat and Thermodynamics>Thermodynamics>Thermodynamics State Variables and Equation of State

The number of natural numbers less than

7000

which can be formed by using the digits

0, 1, 3, 7, 9

(repetition of digits allowed) is equal to:

EASY

Physics>Heat and Thermodynamics>Thermodynamics>Thermodynamics State Variables and Equation of State

The Number of ways of choosing

10

objects out of

31

objects of which

10

are identical and the remaining

21

are distinct, is:

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Physics>Heat and Thermodynamics>Thermodynamics>Thermodynamics State Variables and Equation of State

Consider a class of

5

girls and

7

boys. The number of different teams consisting of

2

girls and

3

boys that can be formed from this class, if there are two specific boys

A

and

B,

who refuse to be the members of the same team, is:

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Physics>Heat and Thermodynamics>Thermodynamics>Thermodynamics State Variables and Equation of State

A system goes from $A$ to $B$ via two processes $I$ and $II$ shown in the figure. If $Δ U_{1}$ and $Δ U_{2}$ are the changes in internal energies in the processes I and Il respectively

Question Image

EASY

Physics>Heat and Thermodynamics>Thermodynamics>Thermodynamics State Variables and Equation of State

There are

m

men and two women participating in a chess tournament. Each participant plays two games with every other participant. If the number of games played by the men between themselves exceeds the number of games played between the men and the women by

84

, then the value of

m

is :

EASY

Physics>Heat and Thermodynamics>Thermodynamics>Thermodynamics State Variables and Equation of State

Consider the following thermodynamical variables
(i) Pressure
(ii) Internal Energy
(iii) Volume
(iv) Temperature

Out of these, the intensive variable(s) is (are)

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Physics>Heat and Thermodynamics>Thermodynamics>Thermodynamics State Variables and Equation of State

The value of

\sum_{r = 1}^{10} r \cdot \frac{{}^{n}C_{r}}{{}^{n}C_{r - 1}}

is equal to

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Physics>Heat and Thermodynamics>Thermodynamics>Thermodynamics State Variables and Equation of State

Suppose that

20

pillars of the same height have been erected along the boundary of circular stadium. If the top of each pillar has been connected by beams with the top of all its non-adjacent pillars, then the total number of beams is:

HARD

Physics>Heat and Thermodynamics>Thermodynamics>Thermodynamics State Variables and Equation of State

If in a regular polygon the number of diagonals is

54

, then the number of sides of this polygon is:

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Physics>Heat and Thermodynamics>Thermodynamics>Thermodynamics State Variables and Equation of State

A committee of

11

member is to be formed from

8

males and

5

females. If

m

is the number of ways the committee is formed with at least

6

males and

n

is the number of ways the committee is formed with at least

3

females, then

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Physics>Heat and Thermodynamics>Thermodynamics>Thermodynamics State Variables and Equation of State

Match the following

	List - I		List - II
(a)	Asymmetry	(i)	Cnidaria
(b)	Radial symmetry	(ii)	Platyhelminthes
(c)	Bilateral symmetry and Enterocoelom	(iii)	Porifera
(d)	Bilateral symmetry without body cavity	(iv)	Hemichordata