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Morphology Of Flowering Plants

Question

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Coiling of garden pea tendrils around any support is an example of

thigmotaxis

thigmonasty

thigmotropism

thermotaxis

Solution

C.

thigmotropism

Thigmotropism movements are due to contact with a foreign body. In twiners and lianas, there is less growth of the idea of contact and more growth on the side of branch away from the contact. Coiling of garden pea tendrils around any support is an example of thigmotropism

Some More Questions From Morphology of Flowering Plants Chapter

Define the following terms:
perigynous flower

Define the following terms:
epipetalous stamen

Define the following terms:

(a) Racemose and cymose inflorescence

Define the following terms:
(b) Fibrous root and adventitious root

Define the following terms:
(c) Apocarpous and syncarpous ovary

Draw the labelled diagram of the following:
(i) Gram seed (ii) V.S. of maize seed

Describe modifications of stem with suitable examples.

Take one flower each of the families Fabaceae and Solanaceae and write its semi-technical description. Also draw their floral diagram after studying them.

Describe the various types of placentations found in flowering plants.

What is a flower? Describe the parts of a typical angiosperm flower

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