121. Which activity in plant is observed due to ethylene ?
A. Matutiation of leaf
B. Maturation of fruit
C. Maturation of flower
D. Maturation of seeds
Answer : Option B
122. Which of the following type is improper for nastism ?
123. Which of the following is incorrect for tropism ?
124. What is the direction of tropism ?
125. Which of the example is improper for tropic movement ?
A. Volvox
B. Antherozoids of bryophytes
C. Antherozoids of pteridophytes
D. Mimosa
Answer : Option D
126. With, what nutation is related ?
A. Autonomous movement
B. Induced movement
C. Autonomous curvature movement
D. Induced curvature movement
Answer : Option C
Match the list :
Column I
Column II
(P) Volvox (i) Chemotaxis (Q) Mimosa (ii) Phototaxis (R) Antherozoids of bryophytes (iii) Movement / tropism (S) Leaf tendril (iv) Thigmotropism
A. (P-i), (Q-ii), (R-iii), (S-iv)
B. (P-ii), (Q-iii), (R-iv), (S-i)
C. (P-ii), (Q-iv), (R-i), (S-iii)
D. (P-iv), (Q-iii), (R-ii), (S-i)
Answer : Option C
Match the list :
Column I Column II
(P) Plasmodium of slime mould (i) Ciliary movement (Q) Chlamydomonas algae (ii) Circular movement (R) protoplasm of tradenschantia leaf (iii) Rotational movement (S) Protoplasm of hydrilla (iv) Amoeboid movement leaves
A. (P-i), (Q-ii), (R-iii), (S-iv)
B. (P-iv), (Q-iii), (R-iv), (S-i)
C. (P-iv), (Q-i), (R-ii), (S-iii)
D. (P-iv), (Q-ii), (R-i), (S-iii)
Answer : Option C
Match the following :
Column I Column II (P) Zoospore of volvox (i) Thermo taxis (Q) Antherozoids of bryophytes and pteridophytes (ii) Thigmo taxis( R) Diatoms (iii) Photo taxis (S) Zoospores in oedogonium (iv) Chemo taxis
A. (P-i), (Q-ii), (R-iii), (S-iv
B. (P-iv), (Q-iii), (R-ii), (S-i)
C. (P-iii), (Q-iv), (R-i), (S-ii)
D. (P-iii), (Q-ii), (R-i), (S-iv)
Answer : Option C
Match the following :
Column I Column II (P) Opening of leaf blade (i) Epinasty (Q) Closing of leaves (ii) Hyponasty (R) Zigzag movement in apical bud (iii) Nutation (S) Spiral and helical growth of tendrilar plants (iv) Circumnutation (T) Pulsation in leaflets of indian telegraph plant (v) Variation
A. (P-i), (Q-ii), (R-iii), (S-iv), (T-v)(
B. (P-v), (Q-iv), (R-iii), (S-ii), (T-i)
C. (P-v), (Q-i), (R-iv), (S-iii), (T-ii)
D. (P-v), (Q-i), (R-iv), (S-ii), (T-iii)
Answer : Option C