Consider following statements about B t I. bacteria Bacillusthuringiensis (B t) are used to control

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10.Biotechnology and its Application

medium

Consider the following statements about $B t$

$I.$ The bacteria Bacillusthuringiensis $(B t)$ are used to control butterfly catterpillers

$II.$ Fresh spores of $B t$ are mixed with water and sprayed on seeds such as brassicas and fruit trees

$III.$ Insect larvae, after eating these are killed by the toxin released in their gut

$IV.$ Bt toxin genes have been introduced into plants to provide resistance to pests

Which of the statements given above are correct?

$I, II$ and $III$

$I, III$ and $IV$

$II, III$ and $IV$

$I, II, III$ and $IV$

All statements are correct Fresh spores of $B t$ are mixed with water and sprayed on plants such as brassicas and fruit trees

Standard 12

Biology

medium

(AIPMT-2012)

medium

hard

medium

(NEET-2013)

medium

(AIPMT-2010)