CBSE Class 12 Biology Question Paper 2012 Set 57 1 1

CBSE Class 12 Biology Question Paper 2012 (Set 57/1/1) details are given here. This page is about the CBSE Class 12 Biology question paper of the 2012 board examination (Set 57/1/1).

CBSE Class 12 Biology Question Paper 2012 (Set 57/1/1) with Solution PDF

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CBSE Class 12 Biology 2012 Question Paper Details

Exam	CBSE Class 12 Board Examination 2012
Subject	Biology
Paper	Set 57/1/1
Exam Date	March 17, 2012

CBSE CLASS XII Questions

1.
Arrange the following hormones in sequence of their secretion in a pregnant woman : hCG; LH; FSH; Relaxin.

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2.
Mention the source and the functions of the above mentioned hormones.

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3.
Draw the structure of an antibody molecule and label any four of its parts.

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4.
(I) Write the scientific names of the two species of filarial worms causing filariasis.
(II) How do they affect the body of infected persons ?
(III) How does the disease spread ?

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5.
Work out separate monohybrid crosses up to $F_2$ generation between two pea plants and two Antirrhinum plants, both having contrasting traits with respect to the colour of the flower. Comment on the patterns of inheritance in the crosses carried out in such two cases.

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6.
Differentiate between active and passive immunity. Write any three differences.

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CBSE Class 12 Biology Question Paper 2012 (Set 57/1/1)

CBSE Class 12 Biology Question Paper 2012 (Set 57/1/1) with Solution PDF

CBSE Class 12 Biology 2012 Question Paper Details

CBSE CLASS XII Questions

1.
Arrange the following hormones in sequence of their secretion in a pregnant woman : hCG; LH; FSH; Relaxin.

2.
Mention the source and the functions of the above mentioned hormones.

3.
Draw the structure of an antibody molecule and label any four of its parts.

4.
(I) Write the scientific names of the two species of filarial worms causing filariasis.
(II) How do they affect the body of infected persons ?
(III) How does the disease spread ?

5.
Work out separate monohybrid crosses up to $F_2$ generation between two pea plants and two Antirrhinum plants, both having contrasting traits with respect to the colour of the flower. Comment on the patterns of inheritance in the crosses carried out in such two cases.

6.
Differentiate between active and passive immunity. Write any three differences.

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CBSE Class 12 Biology Question Paper 2012 (Set 57/1/1) with Solution PDF

CBSE Class 12 Biology 2012 Question Paper Details

CBSE CLASS XII Questions

1.Arrange the following hormones in sequence of their secretion in a pregnant woman : hCG; LH; FSH; Relaxin.

2.Mention the source and the functions of the above mentioned hormones.

3.Draw the structure of an antibody molecule and label any four of its parts.

4.(I) Write the scientific names of the two species of filarial worms causing filariasis. (II) How do they affect the body of infected persons ? (III) How does the disease spread ?

5.Work out separate monohybrid crosses up to $F_2$ generation between two pea plants and two Antirrhinum plants, both having contrasting traits with respect to the colour of the flower. Comment on the patterns of inheritance in the crosses carried out in such two cases.

6.Differentiate between active and passive immunity. Write any three differences.

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1.
Arrange the following hormones in sequence of their secretion in a pregnant woman : hCG; LH; FSH; Relaxin.

2.
Mention the source and the functions of the above mentioned hormones.

3.
Draw the structure of an antibody molecule and label any four of its parts.

4.
(I) Write the scientific names of the two species of filarial worms causing filariasis.
(II) How do they affect the body of infected persons ?
(III) How does the disease spread ?

5.
Work out separate monohybrid crosses up to $F_2$ generation between two pea plants and two Antirrhinum plants, both having contrasting traits with respect to the colour of the flower. Comment on the patterns of inheritance in the crosses carried out in such two cases.

6.
Differentiate between active and passive immunity. Write any three differences.