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Previous year question hub

Life Sciences (XL) - Previous Year Papers Previous Year Questions

Practice Life Sciences (XL) - Previous Year Papers previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

20Papers
20Years
2,543Questions
0Topics

Included previous year papers

Newest papers appear first. Sort by year, question coverage or name.

PaperYear / sessionQuestions in this viewOpen
Life Sciences (XL) 20262026122View paper
Life Sciences (XL) 20252025122View paper
Life Sciences (XL) 20242024122View paper
Life Sciences (XL) 20232023122View paper
Life Sciences (XL) 20222022122View paper
Life Sciences (XL) 20212021125View paper
Life Sciences (XL) 20202020125View paper
Life Sciences (XL) 20192019125View paper
Life Sciences (XL) 20182018125View paper
Life Sciences (XL) 20172017175View paper
Life Sciences (XL) 20162016125View paper
Life Sciences (XL) 20152015125View paper
Life Sciences (XL) 20142014125View paper
Life Sciences (XL) 20132013125View paper
Life Sciences (XL) 20122012125View paper
Life Sciences (XL) 20112011125View paper
Life Sciences (XL) 20102010105View paper
Life Sciences (XL) 20092009123View paper
Life Sciences (XL) 20082008112View paper
Life Sciences (XL) 20072007168View paper

Sample previous year questions

A varied preview from the papers represented in this selection, with every available option.

1
2007 · Unclassified
Life Sciences (XL) 2007
Q.1 – Q.6 carry one mark each.

On the basis of VSEPR theory, the molecule which has a linear structure is

A
SO₂
B
N₂O
C
Cl₂O
D
NO₂
Open complete paper
2
2008 · Unclassified
Life Sciences (XL) 2008

Which of the following will NOT conduct electricity?

A
Solid metallic Na
B
Solid NaCl
C
Aqueous NaCl
D
Fused NaCl
Open complete paper
3
2009 · Unclassified
Life Sciences (XL) 2009

For a second order reaction, R → P, the relation between half-life time (t1/2) and the initial reactant concentration [R]0 is

A
t₁/₂ = ln2 / k
B
t₁/₂ = 2 / k[R]₀
C
t₁/₂ = 1 / k[R]₀²
D
t₁/₂ = 1 / k[R]₀
Open complete paper
4
2010 · Unclassified
Life Sciences (XL) 2010
Q.1 – Q.5 carry one mark each.

The question below consists of a pair of related words followed by four pairs of words. Select the pair that best expresses the relation in the original pair. Unemployed : Worker

A
fallow : land
B
unaware : sleeper
C
wit : jester
D
renovated : house
Open complete paper
5
2011 · Unclassified
Life Sciences (XL) 2011
Q.1 – Q.5 carry one mark each.

The question below consists of a pair of related words followed by four pairs of words. Select the pair that best expresses the relation in the original pair: Gladiator : Arena

A
dancer : stage
B
commuter : train
C
teacher : classroom
D
lawyer : courtroom
Open complete paper
6
2012 · Unclassified
Life Sciences (XL) 2012
Q.1 – Q.5 carry one mark each.

If (1.001)259 = 3.52 and (1.001)302 = 7.85, then (1.001)321 =

A
2.23
B
4.33
C
11.37
D
27.64
Open complete paper