(B) $Parthenium\,hysterophorus$,commonly known as $Congress\,grass$ or $carrot\,grass$,is an invasive weed belonging to the family $Compositae$ (now $

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(B) $Parthenium\,hysterophorus$,commonly known as $Congress\,grass$ or $carrot\,grass$,is an invasive weed belonging to the family $Compositae$ (now $Asteraceae$).It was introduced into India accidentally along with imported wheat and has since become a major environmental and health hazard.

Class 11 Biology Morphology of Flowering Plants Description of Some Important Families

Medium

Which of the following is known as $Congress\,grass$?

A
$Cynodon$ (Gramineae)
B
$Parthenium$ (Compositae)
C
$Aspidistra$ (Liliaceae)
D
$Candytuft$ (Cruciferae)

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Class 11 Questions

Class 11

Biology Questions

Chapter

Morphology of Flowering Plants

Subtopic

Description of Some Important Families

Bicarpellary,syncarpous ovary with oblique ovary is found in:

MediumAIPMT 2001

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$Colchicum$ $autumnale$ belongs to:

Easy

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Name the family having $(9)+1$ arrangement of stamens.

MediumAIIMS 2001

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What is the family of $Curcuma$ $longa$?

Easy

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Match the following examples with their respective Bentham and Hooker series:

Example Series

$(1)$ $Hibiscus \text{ } rosa-sinensis$ $(A)$ $Disciflorae$

$(2)$ $Rosa \text{ } indica$ $(B)$ $Calyciflorae$

$(3)$ $Madhuca \text{ } indica$ $(C)$ $Thalamiflorae$

$(4)$ $Citrus \text{ } limon$ $(D)$ $Heteromerae$

Example	Series
$(1)$ $Hibiscus \text{ } rosa-sinensis$	$(A)$ $Disciflorae$
$(2)$ $Rosa \text{ } indica$	$(B)$ $Calyciflorae$
$(3)$ $Madhuca \text{ } indica$	$(C)$ $Thalamiflorae$
$(4)$ $Citrus \text{ } limon$	$(D)$ $Heteromerae$