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10th Science | Biology
Unit 12 Plant Anatomy and Plant Physiology
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- Class:10
- Subject: Science | Chemistry
- UNIT 12 - Plant Anatomy and Plant Physiology
Biology UNIT-12 Plant Anatomy and Plant Physiology
Part – A
I. Choose the correct
answer
1. Who is the father of plant anatomy?
a) Sachs
b) Nehemiah Grew
c) Melvin Calvin
d) C.N.R.Rao
2. The group of cells which are similar or dissimilar in structure and origin that perform similar function is called
a) Organ System
b) Vascular Bundles
c) Tissues
d) Pericycle
3. The pores present in Epidermis are called
a) Stomata
b) Cuticle
c) Trichome
d) Stele
4. Xylem and Phloem are present in different radii of ----------
a) root
b) stem
c) leaf
d) flower
5. If xylem and phloem lie on the same radii that vascular bundle is --------------
a) radial bundle
b) conjoint bundle
c) concentric and amphivasal
d) amphicribral
Part - B
II. Short Answer
11.What are tissues?
12.Classify the types of plant tissues.
- Epidermis protects the inner tissues.
- Stomata helps in transpiration.
- Root hairs help in absorption of water and minerals.
13.What are the functions of Dermal or Epidremal tissue
system?
- The outer most covering layer of plants.
- It contains epidermis, stomata and epidermal out growths.
- Epidermis are interrupted by many minute pores called stomata.
- Epidermis is covered by cuticle to check evaporation of water.
- Trichomes and root hairs are some epidermal growths.
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