Plant  Physiology

Plant Physiology

University

20 Qs

quiz-placeholder

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Plant  Physiology

Plant Physiology

Assessment

Quiz

Biology

University

Hard

Created by

anami arul

Used 82+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Opening and closing of stomata takes place due to changes in

turgor pressure of guard cells

plasmolysis of cells

flaccidity of guard cells

wall thickness in guard

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Transpiration occurs mainly through

flower bud

epidermis

cuticle

stomata

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Guttation is mainly due to

transpiration

imbibition

osmosis

root pressure

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which one of the following is the anti-transpirant

Succinic acid

Phenyl Mercuric Acetate

Acetic acid

Indole Acetic Acid

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Name the epidermal cells that surrounds the guard cells of the stoma

mesophyll cells

subsidiary cells

spongy cells

velamen tissue

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Water has the highest latent heat of vapourization with 44KJ mol-1 at 25C

True

False

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

------------------is an blue green algae that helps in Nitrogen fixation.

Anabena

Rhizobium

Azolla

Azotobacter

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