BSEB biology all question with answer Exam 6 2 2018

BSEB on 6 February 2018 around the Bihar taken the biology examination from all the intermediate student of science stream. Students after participating in the exam willing to match there I.Sc bio answer, Bihar board Biology answer key, Bihar board Biology solution and answer sheet. Biology subject examination you have given in a good way it’s our hope. Now willing to download Bihar board intermediate biology exam answer key. We will provide all BSEB 12th 35 Objective question & answer of biology this will on this page uploaded. All the question and answer option of Bihar Board 12th Biology question you can download. 

BSEB intermediate biology objective answer key

A huge number of students want to download objective answer key of Biology subject, Biology objective answer key, Bihar board 2018 Bio, Bihar board intermediate 2018 biology subject answer key below. We on this website updated/provided the question and answer that question. 

New Update: Bihar Board Intermediate 2019 Biology Exam is going to held on 06th Feb 2019. Students after the exam for analysis their marks in BSEB 12th Biology Objective answer key 2019 for Exam on 06/02/2019, Keep tune with this website. On this page also for Bihar Board 2019 Objective Answer key of Biology Download/ view link will update. 

Bihar Board bio Answer key exam 6 2 2018 

Exam on 6 February 2018 will get over of Biology subject Bihar board we will update all the question of Biology subject objective type and we will also provide answer key of objective type Bihar board Biology subject. A student can keep in touch with us to download just over examination. 

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Question of the Objective type in Bihar board Intermediate Biology objective Questions.

1. Total number of eggs produced by healthy human female during lifetime

(A) 4000

(B) 400

(c) 40

(D) 365

2. The main reason for making copper T most effective and popular Intra Uterine device  in female:

(A) Reduction in fertilization ability of spermatozoa

(B) Increase phagocytosis of spermatozoa due to release of copper iron 

(C) Reduction in motility of spermatozoa

(D) All of these

3- in which of following species of plants are produced through apomixis:

(A)  Asteraceae and Grass 

(B) Mustard

(C) Citrus and mango

(D) None of these

4- Genes present on same locus having different expression are called-

(A) Multiple Allie

(B) Polygene 

(C) Oncogene

(D) Codominant gene

5- The Human Chromosome with highest and least number of genes are

(A) Chromosome 21 and Y

(B) Chromosome 1 and X 

(C) Chromosome 1 and Y

(D) Chromosome X and Y

6- Sickle Cell anaemia shows-

(A) Epistasis

(B) Codominance

(C) Pieotrophy

(D) Incomplete Dominance

(7)  Adaptive radiation Australian marsupials are an example of –

(A) Divergent evolution

(B) Convergent evolution

(C) Saltation

(D)  None of these

8- The Trisomy of 21 first chromosome causes

(A) Klinefelter’s Syndrome

(B) Turner’s Syndrome

(C) Sickle cell anaemia

(D) Downen’s Syndrome

9- A normal vision female whose father is colour blind marriage in normal vision mail would be a possibility of her son and daughter colour blind

(A) 25% Sun colour blind and all daughters with phenotypically normal vision.

(B) 50% Sun colour blind and 50% outer normal.

(C) 50% Sun colour blind and 50 what are colour blind

(D) All sons normal and 50% colour blind daughter

10- An appearance of antibiotic resistance Bacteria is an example of

(A) adaptive radiation

(b) transduction

(c) pre-existing variation

(D) divergent evolution

11- Which of following is involved in transcription of tRNA, 5Sr RNA and Sn RNA of eukaryotes?

(A) RNA Polymerase I

(B) RNA Polymerase II

(C) RNA Polymerase III

(D) All of these

12- A child with blood group O has B blood group type father then the father has a geno type of –

(A ) I ‘ I ‘

(B) I ‘ I b

(C) I b I b

(D) Ia I a

13- Flavr Savr’ is a

(A) Pesticide

(B) Chicken bree

(C) Transgenic Tomato

(D)  Insecticidal Protein 

14- the specific sequence of DNA recognized by Restriction Endonuclease are

A) palindromic nucleotides sequence

(B) VNTR

(C) Minisatellite

(D) All of these

15- Silencing of a gene could be achieved through the use of

(A) short interfering RNA RNA I

(B) Antisense RNA

(C) A and B both

(D) None of these

16.First Clinical Gene Therapy?

Ans-A

17.GAATTC-

Ans-B

18.First Transgenic Cow was?

Ans-D

19.Which of the following nematodes infect the root of tobacco plant?

Ans-C

20.Molecular techniques in which multiple copies of the desired Genesis science in vitro is called as

Ans-PCR

21.which of the following engine is used to get the bacterial cell wall To Release DNA component?

Ans-Lysozymes

22.Autoimmune disease?

Ans-B R Arthritis

23.   The immediate metabolic change in body notice after consuming tobacco age

Ans- C ( both a & B) 

24.Sonalika and Kalyan Sona are

Ans-Wheat

25.Which is not a biofertilizer?

Ans-  Clostridium 

26.Masses of bacteria and fungal filament form a mesh called as?

Ans-FLOCKS

27.Are probiotics?

Ans- Live microbial food supplement 

28.Toxin Protein secreted by BT ?

Ans-CRY Protein 

29.Which of the following is a retrovirus?

Ans-HIV

30.disease generated by Allergan?

Ans-Hey Fever

31.photochemical smog consist of?

Ans- Ozone, PAN and Hydrocarbon 

32.Snow blindness?

Ans-UV Rays (a)

33.The thickness of ozone is measured in?

Ans-Dobson

34.The total number of bio hotspot?

Ans-34

35.Which of the following is green House Gas?

Ans-All

 BSEB Bio objective question answer

It is seen that student after over the exam wants to check their answer & wish to analysis their marks in the examination. img20180206_16575049 – Click on link to download Biology instruction 

From the above list, the student can check bio marks in the objective question answer. In 2018 Annual Board exam asked 35 question. After giving of the exam student wishes to know marks in bio subject. Answer Updated – the Final update will be soon …..