Plant kingdom Flashcards

1
Q

Development is the sum of

A

Growth and diffrentiation

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2
Q

One single maize root apical meristem can give rise to more than

A

17,500 new cells per hour

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3
Q

Cell in watermelon may increase the size upto

A

3,50,000 times

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4
Q

Zygote initially followed

A

Geometric growth rate and then follows arthematic growth rate

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5
Q

Arthematic growth rate equation

A

Lt = Lo + RT

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6
Q

Geometric growth rate eq

A

W= Wo e ^rt

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7
Q

R in artehmatic growth rate is

A

Elongation per unit time

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8
Q

R in geometric growth rate is

A

Relative growth rate ( efficiency index)

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9
Q

Developmental heterophylly is

A

Heterophylly in cotton , coriander and larkspur

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10
Q

Environmental heterophylly is

A

Buttercup

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11
Q

PGR which is an adenine derivative

A

N6 - furfuryl Amino purine and kinetin

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12
Q

Carotenoid derivatives are

A

Absicissic acid

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13
Q

Derivatives of terpenes is

A

Gibberish acid

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14
Q

Auxin was isolated by who and from which

A

F.W .Went and from the coleoptile of oat seedling

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15
Q

Bakanae disease of rice seedling was caused by

A

Gibeberella fujikuroi ( fungal pathogen)

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16
Q

Who discovered ethylene ?

A

H. H cousins

16
Q

Who observed that the tips of coleoptile bent towards the sunlight

A

Charles Darwin and his son Francis Darwin

17
Q
A