Structure and Function of Plant Roots (Grade 10)
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Structure and Function of Plant Roots
1.
Roots which originate from stems, branches, leaves, or other unusual places on the plant are known as .
2.
A tap root is usually formed by thin, moderately branching roots growing from the stem.
- True
- False
3.
What is the function of plant roots?
- to collect sunlight
- to absorb nutrients from the soil
- to produce flowers for reproduction
- to eliminate wastes from the leaves
4.
Which plant has a taproot system?
- carrot
- grass
- peas
- lettuce
5.
What layer of tissue is just underneath the epidermal layer of a plant root?
- cortex
- endodermis
- root cap
- root hairs
6.
What structure promotes growth and elongation of the plant root?
- root hairs
- vascular cylinder
- apical meristem
- Casparian strip
7.
Where is ground tissue found in a plant root?
- within the vascular cylinder
- on the outside of the root
- inside the root hairs
- just underneath the outer layers
8.
Which structure increases the root's surface area to allow for more water and mineral absorption?
- apical meristem
- root hair
- epidermal tissue
- cortex
9.
What mechanism does the plant root use to bring water into the plant?
- osmosis
- active transport
- binary fission
- accumulation
10.
How does active transport relate to the mechanism plants use to take in minerals from the soil?
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