1. We must consider the distinctive characters and the general nature of palnts ...
This is the opening sentence of
1) Enquiry into plants 2) Cause plantarum
3) Anatomie plantarum 4) Krishiparasharam
2. In fibrous root system, the roots originate from
1) any where of the stem 2) any where of the plant except radicle
3) base of the stem 4) None
3. Main functions of the root
A) Absorption of water B) Absorption of food
C) Storage of reserve food D) Anchorage
E) Synthesis of some hormones
1) A, B, C, D 2) A, C, D, E 3) A, B, D, E 4) A, B, C, E
4. The cells in this region divide repeatedly
1) Proximal to the zone of elongation 2) Distal to the region of maturation
3) Proximal to the root cap region 4) Distal to the root cap region
5. Function of root hairs
A) Absorption of water B) Absorption of minerals
C) Anchorage D) Absorption of food
1) A only 2) ABD 3) AB 4) ABC
6. Differentiation and maturation of the cells take palce in
1) Region of root cap 2) region of meristematic activity
3) Region of elongation 4) region of maturation
7. The following phenomenon can be seen in the region of elongation
1) Cell maturation 2) Cell elongation
3) Cell differentiation 4) 1 & 3
8. Root hairs are produced from the following
1) Region of elongation 2) Region of maturation
3) Region of meristematic activity 4) Root cap
9. Root hair region is region of
1) elongation 2) maturation
3) meristematic activity 4) root cap
10. Match the following regarding food storage
I. Carrot A. Tap root
II. Turnip B. Fibrous roots
III. Sweet Potato C. Tap root
IV. Asparagus D. Adventitious roots
I II III IV I II III IV
1) C A B D 2) A C B D
3) C A D B 4) A B D C
11. Find out mis-mactch.
1) Brace roots - Stilt roots
2) Adventitious roots - Fibrous roots
3) Prop roots - Pillar roots
4) Root hair region - Region of maturation
12. Roots are green
1) Avicennia 2) Rhizophore 3) Taeniophyllum 4) Viscum
13. Match the following.
I. Pneumatophores A. Viscum
II. Velamen roots B. Vanda
III. Nodular roots C. Rhizophore
IV. Haustoria D. Arachis
I II III IV I II III IV
1) C B D A 2) C D A B
3) B C D A 4) D B A C
14. The following plants have green leaves but still they are grouped as parasites
1) Viscum - Vanda 2) Striga - Rafflesia
3) Viscum - Striga 4) Viscum - Cuscuta
15. Epiphytes have the following adv-roots
1) Velamen roots 2) Fibrous roots
3) Photosynthetic roots 4) Pneumatophores
16. Roots of the following enter into the xylem and absorb water and minerals.
1) Cuscuta 2) Refflesia 3) Vanda 4) Striga
17. Function of nodular roots is
1) Absorption of moisture 2) Food storage
3) N2fixation 4) Anchorage
18. The adventitious roots of Avicennia are
1) Aerial, respiratory 2) Aerial, Moisture absorbing
3) Hanging, respiratory 4) Aerial, Photosynthetic
19. Asseration (A): Viscum is a partial parasite.
Reason (R): Its haustoria enter into phloem of the host
1) A, R are correct. R explains A. 2) A, R are correct. R do not explains A.
3) A is correct. R is false. 4) A is false. R is correct.
20. Parasitie roots are called
1) Pneumatophores 2) Velamen roots
3) Brace roots 4) Haustoria
21. Plants stealing water and minerals from other plants are called
1) Parasites 2) Epiphytes
3) Partial Parasites 4) Total Parasites
22. Pneumetophores are seen in
1) Epiphytes 2) Mangrooves
3) Parasites 4) Monocots
23. Assertion (A): Rafflesia is a total parasite.
Reason (R): Its haustoria enter into the xylem and phloem of the host.
1) A, R are correct. R explains A. 2) A, R are correct. R do not explains A.
3) A is correct. R is false. 4) A is false. R is correct.
24. Prop roots of Banyan and pneumatophores of Avicennia are
1) Hanging and erect 2) Erect and Hanging
3) Only erect 4) Only hanging
25. The following roots arise from lower nodes of the stem
1) Prop roots 2) Brace roots
3) Assimilatory roots 4) Velamen roots
Answers: 1-1; 2-3; 3-2; 4-3; 5-1; 6-4; 7-2; 8-2; 9-2; 10-3; 11-2; 12-3; 13-1; 14-3; 15-1; 16-4; 17-3; 18-1; 19-4; 20-4; 21-1; 22-2; 23-1; 24-1; 25-2.
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