Match the list :
Column I Column II (P) Phototropism (i) Water (Q) Geotropism (ii) Gravitation (R) Hydrotropism (iii) Light (S) Thigmotropism (iv) Touch
A. (P-i), (Q-ii), (R-iii), (S-iv
B. (P-iii), (Q-ii), (R-i), (S-iv)
C. (P-iv), (Q-iii), (R-ii), (S-i)
D. (P-iii), (Q-ii), (R-iv), (S-i)
Answer : Option A
Match the list :
Column I Column II (P) Lotus and sunflower (i) Hydronasty (Q) Crocus and tulip (ii) Thigmonasty (R) Due to turgidity of leauses (iii) Thermonasty (S) Mimosa (iv) Photonasty
A. (P-iv), (Q-iii), (R-i), (S-iii)
B. (P-i), (Q-ii), (R-iii), (S-iv)
C. (P-ii), (Q-iii), (R-iv), (S-i)
D. (P-i), (Q-iii), (R-ii), (S-iv)
Answer : Option A
133. Covering surrouding embryo contain growth inhibitor hormone for .......... dormancy.
A. Physical dormancy
B. Mechanical dormancy
C. External dormancy
D. Chemical dormncy
Answer : Option D
134. In which type of dormancy, due to hardness of seed coats or integuments, embryo could not expand during germination ?
A. Physical dormancy
B. Mechanical dormancy
C. External dormancy
D. Chemical dormancy
Answer : Option B
135. Which type of dormancy is found when seed is impermeable to water or gaseous exchange ?
A. Physical dormancy
B. Mechanical dormancy
C. External dormancy
D. Chemical dormancy
Answer : Option B
136. Which type of dormancy, inhibits embryo growth and germination in seed ?
A. Endogenous dormancy
B. Physiological dormancy
C. External dormancy
D. Mixed dormancy
Answer : Option B
137. Which type of dormancy is found in seed causes physiology and external dormancy ?
A. Mixed dormancy
B. External dormancy
C. Physiological dormancy
D. Endogenous dormancy
Answer : Option A
138. What is the type of dormancy in which embryo do not differentiate into various tissue at the time of fruit maturation ?
A. Internal dormancy
B. Physiological dormancy
C. External dormancy
D. Mixed dormancy
Answer : Option C
139. During physiological and physical condition some changes observed in seed, is knows as ......
A. Exogenous dormancy
B. Endogenous dormancy
C. Combinational dormancy
D. Secondary dormancy
Answer : Option C
140. Which type of dormancy is induced in seeds due to adverse condition and high temperature ?
A. Exogenous dormancy
B. Endogenous dormancy
C. Combinational dormancy
D. Secondary dormancy
Answer : Option D