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Standard XII

Biology

Role of Bt Bacterium as Biocontrol Agent

Find out the ...

Question

Find out the pairs which are correctly matched.
a Cyanobacteria $1$ Biopesticide
b Mycorrhiza $2$ Solubilisation of phosphate
c Bacillus thuringiensis $3$ Cry protein
d Single cell protein $4$ Rhizobia

A and

2

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B and

3

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C and

3

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A and

3

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B and

4

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Solution

The correct option is C C and $3$
Bacillus thuringiensis have Bt toxin encoded by cry genes forming cry proteins.
Correct answer-C

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Similar questions

Find out the pairs, which are correctly matched.

A. Cyanobacteria (i.) Biopesticides

B. Mycorrhiza (ii.) Solubilization of phosphate

C. Bacillus thuringiensis (iii.) Cry protein

D. Single-cell protein (iv.) Rhizobia

Find out the correct match

a. Cyanobacteria - biopestcide

b. Mycorrhiza - solubilisation of phosphate

c. Bacillus thuringiensis - insecticidal property

d. Single cell protein - Rhizobia

Let A = {1, 2, 3, 4} and B = {a, b, c}. State, which of the given are relations from A to B.

{ (1, 2), (1, 3), (2, 3), (2, 4), (3, 4), (3, 1) }.

Q. A block of mass

m

is placed on a wedge. The wedge can be accelerated in four manners marked as (1), (2), (3) and (4) as shown in the figure. If the normal reactions in the situation (1), (2), (3) and (4) are

N_{1}, N_{2}, N_{3}

and

N_{4}

respectively and acceleration with which the block slides on the wedge in situations are

b_{1}, b_{2}, b_{3}

and

b_{4}

respectively then:

(A)

N_{3} > N_{1} > N_{2} > N_{4}

(B)

N_{4} > N_{3} > N_{1} > N_{2}

(C)

b_{2} > b_{3} > b_{4} > b_{1}

(D)

b_{2} > b_{3} > b_{1} > b_{4}

Which of the above statements are correct?

Q. Find the distance between the following pairs of points
1.(2, 3) and (5, 7)
2.(4, -7) and (-1, 5)
3.(-3, -2) and (-6, 7)
4.(a, 0) and (0, b)

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a	Cyanobacteria	$1$	Biopesticide
b	Mycorrhiza	$2$	Solubilisation of phosphate
c	Bacillus thuringiensis	$3$	Cry protein
d	Single cell protein	$4$	Rhizobia

Find out the pairs which are correctly matched.aCyanobacteria1BiopesticidebMycorrhiza2Solubilisation of phosphatecBacillus thuringiensis3Cry proteindSingle cell protein4Rhizobia

The correct option is C C and 3Bacillus thuringiensis have Bt toxin encoded by cry genes forming cry proteins. Correct answer-C

Find out the pairs which are correctly matched.
a Cyanobacteria $1$ Biopesticide
b Mycorrhiza $2$ Solubilisation of phosphate
c Bacillus thuringiensis $3$ Cry protein
d Single cell protein $4$ Rhizobia

The correct option is C C and $3$
Bacillus thuringiensis have Bt toxin encoded by cry genes forming cry proteins.
Correct answer-C