ICSE question bank

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741 questions

Class 12 · Business Studies
Briefly discuss any two features of each of the following sources of finance available to an organisation in India.
Factoring
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ISC (CLASS XII) SPECIMEN QUESTION PAPER 2026
2 marksShort answer
Class 12 · Business Studies
Arpita used her savings to start a small business in her town. Her business rapidly gained popularity due to its prompt service and the quality of the goods. Arpita is now considering expanding her business, without changing the ownership status.
State any one advantage that Arpita enjoyed by using her savings to start the
business.
1 markShort answer
Class 12 · Business Studies
With reference to Maslow’s Theory of the Hierarchy of Human Needs,
explain the following:
(a) Physiological Needs
(b) Social Needs
2 marksShort answer
Class 12 · Biology
3] A scientist is attempting to create a recombinant DNA molecule by combining a plasmid vector and a foreign DNA. A plasmid DNA and a linear DNA of the same size have a single site for the restriction enzyme EcoRI. When cut by the same RE and separated by gel electrophoresis, the plasmid shows one DNA band, and the linear DNA shows two bands.
What causes the difference between the number of DNA bands generated from
the plasmid and from the linear DNA?
Short answer
Class 12 · Biology
(a) The recessive allele ‘b’ occurs with a frequency of 0·8 in a population of
moths that is in Hardy Weinberg Equilibrium. What is the frequency of
homozygous dominant individuals?
(b) List any two differences between Homo habilis and Homo erectus.
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ISC (CLASS XII) SPECIMEN QUESTION PAPER 2026
Short answer
Class 12 · Biology
2] Microbes especially yeasts have been used from time immemorial for the production of beverages like wine, beer, whisky brandy, or rum. Depending on the type of the raw materials used for fermentation and type of processing (with or without distillation) different types of alcoholic drinks are obtained.
Mention the scientific name of the organism used to prepare fermented beverages.
Short answer
Class 12 · Psychology
Read the study given below and answer the following questions.
A cross-sectional study was conducted on 7,563 adolescents aged between 13 and
17 years. They were enrolled in 204 government schools in all 12 districts in a city
in India. The results were alarming, as many as 30 percent of the adolescents
indulged in substance abuse. This raised serious concerns over their well-being and
future.
(Source(edited:)https://www.tribuneindia.com/news/himachal/30-adolescents-
indulged-in-substance-abuse- survey /Tribune News Service Updated At : 06:33 AM
Aug 08, 2024 IST)
(a) With reference to the given study, explain the possible symptoms of substance
abuse among the adolescents referred to above.
(b) In your opinion, how would such behaviours of adolescents lead to
delinquency?
OR
2 marksShort answer
Class 12 · Business Studies
With reference to SEBI, briefly answer the following questions:
(a) Name any two intermediaries regulated by SEBI.
(b) State any two roles of SEBI as a regulator.
OR
2 marksShort answer
Class 12 · Business Studies
Which of the following items are commonly included as components of an
employee’s pay slip?
(P) Provident Fund
(Q) Gratuity
(R) House Rent Allowance
(S) Employee Stock Option
1 markMCQ
Class 12 · Psychology
Explain any three subtests of GATB that measure the other composites apart from
the one referred to in subpart (i).
3 marksShort answer
Class 12 · Psychology
Hannah failed her dance audition. She blamed the Judge as being biased. When her
friend, Sabha failed, she said it was due to Sabha’s lack of preparation.
Name the type of bias displayed by Hannah.
1 markShort answer
Class 12 · Mathematics
Translate the problem into a system of equations.
Short answer
Class 12 · Biology
3] Study the pedigree chart given below showing the pattern of blood group inheritance in a family.
State the possible blood group(s) of the individual ‘Y’ in 3rd generation.
Short answer
Class 12 · Psychology
Read the extract given below and answer the questions that follow.
Stress can adversely affect one’s health. Some of the key biological mechanisms
through which stress impacts health is the hypothalamic-pituitary-adrenal axis
regulation and cortisol. The studies reviewed in this article confirm that stress has
an impact on multiple biological systems affecting one’s health. Counsellors work
with such people experiencing a wide range of emotional and psychological
problems. They help them bring about effective change and/or enhance their well-
being.
(Source (edited): Stress and Health: A Review of Psychobiological Processes. Daryl
B. O'Connor, Julian F. Thayer and Kavitha Vedhara, Vol. 72:663-688 (Volume
publication date January 2021, https://doi.org/10.1146/annurev-psych-062520-
122331)
(a) With reference to the above study, explain any two characteristics of a
Counsellor that would help to enhance an individual’s well-being.
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ISC (CLASS XII) SPECIMEN QUESTION PAPER 2026
(b) With reference to the above study on biological mechanisms, examine
any two long-term effects of stress on health.
OR
2 marksShort answer
Class 12 · Biology
3] A scientist is attempting to create a recombinant DNA molecule by combining a plasmid vector and a foreign DNA. A plasmid DNA and a linear DNA of the same size have a single site for the restriction enzyme EcoRI. When cut by the same RE and separated by gel electrophoresis, the plasmid shows one DNA band, and the linear DNA shows two bands.
How does EcoRI differ from an exonuclease?
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ISC (CLASS XII) SPECIMEN QUESTION PAPER 2026
Short answer
Class 12 · Mathematics
In subparts (i) to (xi) choose the correct options and in subparts (xii) to (xv), answer the questions as instructed.
Assertion: The equality tan(cot -1 x) = cot(tan-1 x), is true for all x ∈ R
π
Reason: The identity tan-1 x + cot -1 x = 2 , is true for all x ∈ R
Which of the following is correct?
1 markMCQ
Class 12 · Business Studies
XYZ Ltd. follows a compensation policy that focuses solely on financial
incentives as it believes that money is a great motivator. Despite receiving
handsome salaries, several managers have recently resigned from the
company.
Which one of the following is MOST likely the reason for their resignation?
1 markMCQ
Class 12 · Biology
Answer the following questions briefly.
When a cross is made between tall plants with yellow seeds (TtYy) and tall
plants with green seeds (Ttyy), what proportions of phenotype in the offspring
could be expected to be tall plants with green seeds?
1 markShort answer
Class 12 · Biology
Answer the following questions briefly.
The diagram given below represents a specific stage of gestation period. Identify
the structure labelled - B.
1 markDiagram based
Class 12 · Mathematics
5] In subparts (i) and (ii) choose the correct options and in subparts (iii) to (v), answer the questions as instructed.
If a⃗ and b⃗ are unit vectors enclosing an angle θ and |a⃗ + b⃗| < 1, then find the values
between which θ lies.
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ISC (CLASS XII) SPECIMEN QUESTION PAPER 2026
Short answer