CBSE Class 12 Informatics Practices Compartment Question Paper 2019 with Answer Key (July 2)

CBSE Class 12 Informatics Practices Compartment Question Paper 2019 with Answer Key Set 4- 90 is available for download. The exam was conducted by the Central Board of Secondary Education on July 2, 2019 in the Morning Session Session 10:30 AM to 1:30 PM. The medium of paper was English. The question paper comprised a total of 7 questions.

CBSE Class 12 Informatics Practices Set 4- 90 Compartment Question Paper 2019 with Answer Key (July 2)

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CBSE Class 12 Previous Year Question Papers

CBSE Question Paper 2020	CBSE Question Paper 2019	CBSE Question Paper 2018
CBSE Question Paper 2017	CBSE Question Paper 2016	CBSE Question Paper 2015

CBSE CLASS XII Questions

1.
Write the name of basic building units of proteins and nucleic acids. How can you differentiate between Fibrous and Globular proteins on the basis of their structures ?

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2.
The following information was extracted from the Statement of Profit and Loss of Chaman Ltd. for the year ended 31st March, 2025:
Particulars 31.3.2025 (Rs) 31.3.2024 (Rs)
Revenue from operations 40,00,000 32,00,000
Employee Benefit Expenses 20,00,000 16,00,000
Other Expenses 2,00,000 4,00,000
Tax Rate 50%
Prepare a Comparative Statement of Profit and Loss.

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3.
From the given data of \(E^{\circ}\) values, answer the following questions :
(I) Why \(E^{\circ}_{M^{2+}/M}\) show irregular trend in the above values ?
(II) Why is \(E^{\circ}_{Cu^{2+}/Cu}\) value exceptionally positive ?
(III) Why \(E^{\circ}_{Mn^{2+}/Mn}\) value is highly negative ?

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4.
Draw the structure of 'X' in the following reaction:

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5.
(i) How does a farmer use dormancy of seed to his advantage ?
(ii) Differentiate between pea seed and castor seed.

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6.
You are Dr. Ria Sen, a renowned environmentalist. You have received an invitation to speak at an inter-school conclave on ‘Climate change – the Role of Youth’. Draft a reply consenting to attend the event.
(Write in about 50 words.)

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CBSE Class 12 Informatics Practices Compartment Question Paper 2019 with Answer Key (July 2)

CBSE Class 12 Informatics Practices Set 4- 90 Compartment Question Paper 2019 with Answer Key (July 2)

CBSE Class 12 Previous Year Question Papers

CBSE CLASS XII Questions

1.
Write the name of basic building units of proteins and nucleic acids. How can you differentiate between Fibrous and Globular proteins on the basis of their structures ?

3.
From the given data of \(E^{\circ}\) values, answer the following questions :
(I) Why \(E^{\circ}_{M^{2+}/M}\) show irregular trend in the above values ?
(II) Why is \(E^{\circ}_{Cu^{2+}/Cu}\) value exceptionally positive ?
(III) Why \(E^{\circ}_{Mn^{2+}/Mn}\) value is highly negative ?

4.
Draw the structure of 'X' in the following reaction:

5.
(i) How does a farmer use dormancy of seed to his advantage ?
(ii) Differentiate between pea seed and castor seed.

6.
You are Dr. Ria Sen, a renowned environmentalist. You have received an invitation to speak at an inter-school conclave on ‘Climate change – the Role of Youth’. Draft a reply consenting to attend the event.
(Write in about 50 words.)

Comments

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Particulars	31.3.2025 (Rs)	31.3.2024 (Rs)
Revenue from operations	40,00,000	32,00,000
Employee Benefit Expenses	20,00,000	16,00,000
Other Expenses	2,00,000	4,00,000
Tax Rate	50%

CBSE Class 12 Informatics Practices Set 4- 90 Compartment Question Paper 2019 with Answer Key (July 2)

CBSE Class 12 Previous Year Question Papers

CBSE CLASS XII Questions

1.Write the name of basic building units of proteins and nucleic acids. How can you differentiate between Fibrous and Globular proteins on the basis of their structures ?

3.From the given data of \(E^{\circ}\) values, answer the following questions : (I) Why \(E^{\circ}_{M^{2+}/M}\) show irregular trend in the above values ? (II) Why is \(E^{\circ}_{Cu^{2+}/Cu}\) value exceptionally positive ? (III) Why \(E^{\circ}_{Mn^{2+}/Mn}\) value is highly negative ?

4.Draw the structure of 'X' in the following reaction:

5.(i) How does a farmer use dormancy of seed to his advantage ?(ii) Differentiate between pea seed and castor seed.

6.You are Dr. Ria Sen, a renowned environmentalist. You have received an invitation to speak at an inter-school conclave on ‘Climate change – the Role of Youth’. Draft a reply consenting to attend the event.(Write in about 50 words.)

Comments

SUBSCRIBE TO OUR NEWS LETTER

1.
Write the name of basic building units of proteins and nucleic acids. How can you differentiate between Fibrous and Globular proteins on the basis of their structures ?

3.
From the given data of \(E^{\circ}\) values, answer the following questions :
(I) Why \(E^{\circ}_{M^{2+}/M}\) show irregular trend in the above values ?
(II) Why is \(E^{\circ}_{Cu^{2+}/Cu}\) value exceptionally positive ?
(III) Why \(E^{\circ}_{Mn^{2+}/Mn}\) value is highly negative ?

4.
Draw the structure of 'X' in the following reaction:

5.
(i) How does a farmer use dormancy of seed to his advantage ?
(ii) Differentiate between pea seed and castor seed.

6.
You are Dr. Ria Sen, a renowned environmentalist. You have received an invitation to speak at an inter-school conclave on ‘Climate change – the Role of Youth’. Draft a reply consenting to attend the event.
(Write in about 50 words.)