Anatomy and Plant Physiology

Samacheer Book Back Questions And Answers For Science Standard 10 “Anatomy and Plant Physiology“

I. Choose the correct answer:
1. Casparian strips are present in the _____ of the root.
a) cortex
b) pith
c) pericycle
d) endodermis

2. The endarch condition is the characteristic feature of
a) root
b) stem
c) leaves
d) flower

3. The xylem and phloem arranged side by side on same radius is called _____.
a) radial
b) amphivasal
c) conjoint
d) None of these

4. Which is formed during anaerobic respiration
a) Carbohydrate
b) Ethyl alcohol
b) Acetyl CoA
d) Pyruvate

5. Kreb’s cycle takes place in
a) chloroplast
b) mitochondrial matrix
c) stomata
d) inner mitochondrial membrane

6. Oxygen is produced at what point during photosynthesis?
a) when ATP is converted to ADP
b) when CO₂ is fixed
c) when H₂O is splitted
d) All of these

II. Fill in the blanks:
1. Cortex lies between _____ and _____.
2. Xylem and phloem occurring on the same radius constitute a vascular bundle called _____.
3. Glycolysis takes place in _____.
4. The source of O₂ liberated in photosynthesis is _____.
5. _____ is ATP factory of the cells

Answers:
1. epidermal and vascular tissues
2. conjoint
3. cytoplasm
4. water
5. Mitochondria

III. State whether the statements are true or false. Correct the false statement.
1. Phloem tissue is involved in the transport of water in plant.
2. The waxy protective covering of a plant is called as cuticle.
3. In monocot stem cambium is present in between xylem and phloem.
4. Palisade parenchyma cells occur below upper epidermis in dicot root.
5. Mesophyll contains chlorophyll.
6. Anaerobic respiration produces more ATP than aerobic respiration.

Answers:
1. False (Phloem tissue is involved in the transport of food in plant)
2. True
3. False (In dicot stem cambium is present between xylem and phloem)
4. False (Palisade parenchyma cells occur below upper epidermis in dicot leaf)
5. True
6. False (Aerobic respiration produces more ATP than anaerobic respiration)

IV. Match the following:
1. Amphicribal          A. Dracaena
2. Cambium              B. Translocation of food
3. Amphivasal           C. Fern
4. Xylem                    D. Secondary growth
5. Phloem                  E. Conduction of water

Answers:
1. C
2. D
3. A
4. E
5. B

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