338011
How does ethylene help plants to increase their absorption surface?
1 Promotes growth of root
2 Promotes formation of root hair
3 1 and 2
4 Formation of lateral roots
Explanation:
Ethylene promotes root growth and root hair formation, thus helping the plants to increase their absorption surface.
BIOXI15: PLANT GROWTH AND DEVELOPMENT
338012
Which statement is incorrect about ethylene?
1 enhances respiration rate
2 synthesized in large amount by tissues undergoing senescence
3 promotes male flower in cucumber
4 breaks down dormancy in peanut seeds
Explanation:
Ethylene donot promote flowering in plants. It is by florigen.
BIOXI15: PLANT GROWTH AND DEVELOPMENT
338013
What are the influences of ethylene on plants?
1 Apical hook formation in dicot seedling
2 Swelling of the axis
3 Horizontal growth of seedlings
4 All of them
Explanation:
Influences of ethylene on plants include horizontal growth of seedlings, swelling of the axis and apical hook formation in dicot seedlings. Ethylene promotes senescence and abscission of plant organs especially of leaves and flowers.
338011
How does ethylene help plants to increase their absorption surface?
1 Promotes growth of root
2 Promotes formation of root hair
3 1 and 2
4 Formation of lateral roots
Explanation:
Ethylene promotes root growth and root hair formation, thus helping the plants to increase their absorption surface.
BIOXI15: PLANT GROWTH AND DEVELOPMENT
338012
Which statement is incorrect about ethylene?
1 enhances respiration rate
2 synthesized in large amount by tissues undergoing senescence
3 promotes male flower in cucumber
4 breaks down dormancy in peanut seeds
Explanation:
Ethylene donot promote flowering in plants. It is by florigen.
BIOXI15: PLANT GROWTH AND DEVELOPMENT
338013
What are the influences of ethylene on plants?
1 Apical hook formation in dicot seedling
2 Swelling of the axis
3 Horizontal growth of seedlings
4 All of them
Explanation:
Influences of ethylene on plants include horizontal growth of seedlings, swelling of the axis and apical hook formation in dicot seedlings. Ethylene promotes senescence and abscission of plant organs especially of leaves and flowers.
338011
How does ethylene help plants to increase their absorption surface?
1 Promotes growth of root
2 Promotes formation of root hair
3 1 and 2
4 Formation of lateral roots
Explanation:
Ethylene promotes root growth and root hair formation, thus helping the plants to increase their absorption surface.
BIOXI15: PLANT GROWTH AND DEVELOPMENT
338012
Which statement is incorrect about ethylene?
1 enhances respiration rate
2 synthesized in large amount by tissues undergoing senescence
3 promotes male flower in cucumber
4 breaks down dormancy in peanut seeds
Explanation:
Ethylene donot promote flowering in plants. It is by florigen.
BIOXI15: PLANT GROWTH AND DEVELOPMENT
338013
What are the influences of ethylene on plants?
1 Apical hook formation in dicot seedling
2 Swelling of the axis
3 Horizontal growth of seedlings
4 All of them
Explanation:
Influences of ethylene on plants include horizontal growth of seedlings, swelling of the axis and apical hook formation in dicot seedlings. Ethylene promotes senescence and abscission of plant organs especially of leaves and flowers.
