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Question Bank Solutions for ISC (Commerce) Class 11 - CISCE

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Pyruvate undergoes oxidative decarboxylation to produce _____________.

(a) 2-PGA

(b) α-Ketoglutarate

(c) Succinyl-Co-A

(d) Acetyl-Co-A

[4.04] Respiration in Plants
Chapter: [4.04] Respiration in Plants
Concept: Glycolysis

Prevention of substances from leaking across the tissue is provided by ______.

[2.03] Structural Organisation in Animals
Chapter: [2.03] Structural Organisation in Animals
Concept: Animal Tissues - Epithelial Tissues

Write the differences between: Open and closed system of circulation

[5.03] Body Fluids and Circulation
Chapter: [5.03] Body Fluids and Circulation
Concept: Circulatory Pathways > Human Circulatory System

Sketch and label the ‘Ultrastructure of Chloroplast’.

[4.03] Photosynthesis in Higher Plants
Chapter: [4.03] Photosynthesis in Higher Plants
Concept: Site of Photosynthesis

Answer briefly the following questions:

State any two benefits of e-business to the buyers.

[4] Emerging Modes of Business
Chapter: [4] Emerging Modes of Business
Concept: Concept of E-business

Answer the following question:

What is a Dictaphone?

[4] Emerging Modes of Business
Chapter: [4] Emerging Modes of Business
Concept: Concept of E-business

With reference to the Post Office, expand the following:

 VPP

[4] Emerging Modes of Business
Chapter: [4] Emerging Modes of Business
Concept: Concept of E-business

With reference to the Post Office, expand the following:

PIN

[4] Emerging Modes of Business
Chapter: [4] Emerging Modes of Business
Concept: Concept of E-business

Answer briefly the following questions:

With reference to post office services, write the expanded forms of:
(a) RMS
(b)TMO

[4] Emerging Modes of Business
Chapter: [4] Emerging Modes of Business
Concept: Concept of E-business

Briefly explain four advantages of the following: Telefax

[4] Emerging Modes of Business
Chapter: [4] Emerging Modes of Business
Concept: Concept of E-business

Answer the following question:

How does a business reply card help a business concern?

[4] Emerging Modes of Business
Chapter: [4] Emerging Modes of Business
Concept: Concept of E-business

Explain the Post Box Service provided by Post Office. State any two advantages to the organisation which uses this service.

[4] Emerging Modes of Business
Chapter: [4] Emerging Modes of Business
Concept: Concept of E-business

Answer briefly the following questions:

What is meant by outsourcing?

[4] Emerging Modes of Business
Chapter: [4] Emerging Modes of Business
Concept: Concept of Outsourcing

Answer briefly the following questions:

Expand the following : KPO

[4] Emerging Modes of Business
Chapter: [4] Emerging Modes of Business
Concept: Knowledge Process Outsourcing (Kpo)

If the function `f(x) = sqrt(2x - 3)` is invertible then find its inverse. Hence prove that `(fof^(-1))(x) = x`

[1.02] Relations and Functions
Chapter: [1.02] Relations and Functions
Concept: Types of Functions

Answer carefully, with reasons:

What are the answers to (a) and (b) for an inelastic collision?

[4] Work, Power and Energy
Chapter: [4] Work, Power and Energy
Concept: Work Done by a Constant Force and a Variable Force

Attempt to formulate your ‘moral’ views on the practice of science. Imagine yourself stumbling upon a discovery, which has great academic interest but is certain to have nothing but dangerous consequences for the human society. How, if at all, will you resolve your dilemma?

[1] Physical World and Measurement
Chapter: [1] Physical World and Measurement
Concept: Physics, Technology and Society

An aircraft executes a horizontal loop at a speed of 720 km/h with its wings banked at 15°. What is the radius of the loop?

[3] Laws of Motion
Chapter: [3] Laws of Motion
Concept: Newton’s Second Law of Motion

A person standing on the floor of an elevator drops a coin. The coin reaches the floor of the elevator in time t1 if the elevator is stationary and in time t2 if it is moving uniformly. Then

[3] Laws of Motion
Chapter: [3] Laws of Motion
Concept: Newton's Third Law of Motion

Answer the following question.

Obtain its value for an elastic collision and a perfectly inelastic collision.

[4] Work, Power and Energy
Chapter: [4] Work, Power and Energy
Concept: Concept of Collisions
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Question Bank Solutions for ISC (Commerce) Class 11 CISCE. You can further filter Question Bank Solutions by subjects and topics. Solutions for most of the questions for CISCE can be found here on Shaalaa.com. You can use these solutions to prepare for your studies and ace in exams. Solving questions is a great way to practice and with Shaalaa.com, you can answer a question and then also check your answer with the solutions provided.
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