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General Science/Basic Science Plant Physiology Transpiration. Sample Test,Sample questions

Question:

17.Cuticle retards water loss through

1.Passage cells

2. Parenchyma cells

3.Epidermal cells

4.Mesophyll cells

Question:

19.A large quantity of transpirational water loss occurs through

1.Stomata

2.Cuticular

3.Lenticular

4.Hydathodes

Question:

20.The water vapour accumulates in the intercellular spaces creating a concentration gradient between

1.Atmospheric air and intercellular spaces of leaves

2.Atmospheric air and extracellular spaces of leaves

3.Atmospheric air and intercellular spaces of roots

4.Atmospheric air and intercellular spaces of stems

Question:

Accumulation K ions are enhances in the presence of

1. temperature

2.Light

3. Water

4.Oxygen

Question:

An ideal condition for transpiration in leaves depends on

1.Thin walls of mesophyll cells

2.Large number stomata

3.Large intercellular spaces

4.All the three

Question:

An inverted h shaped three limbed tube is used

1.To measure the rate of transpiration

2.To demonstrate transpiration pull

3.To demonstrate liberation CO? during respiration

4.To demonstrate that O? is evolved during photo synthesis

Question:

Differences in water potentials of the guard cells are caused by accumulation or loss of

1.Ca?? ions

2. K? ions

3.Cl? ions

4.Mg?? ions

Question:

Due to differences in water potentials of the guard cells  darkness promotes the loss of

1. K? ions

2. Ca?? ions

3. Cl? ions

4.Mg?? ions

Question:

Escape of water vapour from leaves takes place through

1.Lenticels

2.Stomata

3.Cuticle

4. Epidermal cells

Question:

Excess thermal energy is disposed by the plants

1.Respiration

2.Transpiration

3.Photosynthesis

4.Guttation

Question:

Guttation liquid is

1. Pure water

2. Pure solvent

3. Not pure water

4. Not pure solvent

Question:

In woody plants the bark tissue contain

1.Guard cells

2.Stomata

3.Lenticels

4.Epidermal cells

Question:

Leaf surface is coded by the process of

1.Guttation

2.Respiration

3.Photosynthesis

4.Transpiration

Question:

Loss of water in a liquid form along the margins of leaves is known as

1.Guttation

2. Transpiration

3.Photosynthesis

4. Respiration

Question:

Loss of water in the guard cells makes them

1.Turgid

2.Flaccid

3.Cupid

4.Rigid

Question:

Minute pores surrounded by two guard cells found on epidermis are called

1. Guard cells

2.Stomata

3.Lenticels

4.Epidermal cells

Question:

Photosynthetic carbon assimilation in guard cells is related to

1.Cuticular movement

2.Stomatal movement

3.Lenticular movement

4.Guttation

Question:

Relative density of mercury is

1.3.6 gms

2. 13.6 gms

3. 90 gms

4. 96.4 gms

Question:

Stomata open and close due to changes in the guard cells by

1.Osmotic pressure

2. Root pressure

3. Turgor pressure

4. Capillary pressure

Question:

The amount of absorbed water lost by plants in the form of vapour is

1.10%

2.50%

3.80%

4.90%

Question:

The apparatus used to measure the rate off transpiration isGanong s light screen

1.Ganong s respiroscope

2.Ganong s photometer

3.Ganong s light screen

4.Thistle funnel

Question:

The entry of water from adjacent cells to guard cells is caused by the differences in water potential of their Opt 1 : Protoplasts

1.Chloroplasts

2.Plastids

3.Carotenoids

4.rotoplasts

Question:

The entry of water from adjacent cells to guard cells or vice versa is caused by the differences in

1.Osmosis

2.Diffusion

3.Water potential

4.Imbibition

Question:

The entry of water makes guard cells as

1.Turgid

2.Flaccid

3.Rigid

4.Cupid

Question:

The escape of water vapour from leaves through stomata by diffusion is caused by

1.Active transport

2.Concentration gradient

3.Osmosis

4.Guttation

Question:

The humidity in atmosphere affects

1.respiration

2.transpiration

3.growth

4.photosynthesis

Question:

The ideal material for the disposal of solar energy from the plants is

1. Water

2. K? ions

3.Organic compounds

4. Pectic substances

Question:

The internal temperature of the plant cells become uniform and constant by

1.Photosynthesis

2.Respiration

3. Transpiration

4.Guttation

Question:

The stoma is open when the guard cells are

1.Flaccid

2.Rigid

3.Turgid

4.Cupid

Question:

The type of transpiration which is insignificant as compared to stomatal transpiration

1.Cuticular

2.Lenticular

3.Guttation

4.Hydathodes

Question:

This is not a type of transpiration

1.Stomatal

2.Cuticular

3.Lenticular

4.Guttation

Question:

Transpiration helps in absorption and translocation of mineral salts by means of the

1.Push and pull force

2.Pull and capillary force

3.Push and suction force

4.Pull and suction force

Question:

Transpiration through lenticels is called

1.Stomatal

2.Lenticular

3.Cuticular

4. Guttation

Question:

Water is translocated through xylem tissue to the

1.Mesophyll cells of leaves

2.Epidermal cells of leaves

3.Passage cells of roots

4.Parenchymal cells of stems

Question:

Water potential of the guard cells during day time is

1.High

2.Very high

3. Low

4. Very low

Question:

Water potential of the guard cells during night time isLow

1.Low

2.very low

3. High

4.vary high

Question:

Water vapour is escaped from leaves through stomata by

1.Osmosis

2. Guttation

3. Diffusion

4. Capillary force

Question:

When guard cells are flaccid the stoma is

1.Closed

2.Opened

3.Broadenced

4.Narrowed

Posted on by Online Exam TestTeam

General Science/Basic Science Plant Physiology Transpiration. Sample Test,Sample questions

Question: 17.Cuticle retards water loss through

Question: 19.A large quantity of transpirational water loss occurs through

Question: 20.The water vapour accumulates in the intercellular spaces creating a concentration gradient between

Question: Accumulation K ions are enhances in the presence of

Question: An ideal condition for transpiration in leaves depends on

Question: An inverted h shaped three limbed tube is used

Question: Differences in water potentials of the guard cells are caused by accumulation or loss of

Question: Due to differences in water potentials of the guard cells darkness promotes the loss of

Question: Escape of water vapour from leaves takes place through

Question: Excess thermal energy is disposed by the plants

Question: Guttation liquid is

Question: In woody plants the bark tissue contain

Question: Leaf surface is coded by the process of

Question: Loss of water in a liquid form along the margins of leaves is known as

Question: Loss of water in the guard cells makes them

Question: Minute pores surrounded by two guard cells found on epidermis are called

Question: Photosynthetic carbon assimilation in guard cells is related to

Question: Relative density of mercury is

Question: Stomata open and close due to changes in the guard cells by

Question: The amount of absorbed water lost by plants in the form of vapour is

Question: The apparatus used to measure the rate off transpiration isGanong s light screen

Question: The entry of water from adjacent cells to guard cells is caused by the differences in water potential of their Opt 1 : Protoplasts

Question: The entry of water from adjacent cells to guard cells or vice versa is caused by the differences in

Question: The entry of water makes guard cells as

Question: The escape of water vapour from leaves through stomata by diffusion is caused by

Question: The humidity in atmosphere affects

Question: The ideal material for the disposal of solar energy from the plants is

Question: The internal temperature of the plant cells become uniform and constant by

Question: The stoma is open when the guard cells are

Question: The type of transpiration which is insignificant as compared to stomatal transpiration

Question: This is not a type of transpiration

Question: Transpiration helps in absorption and translocation of mineral salts by means of the

Question: Transpiration through lenticels is called

Question: Water is translocated through xylem tissue to the

Question: Water potential of the guard cells during day time is

Question: Water potential of the guard cells during night time isLow

Question: Water vapour is escaped from leaves through stomata by

Question: When guard cells are flaccid the stoma is

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Question:
17.Cuticle retards water loss through

Question:
19.A large quantity of transpirational water loss occurs through

Question:
20.The water vapour accumulates in the intercellular spaces creating a concentration gradient between

Question:
Accumulation K ions are enhances in the presence of

Question:
An ideal condition for transpiration in leaves depends on

Question:
An inverted h shaped three limbed tube is used

Question:
Differences in water potentials of the guard cells are caused by accumulation or loss of

Question:
Due to differences in water potentials of the guard cells darkness promotes the loss of

Question:
Escape of water vapour from leaves takes place through

Question:
Excess thermal energy is disposed by the plants

Question:
Guttation liquid is

Question:
In woody plants the bark tissue contain

Question:
Leaf surface is coded by the process of

Question:
Loss of water in a liquid form along the margins of leaves is known as

Question:
Loss of water in the guard cells makes them

Question:
Minute pores surrounded by two guard cells found on epidermis are called

Question:
Photosynthetic carbon assimilation in guard cells is related to

Question:
Relative density of mercury is

Question:
Stomata open and close due to changes in the guard cells by

Question:
The amount of absorbed water lost by plants in the form of vapour is

Question:
The apparatus used to measure the rate off transpiration isGanong s light screen

Question:
The entry of water from adjacent cells to guard cells is caused by the differences in water potential of their Opt 1 : Protoplasts

Question:
The entry of water from adjacent cells to guard cells or vice versa is caused by the differences in

Question:
The entry of water makes guard cells as

Question:
The escape of water vapour from leaves through stomata by diffusion is caused by

Question:
The humidity in atmosphere affects

Question:
The ideal material for the disposal of solar energy from the plants is

Question:
The internal temperature of the plant cells become uniform and constant by

Question:
The stoma is open when the guard cells are

Question:
The type of transpiration which is insignificant as compared to stomatal transpiration

Question:
This is not a type of transpiration

Question:
Transpiration helps in absorption and translocation of mineral salts by means of the

Question:
Transpiration through lenticels is called

Question:
Water is translocated through xylem tissue to the

Question:
Water potential of the guard cells during day time is

Question:
Water potential of the guard cells during night time isLow

Question:
Water vapour is escaped from leaves through stomata by

Question:
When guard cells are flaccid the stoma is