waves associated with a moving particle under suitable conditions

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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Which oceanic feature is directly associated with seafloor spreading?

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Important Questions on Waves

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Physics>Oscillations and Waves>Waves>Classification of Waves

Which one of the following living organisms completely lacks a cell wall?

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Physics>Oscillations and Waves>Waves>Classification of Waves

Which of the following characteristics is mainly responsible for the diversification of insects on land?

EASY

Physics>Oscillations and Waves>Waves>Classification of Waves

In the case of Poriferans, the spongocoel is lined with flagellated cells called

MEDIUM

Physics>Oscillations and Waves>Waves>Classification of Waves

Which one of these animals is not a homeotherm?

EASY

Physics>Oscillations and Waves>Waves>Classification of Waves

Which one of the following characteristics is not shared by birds and mammals?

EASY

Physics>Oscillations and Waves>Waves>Classification of Waves

Water vascular system is found in ___.

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Physics>Oscillations and Waves>Waves>Classification of Waves

An important characteristic that Hemichordates share with Chordates is

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Physics>Oscillations and Waves>Waves>Classification of Waves

Matter waves are

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Physics>Oscillations and Waves>Waves>Classification of Waves

Metagenesis refers to:

EASY

Physics>Oscillations and Waves>Waves>Classification of Waves

The chitinous exoskeleton of arthropods is formed by the polymerization of:

HARD

Physics>Oscillations and Waves>Waves>Classification of Waves

Four electrons, each of mass

m_{e}

are in a one dimensional box of size

L

. Assume that, the electrons are non-interacting, obey the Pauli exclusion principle and are described by standing De Broglie waves confined within the box. Define

α = \frac{h^{2}}{8 m_{e} L^{2}}

and

U_{0}

to be the ground state energy. Then,

MEDIUM

Physics>Oscillations and Waves>Waves>Classification of Waves

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

The correct answer is

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Physics>Oscillations and Waves>Waves>Classification of Waves

In Raman scattering, Stokes and Antistokes lines respectively represents lines with ______ and ______ wavelength.

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Physics>Oscillations and Waves>Waves>Classification of Waves

Select the taxon that represents both marine and freshwater species.

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Physics>Oscillations and Waves>Waves>Classification of Waves

If the uncertainty in the position of an electron is

10^{- 10} m,

then the value of uncertainty in its momentum will be _____

kg {ms}^{- 1} . (h = 6.62 \times 10^{- 34} J^{- s})

EASY

Physics>Oscillations and Waves>Waves>Classification of Waves

Body having meshwork of cells, internal cavities lined with food filtering flagellated cells and indirect development are the characteristics of phylum:

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Physics>Oscillations and Waves>Waves>Classification of Waves

Which of the following features is not present in the phylum Arthropoda?

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Physics>Oscillations and Waves>Waves>Classification of Waves

Consider following features: