Transport and Gas Exchange in Plants 1

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For €100: Stomata are found mainly in the …

A B

C D

Stem Petals

Upper leaf surface Lower leaf surface

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D: Lower leaf surface

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For €100: Stomata are found mainly in the …

A B

C DUpper leaf surface Lower leaf surface

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6070

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A B C D

A

B

C

D

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Ground tissue

For €200: Root hairs are extensions of the …

A B

C D

Epidermis

Cuticle Xylem

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A: Epidermis

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For €200: Root hairs are extensions of the …

A B

C D

Epidermis

Cuticle

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100

A B C D

A

B

C

D

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• It’s definitely A Chris

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For €300: Water enters the root hair by …

A B

C D

Diffusion Osmosis

Active transport Capillary action

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B: Osmosis

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For €300: Water enters the root hair by …

A B

C D

Diffusion Osmosis

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A B C D

A

B

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D

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• I’m 80% certain that it's … B

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For €500: The sticking together of similar

molecules is called …

A B

C D

Conservation Cohesion

Adhesion Active transport

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B: Cohesion

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For €500: The sticking together of similar

molecules is called …

A B

C D

Cohesion

Adhesion

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A B C D

A

B

C

D

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• That’s definitely B

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For €1,000: Stomata are stimulated to open by …

A B

C D

High water pressure Low O2

High CO2 Low CO2

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D: Low CO2

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For €1,000: Stomata are stimulated to open by …

A B

C DHigh CO2 Low CO2

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• I really don’t know this one, just let me think ...

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For €2,000: The main gas which enters the leaf

through the stomata during the day is …

A B

C D

Water vapour Oxygen

Carbon dioxide Nitrogen

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C: Carbon dioxide

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For €2,000: The main gas which enters the leaf

through the stomata during the day is …

A B

C D

Oxygen

Carbon dioxide

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40

50

60

70

80

A B C D

East

A

B

C

D

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• I know this one, it's … B, I think

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For €4,000: The loss of water vapour from the

surface of the leaf is called …

A B

C D

Transpiration stream Transpiration

Translocation Evaporation

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B: Transpiration

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For €4,000: The loss of water vapour from the

surface of the leaf is called …

A B

C D

Transpiration

Translocation

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A B C D

A

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For €8,000: Gas exchange takes place in the

stem through the …

A B

C D

Lenticels Stomata

Internodes Pores

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A: Lenticels

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For €8,000: Gas exchange takes place in the

stem through the …

A B

C D

Lenticels Stomata

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101520253035404550

A B C D

A

B

C

D

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• I am not sure, I would guess A

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For €16,000: When plant cells have a lot of water

they are said to be …

A B

C D

Tensioned Turgid

Wilted Flaccid

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B: Turgid

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For €16,000: When plant cells have a lot of water

they are said to be …

A B

C D

Turgid

Wilted

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A B C D

A

B

C

D

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For €32,000: Minerals are transported through

a plant in the …

A B

C D

Phloem sieve tubes Companion cells

Xylem Ground tissue

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C: Xylem

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For €32,000: Minerals are transported through

a plant in the …

A B

C D

Phloem sieve tubes

Xylem

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05

101520253035404550

A B C D

A

B

C

D

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• I believe it is … A

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For €64,000: Carbon dioxide enters the leaf by …

A B

C D

Transpiration Active transport

Osmosis Diffusion

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D: Diffusion

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For €64,000: Carbon dioxide enters the leaf by …

A B

C DOsmosis Diffusion

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A B C D

A

B

C

D

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• I think it is C or D. I’m nor sure which. Take a chance on D.

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For €125,000: Sugars made in photosynthesis are

transported through the plant in the …

A B

C D

Companion cells Xylem vessels

Sieve tube cells Ground tissue

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C: Sieve tube cells

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For €125,000: Sugars made in photosynthesis are

transported through the plant in the …

A B

C D

Companion cells

Sieve tube cells

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A B C D

A

B

C

D

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• I know it. Oh! Chance C or D

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For €250,000: Dixon and Joly suggested that water in the xylem is under …

A B

C D

Torsion Tension

Transport Transpiration

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B: Tension

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For €250,000: Dixon and Joly suggested that water in the xylem is under …

A B

C D

Torsion Tension

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A B C D

A

B

C

D

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For €500,000: Water moves sideways from one

xylem vessel to another through …

A B

C D

Sieve plates Pits

Spiral lignin Companion cells

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B: Pits

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For €500,000: Water moves sideways from one

xylem vessel to another through …

A B

C D

Sieve plates Pits

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101520253035404550

A B C D

A

B

C

D

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• I know this? Is it B?

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For €1,000,000: Which of the following does not involve

the upward movement of water in the stem?

A B

C D

Root pressure Cohesion

Osmosis Translocation

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Congratulations

You are a Millionaire!

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For €1,000,000: Which of the following is not involved in

the upward movement of water in the stem?

A B

C D

Cohesion

Translocation

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A B C D

A

B

C

D

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WRONG ANSWER

Hard Luck

You leave with nothing

Try Again

WRONG ANSWER

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You leave with a cheque for €1,000.00

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19 Apr 2023

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€ 1,000.00One thousand euro only

WRONG ANSWER

Hard Luck

You leave with a cheque for €32,000.00

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19 Apr 2023

The Contestant

€ 32,000.00Thirty two thousand euro only