
PLANT PHYSIOLOGICAL RESPONSES TO THE ENVIRONMENT
Quiz by Camille F. Manlapig
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- Q1
It refers to the biological processes and changes that occur in an organism or a body in reaction to internal or external stimuli.
Psychological Responses
Psychological adjustments or stresses
Physiological adjustments or stresses
Physiological Responses
30s - Q2
Example of factors in plant growth that are greatly affected by the environment.
Human activities
Soil Types
Water Supply
All of the above
30s - Q3
Example of factors in geographic distribution that are greatly affected by the environment.
Temperature
Water supply
Soil Types
Soil Nutrients
30s - Q4
Which of the following is NOT included in the environmental factors that affect plant growth?
Soil Type
Humidity
Temperature
Nutrition
Light
Water absorption
30s - Q5
It refers to the intensity or concentration of sunlight
Light quality
Light wavelength
Duration or photoperiod
Light quantity
30s - Q6
It refers to the color of light.
Light quality
Light wavelength
Light quantity
Duration or Photoperiod
30s - Q7
This color of light which plants absorbs, is responsible primarily for vegetative (leaf) growth.
Red
Blue
Yellow
Violet
30s - Q8
This color of light which plants absorbs, when combined with blue light, encourages flowering
ROYGBIV
White
Yellow
Red
30s - Q9
Plants look green to us because they reflect, rather than absorb green light.
FALSE
IT DEPENDS
TRUE
30s - Q10
The more sunlight a plant receives, the greater its capacity for producing food via photosynthesis.
TRUE
FALSE
30s - Q11
You can manipulate light quantity to achieve different plant growth patterns thru:
cropping pattern
all of the mentioned
supplemental light
net shade
30s - Q12
Form flowers only when day length is less than 12 hours.
Short-day plants
Day-neutral plants
Long-day plants
30s - Q13
Form flowers only when day length exceeds 12 hours.
Short-day plants
Day-neutral plants
Long-day plants
30s - Q14
It influences most plant processes; it also varies due to altitude, change in seasons, day and night and distance from the water bodies.
Humidity
Climate
Temperature
Photoperiod
30s - Q15
These are plants which grow in very cold regions. One example is the mixed coniferous forest.
Hekistotherms
Mesotherms
Megatherms
Microtherms
30s