EXAMBANK WITH VERIFIED SOLUTIONS A+
GRADED.
Photosynthesis utilizes water and _________ to make sugars and
________.
carbon dioxide
oxygen
Roots are important to plants for
A. Storage of chlorophyll
B. Mineral uptake
C. Anchorage into soil
D. Both b and c
E. All of the above
D. Both b and c
__________ plants have parallel veins.
monocot
Pinching off the tip of a dicot will usually grow a bushier plant.
True
False
True
Which is true about monocot plants? They...
A. Grow in a telescoping fashion
B. Have vascular bundles arranged in a ring in the stems
C. Include the majority of fruits and vegetables
D. Both a and b
A. Grow in a telescoping fashion
A ______ is often defined as "a plant growing where it is not wanted."
,weed
Secondary tillage is generally shallow and used for weed control.
True
False
True
A smother crop
A. may be effective either alive or dead
B. increases light reaching the ground
C. may release chemicals that aid germination
D. all of the above
A. may be effective either alive or dead
Photosynthesis builds sugars and _____________ breaks them down.
respiration
Every plant must have
A. Light, minerals
B. Minerals, carbon dioxide
C. Water
D. Both b and c
E. All of the above
E. All of the above
Crop row spacing can be managed to reduce weed pressure; once the soil
surface is shaded by crop canopy, emergence of weeds is slowed or
stopped.
True
False
True
Peat-free growing media are favored by some growers because natural
peat is gathered from fragile ecosystems.
, True
False
True
Tubers are structures for both carbohydrate storage and new plant
production.
True
False
True
What type of root is common to both carrots and dandelion?
Taproot
Young plants started indoors must be gradually acclimated to outside
conditions, or __________ off.
hardened
The same plant can have both a crown and stolons.
True
False
True
Crop rotations are beneficial because they
A. Allow many different types of weed control strategies over time
B. Limit the amount of time any single pest organism is allowed to build
up
C. Help open deep soil layers to root exploration
D. Both a and c
E. All of the above
E. All of the above
Fiber crops are
A. Grown for their cellulose structural components
B. Nearly all monocots
C. Primarily harvested just for flowering parts