Biology Test 200

Result

Biology Test 200

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Weekly Quiz Competition

Question 1
4 / -1

With decrease in atmospheric pressure the rate of transpiration will :

A
Remain unaffected

B
Increase

C
Decrease slowly

D
None
Question 2
4 / -1

Which of the following processes is an essential evil for plants ?

A
Osmosis

B
Imbibition

C
Transpiration

D
Respiration
Question 3
4 / -1

Which of the following statement is incorrect for facilitated diffusion ?

A
Requires special membrane protein

B
Non selective

C
Not uphill transport

D
ATP not required
Question 4
4 / -1

Plant factor that affects transpiration, does not include:-

A
Distribution of stomata

B
Percentage of opened stomata

C
Relative humidity

D
Canopy structure
Question 5
4 / -1

Function of companion cells is :-

A
Loading of sucrose into sieve elements by passive transport

B
Providing water to phloem

C
Providing energy to sieve elements for active transport

D
Loading of sucrose into sieve elements
Question 6
4 / -1

Percentage of water reaching the leaves, which is used for photosynthesis and plant growth :-

A
1-5%

B
2-10%

C
Less than 1%

D
20%
Question 7
4 / -1

Mass flow is the movement of substances in bulk or en mass from one point to another as a result of :-

A
Pressure differences between the two points

B
Diffusion

C
Active transport

D
Facilitated diffusion
Question 8
4 / -1

In the given diagram if TP of cell 'B' increases to 18. What would be the net direction of water movement ?

A
A to B and B to E

B
E to B and A

C
B to E and A to E

D
B to E and A
Question 9
4 / -1

Guttated fluid is :-

A
Pure water

B
Water with Inorganic salts

C
Water with Inorganic & organic salts

D
None
Question 10
4 / -1

Cohesion tension transpiration pull model used to explaining :

A
Transpiration

B
Mineral absorption

C
Cobalt chloride experiment

D
Translocation of water

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Re-Attempt Weekly Quiz Competition

Biology Test 200

Result

Biology Test 200

Score

-

Rank

-

SHARING IS CARING

Question 1

Remain unaffected

Increase

Decrease slowly

None

Question 2

Osmosis

Imbibition

Transpiration

Respiration

Question 3

Requires special membrane protein

Non selective

Not uphill transport

ATP not required

Question 4

Distribution of stomata

Percentage of opened stomata

Relative humidity

Canopy structure

Question 5

Loading of sucrose into sieve elements by passive transport

Providing water to phloem

Providing energy to sieve elements for active transport

Loading of sucrose into sieve elements

Question 6

1-5%

2-10%

Less than 1%

20%

Question 7

Pressure differences between the two points

Diffusion

Active transport

Facilitated diffusion

Question 8

A to B and B to E

E to B and A

B to E and A to E

B to E and A

Question 9

Pure water

Water with Inorganic salts

Water with Inorganic & organic salts

None

Question 10

Transpiration

Mineral absorption

Cobalt chloride experiment

Translocation of water

User

Question Analysis

My Perfomance

Score

-

Rank

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