Plant Growth and Development Quiz | Plant Growth and Development Short Questions and Answers

Sports GK Questions and Answers 2024 (Latest Updated)

Awards & Honours GK Questions 2024 (Latest Updated)

Questions
41 Temperature range for plant growth is
A 25°-35°C
B 0°-35°C
C 10°-50°C
D 0°-20°C

Answer: 0°-35°C
42 During wall enlargement new wall materials are inserted amongst the older ones.The phenomenon is
A Accretion
B Integration
C Intussusception
D Interpolation

Answer: Intussusception
Advertisement
Article and Schedule Quiz Start Test!
DOWNLOAD CURRENT AFFAIRS PDF FROM APP
43 Name the scientist who discovered that decapitated coleoptile would resume photo sensitivity and growth if served tip is reattached through a gelatin disc
A Darwin
B Van Overbeek
C Boyson Jensen
D Paal

Answer: Boyson Jensen
44 Exponential growth is shown during
A Lag phase
B Log Phase
C Maturation phase
D Senescence phase

Answer: Log Phase
45 Correct sequence of different stage of development is
A Fruiting – flowering-juvenility-germination
B Germination-juvenility-flowering-fruiting
C Flowering-fruiting-juvenility-germination
D Juvenility-flowering-fruiting-germination

Answer: Germination-juvenility-flowering-fruiting
46 Current sequence of different phases of growth is
A Cell division-cell differentiation- cell elongation
B Cell differentiation-cell division-cell elongation
C Cell elongation-cell division-cell differentiation
D Cell division-cell elongation-cell differentiation

Answer: Cell division-cell elongation-cell differentiation
47 A decapitated plant exposed to unilateral light
A Bends away from source of illumination
B Bends towards the source of light
C Shows zigzag curvature
D Does not show bending moment

Answer: Does not show bending moment
48 Gibberellins take part in
A Bolting of rosette plants
B Replacing long day requirement
C Overcoming genetic dwarfism
D All the above

Answer: All the above
49 Ferulic acid,coumarin and hesperidin are
A Secondary plant products
B Hormones
C Enzymes
D Vitamins

Answer: Secondary plant products
50 Differentiation of callus requires a specific ratio of two hormones
A Auxin and gibberellin
B Auxin and abscisic acid
C Gibberellin and abscisic acid
D IAA and cytokinin

Answer: IAA and cytokinin
51 Rapid growth of flowering axis in many plants is caused by
A Lower level of abscisic acid
B Higher level of auxin
C Higher level of gibberellin
D Lower level of auxin

Answer: Higher level of gibberellin
52 Hormone involved in Breaking dormancy of winter Buds is
A Ethylene
B Gibberellin
C Auxin
D Cytokinin

Answer: Auxin
53 The term Yarovization was coined by
A Lysenko
B Melba
C Yabuta
D Kohl and Haagen – Smit

Answer: Lysenko
54 Avena coleoptile test is for which of the following hormone
A GA
B ABA
C IAA
D NAA

Answer: IAA
55 Seedless Tomatoes are produced by
A Supplying radioactive compounds
B Spraying hormones on flower
C Propagating tomato plants from cuttings
D Growing tomato plants in mineral solution

Answer: Spraying hormones on flower
56 Apples are generally wrapped in waxed paper to
A Prevent sunlight from changing its colour
B Prevent aerobic respiration by checking the entry of oxygen
C Prevent ethylene formation that hastens ripening
D Make the apples look costly

Answer: Prevent ethylene formation that hastens ripening
57 The response of plants to light was first of all discovered by
A J.B.Lamarck
B Darwin
C Thimann
D F.W.Went

Answer: Darwin
58 Cytokinins are generally
A Acids
B Aminopurines
C Phenols
D Glucosides

Answer: Aminopurines
59 Delay in Senescence is caused by the spray of
A IBA
B GA
C Cytokinin
D ABA

Answer: Cytokinin
60 The growth hormone, gibberellin was discovered by
A Yabuta and Sumiki
B Dutrochet and Folk
C Donoho and walker
D Hadhmioto and Rappaport

Answer: Yabuta and Sumiki

Random GK Questions

Q. The type of fruit obtained from a multicarpillary, apocarpous gynoecium is
Q. Which of the following is a political right ?
Q. Typhoid fever is caused by
Q. Who among the following are not appointed by the President of India?
Q. where is the integral Coach Factory situated ?
Q. Who among the following was the Chairman of Steering Committee of the Constituent Assembly ?
Assam Direct Recruitment Test Series

Teacher Eligibility Test

Assam Direct Recruitment Test Series