WBJEE Answer

I have given the West Bengal Joint Entrance Examination . Will you please provide the West Bengal Joint Entrance Examination Biology exam Answer key so that I get idea whethere I have qualified or not ?

[Quick Sam]

For your idea , here I am providing the list of few questions and answers of West Bengal Joint Entrance Examination Biology exam .

1. Passage cells help in
(A) transport of water towards pericycle (B) transport of water towards epiblema
(C) absorption of water from soil (D) passage of CO2 towards stomata
Ans : (A)

2. Medullary rays are tissues made up of
(A) phloem parenchyma (B) xylem parenchyma
(C) sieve tube (D) sclerenchyma
Ans : (B)

3. An allosteric inhibitor of the enzyme acts by binding to the
(A) substrate (B) product
(C) catalytic site of the enzyme (D) non-catalytic site of the enzyme
Ans : (D)

4. A set of genes will be in a complete linkage when the progeny phenotypes for parental (P) and recombinant (R) types
are
(A) P = 0%, R = 100% (B) P = 50%, R = 50%
(C) P < 50%, R > 50% (D) P = 100%, R = 0%
Ans : (D)

5. Which one of the following statements is WRONG in relation to transgenic Bt cotton plant?
(A) Crop yield loss due to attack by Bacillus thuringiensis bacterium is reduced
(B) Crop yield loss due to attack by lepidopteran insect pests is reduced
(C) The use of chemical insecticides in the cotton field is minimized
(D) Better quality cotton is produced
Ans : (A)

WBJEE Answer Biology exam





For the answer key , here is the attachment;