review papers

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nabavfhy

Science

Description

Botany review, I just need you to answer the questions in the papers, one is about "Root" and the other about "Stem"

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Explanation & Answer

Attached.

Surname 1
Name
Supervisor
Course
Date

Roots

21. Match each root structure in List A with its major function in List B.
List A
1. Protection - Root cap
2. Mineral transport - Root hair
3. Cell production - Apical meristem
4. Food storage - Parenchyma cells
5. Control of mineral absorption - Endodermis
6. Lateral root origin - Pericycle
7. Mineral transport - Xylem
List B
a. Lateral root origin
b. Cell production
c. Mineral transport
d. Increased surface area
e. Control of mineral absorption
f. Food storage
g. Protection
1

Surname 2
h. Support
Short Answer
22. Distinguish between
Radicle – radicle is the initial part of seedling which emerges from a seed during germination and is
the root part which grows downward into the soil.
Tap root – this is the main root of the primary-root system which grows vertically to the soil and the
root where other roots sprout from.
Lateral root – this is the small roots which extend horizontally from a primary root and their main role
is supporting the plant firm into the ground.
Adventitious root – this is a bud which grows on the internode of a given plant or in any other unusual
place.

Would you expect the internal distribution of tissues to be the same or different in these roots? Why?
Answer
The internal distribution of tissues in these roots are not the same. The reason to this is
that each of the above-mentioned roots have different roles from the other. The difference calls for
different tissue distribution.

23. Could a plant survive for long without roots? Why or why not?
Answer
Plants cannot survive for long without roots. This is because roots are used mainly in
absorbing water and minerals from the soil up to the entire parts of the plant. Lack of roots will mean
that the plant will not have adequate water and minerals and thus the plant will not stay for l...


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Great content here. Definitely a returning customer.

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