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Biology

As we go lower from kingdom to species, the number of common characters at each taxon:
1. Goes on decreasing
2. Goes on increasing
3. Remains same
4. There is no pattern to this

ICBN stands for
1. International Classification of Biological Nomenclature
2. International Class of Biological Nomenclature
3. International Code of Botanical Nomenclature
4. International Classification of Biological Namning

Established procedures to assign a scientific name are
a. Acceptable to biologists of USA
b. Acceptable to biologists of India
c. Acceptable to biologists of Germany
d. Acceptable to biologists of all over world.

ICBN stands for
a. International Code for Binomial Nomenclature
b. International Code for Biological Nomenclature
c. International Code for Botanical Nomenclature
d. International Code for Biogeographical Nomenclature

ICZN stands for
a. International Code of Zoosporic Nomenclature
b. International Code of Zygotic Nomenclature
c. International Code of Zoological Nomenclature
d. International Code of Zoosporangia Nomenclature

Scientific name does not ensure
a. Each organism has only one name
b. Description of any organism lead to the same name of organism in any part of the world
c. No two organisms have the same name
d. Status of threat of extinction of that organism holding a specific scientific name.

What is incorrect with respect to taxa?
a. Represents a category at different levels.
b. Human and hom*o sapiens represents different taxa.
c. Mammals, Dogs and animals represent taxa at different levels.
d. Taxa is a scientific term for category

The processes which are not basic to taxonomy include?
1. Characterization
2. Identification
3. Observation
4. Nomenclature

Systema Naturae is
a. Publication of Linnaeus
b. Institute for classification studies
c. Method to classify organisms
d. Evolutionary relationship studies

10.

Taxonomic groups or categories are not
1. Distinct Biological entities
2. Morphological aggregates
3. Part of overall taxonomic arrangement
4. Rank denoting entities

11.

Kingdom- Phylum- Class- Order-Family-Genus-Species
a. Categories of plants
b. Categories of animals
c. Both a and b
d. Categories of bacteria

12.

Which of the following is matched incorrectly:
a. Mangifera: indica
b. Panthera: tuberosum
c. Solanum: melongena
d. Solanum: nigrum

13.

Genus has
a. More common character possessing group of one species than other species
b. More common character possessing group of species than species of other genera
c. Less common character possessing group of species than other phyla
d. Less common character possessing group of one species than other species

14.

Which of the following set is not correct?
a. Potato and Brinjal
b. Lion, leopard and cat
c. Tigris, pardus and leo
d. Nigrum and melongena

15.

Cats come under Felis. Which taxon are we talking about?
a. Class
b. Order
c. Genus
d. Species

16.

Identify the correct match:
a. Felis: canidae
b. Datura: Solanaceae
c. Petunia: Leguminoceae
d. Dogs: Felidae

17.

Felidae and canidae are included in the order-
a. Carnivora
b. Primata
c. Diptera
d. Poals

18.

Order…….. and primate comes under class…….
a. Carnivora, mammalia
b. Diptera, Reptilia
c. Poals, Reptilia
d. Diptera, mammalia

19.

Wheat comes under which family
a. Anacardiaceae
b. Poaceae
c. Muscidae
d. Poals

20.

Sapindales is which taxon?
a. Order
b. Class
c. Genus
d. Species

21.

Dicotyledonae represents
a. Class
b. Order
c. Division
d. Genus

22.

Match Column I with Column II for housefly classification and select the correct option using the codes given below:

	Column I		Column II
A.	Family	(i)	Diptera
B.	Order	(ii)	Arthropoda
C.	Class	(iii)	Muscidae
D.	Phylum	(iv)	Insecta

1. A-(iii) B-(i) C-(iv) D-(ii)
2. A-(iii) B-(ii) C-(iv) D-(i)
3. A-(iv) B-(iii) C-(ii) D-(i)
4. A-(iv) B-(ii) C-(i) D-(iii)

23. Nomenclature is governed by certain universal rules. Which one of the following is contrary to the rules of nomenclature?

1.	The first word in a biological name represents the genus name and the second is a specific epithet.
2.	The names are derived from Latin and written in italics.
3.	When written by hand, the names are to be underlined.
4.	Biological names can be written in any language.

24.

Match the following entities of column I with their respective orders of column II and choose the correct combination from the option.

1. A-4 B-3 C-2 D-1
2. A-1 B-2 C-4 D-3
3. A-3 B-4 C-2 D-1
4. A-2 B-4 C-1 D-3

25.

Which of the following statement is incorrect?
1.Taxa can indicate categories at very different levels.
2. systematics takes into account evolutionary
relationship between organisms.
3. Modern taxonomy do not take into account
ecological information about organisms.
4. Each rank or taxon represents unit of classification.

26. Monkey, gorilla, gibbon, tiger, cat and dog do not belong to the same:

1.	Phylum	2.	Order
3.	Class	4.	Kingdom

27. The branch of biology that deals with the relationships of different groups of organisms and examines their natural variation and relationships is known as:

1.	Cladistics	2.	Systematics
3.	Taxonomy	4.	Identification

28.
Given below are two statements:

Assertion(A):	Cats and dogs have some similarities
Reason(R):	Cats and dogs belong to the same family canidae

1.	Both(A)and(R)are true and(R)is the correct explanation of(A).
2.	Both(A)and(R)are true but(R)is not the correct explanation of(A).
3.	(A)is true but(R)is false.
4.	Both(A)and(R)are false.

29. Given below are two statements:

Assertion(A):	Petunia and Datura show some similarities
Reason(R):	Petunia and Datura are placed in the same family Brassicaceae

1.	Both(A)and(R)are True and(R)is the correct explanation of(A).
2.	Both(A)and(R)are True but(R)is not the correct explanation of(A).
3.	(A)is True but(R)is False.
4.	Both(A)and(R)are False.

30. Between which of the following taxa, there is greater difficulty of determining relationship?
1. Mangifera and Triticum
2. Dicotyledonae and Monocotyledonae
3. Sapindales and Poales
4. Convolvulaceae and Solanaceae

Chemistry

31.

The molality of 1M solution of NaCl ( specific gravity 1.0585 g/mL ) is:
1. 1.0585
2. 1.0
3. 0.10
4. 0.0585

32.

The molarity of the solution obtained by adding 5 grams of NaOH to 200 ml of water is:
1. 1.043 M
2. 1.725 M
3. 0.825 M
4. 0.625 M

33.

25.4 of $I_{2}$ and 14.2 g of ${Cl}_{2}$ are made to react completely to yield a mixture of ICI and ICI₃. Calculate mole of ICI and ICI₃ formed:
(Given, Molecular mass of I₂-254, Cl₂- 71)
1. 0.5, 0.2
2. 0.1, 0.1
3. 0.1, 0.3
4. 0.3, 0.4

34.

The empirical formula of an organic compound containing carbon and hydrogen is CH₂. The mass of one litre of this organic gas at STP is exactly equal to that of one litre of N₂STP.Therefore, the molecular formula of the organic gas is
1. C₂H₄
2. C₃H₆
3. C₆H₁₂
4. C₄H₈

35.

An organic compound containing C, H, and N gave the following on analysis: C = 40%, H = 13.3% and N = 46.67%. Its empirical formula would be:
1. CHN
2. C₂H₂N
3. CH₄N
4. C₂H₇N

36.

10 g of hydrogen and 64 g of oxygen were filled in a steel vessel and exploded. The amount ofwater produced in this reaction will be:
1. 2 mol
2. 3 mol
3. 4 mol
4. 1 mol

37.

Calculate number of electrons present in 9.5 g of ${PO}_{4}^{3 -}$ :
1. $6$
2. $5 N_{A}$
3. $0.1 N_{A}$
4. $4.7 N_{A}$

38.

The volume of a drop of water is 0.0018 mL then the number of water molecules present in two drop of water at room temperature is:
1. $12.046 \times 10^{19}$
2. $1.084 \times 10^{18}$
3. $4.84 \times 10^{17}$
4. $6.023 \times 10^{23}$

39.

The formula of an acid is ${HXO}_{2} .$ The mass of 0.0242 moles of the acid is 1.657 g.
The atomic weight of X is:

1.	35.5	2.	28.1
3.	128	4.	19.0

40.

Suppose the elements X and Y combine to form two compounds XY₂and X₃Y₂. If 0.1 mole of XY₂weighs 10 g and 0.05 mole of X₃Y₂weighs 9 g, the atomic weight of X and Y respectively, will be:

1.	40, 30	2.	60, 40
3.	20, 30	4.	30, 20

41.

The percentage of oxygen present in the compound ${CaCO}_{3} . 3 {Ca}_{3} {({PO}_{4})}_{2}$ is-
1. 23.3%
2. 45.36%
3. 41.94%
4. 17.08%

42.

For the reaction;
$2Fe{(NO_3)}_3 + 3Na_2CO_3 \rightarrow Fe_2{(CO3)}_3 + 6NaNO_3$
Initially if 2.5 mole of$Fe{(NO_3)}_3 $and 3.6 mole of$Na_2CO_3$is taken. If 6.3 mole of$NaNO_3$is obtained then % yield of given reaction is:
1. 50
2. 84
3. 87.5
4. 100

43.

A chloride of a metal (M) has 65.5% of chlorine. 100 ml of vapour of the chloride of metal at STP weighs 0.72 g. The molecular formula of this metal chloride is
1. MCl₃
2. MCl₄
3. M₂Cl₃
4. MCl₅

44.

The weight of 1x10²³ molecules of CuSO₄.5H₂O is:
1. 34.42 g
2. 41.42 g
3. 54.44 g
4. 68.94 g

45.

The amount of Zinc (atomic weight=65) necessary to produce 224 mL of H₂(at STP) by the reaction with dilute sulphuric acid will be:

1.	0.65 g	2.	7.6 g
3.	6.5 g	4.	8.5 g

Physics

46.

Unit of magnetic moment is
(1) $A m p e r e - m e t r e^{2}$
(2) $A m p e r e - m e t r e$
(3) $W e b e r - m e t r e^{2}$
(4) $W e b e r / m e t r e$

47.

Unit of self inductance is[This question includes concepts from 12th syllabus]
(1) $\frac{N e w t o n - \sec o n d}{C o u l o m b \times A m p e r e}$
(2) $\frac{J o u l e / C o u l o m b \times S e c o n d}{A m p e r e}$
(3) $\frac{V o l t \times m e t r e}{C o u l o m b}$
(4) $\frac{N e w t o n \times m e t r e}{A m p e r e}$

48.

Whose dimensions are $M L^{2} T^{- 1}$ ?
(1) Torque
(2) Angular momentum
(3) Power
(4) Work

49.

A small steel ball of radius r is allowed to fall under gravity through a column of a viscous liquid of coefficient of viscosity $η$ . After some time the velocity of the ball attains a constant value known as terminal velocity $v_{T}$ . The terminal velocity depends on (i) the mass of the ball m, (ii) $η$ , (iii) r and (iv) acceleration due to gravity g. Which of the following relations is dimensionally correct?
1. $v_{T} \propto \frac{m g}{η r}$
2. $v_{T} \propto \frac{η r}{m g}$
3. $v_{T} \propto η r m g$
4. $v_{T} \propto \frac{m g r}{η}$

50.

Inductance L can be dimensionally represented as
(1) $M L^{2} T^{- 2} A^{- 2}$
(2) $M L^{2} T^{- 4} A^{- 3}$
(3) $M L^{- 2} T^{- 2} A^{- 2}$
(4) $M L^{2} T^{4} A^{3}$

51.

The dimensions of Planck's constant and angular momentum are respectively
(1) $M L^{2} T^{- 1}$ and $M L T^{- 1}$
(2) $M L^{2} T^{- 1}$ and $M L^{2} T^{- 1}$
(3) $M L T^{- 1}$ and $M L^{2} T^{- 1}$
(4) $M L T^{- 1}$ and $M L^{2} T^{- 2}$

52.

The physical quantity that has no dimensions
(1) Angular Velocity
(2) Linear momentum
(3) Angular momentum
(4) Strain

53.

Identify the pair which has different dimensions:
(1) Planck's constant and angular momentum
(2) Impulse and linear momentum
(3) Angular momentum and frequency
(4) Pressure and Young's modulus

54.

Which of the two have the same dimensions?
(1) Force and strain
(2) Force and stress
(3) Angular velocity and frequency
(4) Energy and strain

55.

Error in the measurement of radius of a sphere is 1%. The error in the calculated value of its volume is
(1) 1%
(2) 3%
(3) 5%
(4) 7%

56.

The resistance R = $\frac{V}{i}$ where V= 100 ± 5 volts and i = 10 ± 0.2 amperes. What is the total error in R
(1) 5%
(2) 7%
(3) 5.2%
(4) $\frac{5}{2}$ %

57.

If dimensions of critical velocity v_cof a liquid flowing through a tube are expressed as [ $η$ ^xρ^yr^z] , where $η$ , ρ and r are the coefficientof viscosityof the liquid, the density of liquid and radius of the tube respectively, then the values of x,y and z are given by
1. 1, -1, -1
2. -1, -1, 1
3. -1, -1, -1
4. 1, 1, 1

58.

The forceFis given by expressionF=Acos(Bx) +Csin(Dt), wherexis the displacement and t is the time. Then dimensions of $\frac{D}{B}$ are the same as that of:

1.velocity [LT^-1]
2.angular velocity [T^-1]
3.angular momentum [ML²T^-1]
4.velocity gradient [T^-1]

59.

In an experiment, the percentage errors that occurred in the measurement of physical quantities $A,$ $B,$ $C,$ and $D$ are $1\%$, $2\%$, $3\%$, and $4\%$respectively. Then, the maximum percentage of error in the measurement of $X,$ where$X=\frac{A^2 B^{\frac{1}{2}}}{C^{\frac{1}{3}} D^3}$, will be:
1. $10\%$
2.$\frac{3}{13}\%$
3.$16\%$
4.$-10\%$

60.

The displacement ($Y$) as a function of position ($x$) and time ($t$) is given as$Y= Ae^{(bx+Ct)}$. Which of the following expressions has dimensions different from others?

1.	$YC$	2.	$AC$
3.	$\frac{C}{b}$	4.	$bC$

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1.	\(YC\)	2.	\(AC\)
3.	\(\frac{C}{b}\)	4.	\(bC\)