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Plant Physiology-1

Q.1
Amylose generally consist___________polymers of glucose unit.

300-500
500-700
1500 -200


Q.2
Which 3 amino acids are deficient in seed protein?
Lysine, tryptophane & Metheonine
Valine, tryptophane & Metheonine
Valine, isolucine & Metheonine


Q.3
Bond formed between two water molecule is called___________.
Hydrogen
Covelent
Ionic


Q.4
What is the pH of pure water?
8.0
7.5
7.0


Q.5
How many ATP gain during glycolysis?
8
6
10


Q.6
When one NAD is reduced and it will yield__________.
2 ATP
3 ATP
4 ATP

Q.7
A solution which contains one gram equivalent weight is known as______________.

Molal solution
Normal solution
Molar solution


Q.8
Actual pressure which develops in closed system as a results of osmosisis known as __________.
Vapor Pressure
Wall pressure
Osmotic pressure


Q.9
The term evapotranspiration is used for____________.
Transpiration of water from plant.
Oozing out of water from uninjured leaf
Evaporation from soil and transpiration from plant


Q.10
Which element play important role in opening of stomata?
Zn++
K+
Fe ++


Q.11
Who proposed cytochrome pump hypothesis?
Lundegarth
Steward
Bennet Clark


Q.12
During the photosynthesis O2 is librated from_______.
CO2
H2O
HCO3


Q.13
Reaction centre of photo system-II (PS-II) is_______.
P 680
P700
P600


Q.14
Cultivation of shoot apical is known as_______.
Meristem culture
Protoplast culture
Callus culture


Q.15
Which element is essential for nitogenase enzyme?
K+
Na++
Fe ++


Q.16
How many ATP gain during Kreb cycle?
8
12
15


Q.17
Q10 for respiration of most plant species is__________?
10-35 oC
5-25 oC
15-40 oC


Q.18
What is optimum temperature range for germination of wheat?
15-31oC
19-31 oC
25-31 oC


Q.19
Enzyme Rubisco is associated with__________.
CAM -Pathway
C4 pathway
C3 Pathway


Q.20
Which one of the day neutral plant?
Cucumber
Sweat potato
Pig weed


Q.21
which plant belongs to log day plant?
Cabbage
Cocklebur
Spinach


Q.22
which plant belongs to short day plant?
coffee
Clover
Corn


Q.23
Hypoxia is a condition in which O2 is___________.
Optimum
sub optimum
Complete absence


Q.24
Nif-gene is related to synthesis of enzyme____________.
Nitrogenase
Hydrogenase
Catalase


Q.25
Triple response of ethylene identified by___________.
H.H.Cousins
R.Gane
Dimitry N. Neljubow

Number of score out of 25 = Score in percentage =


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