bseh.org.in Sr.Secondary Exam Biology Sample Question Paper 2019 : Board of School Education Haryana

Organisation : Board of School Education Haryana
Exam : Sr. Secondary Exam
Document Type : Sample Question Paper
Subject : Biology
Year : March 2019
Website : www.bseh.org.in/secondary-sample-question-paper/

BSEH Sr.Secondary Exam Biology Sample Question Paper

Sample question papers of Physics, Chemistry and Biology subjects of 10+2 class are available. Other question papers of all other subjects would be continued as per previous session 2017-2018.

Related : BSEH Secondary Exam Social Science Sample Question Paper 2019 : www.pdfquestion.in/33789.html

Time allowed : 1 hours
Maximum Marks : 60

Instructions

** Please make sure that the printed pages in this question paper are 8 in number and it contains 35 questions.
** The Code No. on the top of the question paper should be written by the candidate on the front page of the answer-book.
** Before beginning to answer a question, its Serial Number must be written.

** Don’t leave blank page / pages in your answer-book.
** Except answer-book, no extra sheet will be given. Write to the point and do not strike the written answer.

** Candidates must write their Roll Number on the question paper.
** Before answering the question, ensure that you have been supplied the correct and complete question paper, no claim in this regard, will be entertained after examination.

General Instructions :
(i) All questions are compulsory.
(ii) This question paper contains 21 questions, which are divided into four Sections : A, B, C and D.

(iii) Section – A contains question number 1 having fourteen (i-xiv) objective type questions. Question from (i) to (v) multiple choice type questions. Each question carries four options, from which choose the correct option. The answer of each question from

(vi) to (xiv) may be given in one or two words or sentences. Each question carries 1 mark.
(iv) Section – B contains question numbers 2 to 11 of very short answer type questions and carry 2 marks each.

(v) Section – C contains question numbers 12 to 18 of short answer type questions and carry 3 marks each.
(vi) Section – D contains question numbers 19 to 21 of long answer type questions and carry 5 marks each.

(vii) Internal choice is available in two questions of Section-D (Long Answer Type Questions). You have to attempt only one of the given choice in such questions.

Download Question Paper :
Biology :
https://www.pdfquestion.in/uploads/pdf2019/33797-BIO.pdf

Section – A

Objective Type Questions
1. Which of the following is most species rich taxonomic group ?
(A) Amphibian
(B) Reptiles
(C) Birds
(D) Mammals

Which of the following parent body produce gametes by mitotic division ?
(A) Haploid
(B) Diploid
(C) Polyploid
(D) None of these

Which is pollinated by water ?
(A) Water Hyacinth
(B) Waterlily
(C) Both (A) and (B)
(D) None of these

UTRs (Untranslated Regions) are present at :
(A) 5′ end
(B) 3′ end
(C) Both (A) and (B)
(D) None of these

Secondary consumers are at which trophic level ?
(A) First
(B) Second
(C) Third
(D) Fourth

(vi) Name the test by which Typhoid fever can be confirmed ?
(vii) By which bond, a nitrogenous base is linked to the pentose sugar in a polynucleotide chain ?
(viii) What is a bioreactor ?
(ix) Name two high yielding and disease resistant varieties of wheat introduced in 1963.
(x) Statins produced by which yeast have been commercialized as blood cholesterol lowering agent ?
(xi) What is breed ?
(xii) What is function of pericarp ?
(xiii) Which enzyme breaks the bacterial cell to release DNA ?
(xiv) Write full form of GEAC

SECTION – B

Very Short Answer Type Questions
2. Name the glands which produce seminal plasma. What are major components of it ?
3. What is the dual function of codon AUG ?
4. Write about Lamarck theory of evolution.
5. What was the brain capacity and habits of Homo Habilis ?
6. What is Apiculture ? How is it important in our lives ?
7. What are the two core techniques that contribute to the development of Biotechnology ?
8. Write down the symptoms of Down’s Syndrome.
9. How do we maintain constant body temperature of 37°C in summer and winter ?
10. How can we control global warming ?
11. What is the role of phosphorus in living organisms ? How do living organisms obtain it ?

Section – C

[ Short Answer Type Questions ]
12. Draw a well labelled diagram of longitudinal section of pistil showing path of pollen tube growth.
13. Write about male sex accessory ducts.
14. Describe the process of in-vitro fertilization.
15. Describe structure of adapter molecule.
16. Discuss the role of various enzymes produced by microbes.
17. Give three hypothesis for explaining why do tropics show greatest level of species richness ?
18. Describe the process of Bio-magnification.

Section – D

Long Answer Type Questions
19. Describe the structure of an antibody molecule with the help of a well labelled diagram.
OR
What are the effects of drug/alcohol abuse ?

20. Describe the inheritance of starch synthesis and starch grain size in pea plant.
OR
What is male heterogamety ? Explain its various types by giving suitable examples.
21. What are transgenic animals ? Why are these animals being produced and how can man benefited from such modification ? Explain.