Practice Test Discussion

Assertion (A) : Striga sends its haustoria into only xylem of host stem
Reason(R): Striga is a partial Root parasite

'A' and 'R' are true. 'R' is correct explanation of 'A'

'A' and 'R' are true. 'R' is not correct explanation of 'A'

'A' is true. But 'R' is false

'A' is false. But 'R' is true

Explanation

Striga is a partial root parasite found on the roots of grass, Sorhum, Saccharum and zea etc. Haustoria of Partial root parasites enter only into xylem of host stem.

For more details click the links below...

Characteristics and functions of Root

Modifications of Root

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