32. Long answer question II

Exercise condition:

5 m.

Thallophyta, bryophyta and pteridophyta are called as ‘Cryptogams’. Gymnosperms and Angiosperms are called as ‘phanerogams’. Discuss why? Draw one example of Gymnosperm.

a. Thallophyta, bryophyta and Pteridophyta belong to the sub-kingdom called ________.

Cryptogamae
Plantae
Phanerogamae
Fungi

b. Gymnosperms and angiosperms belong to a sub-kingdom called Phanerogamae.

Cryptogamae
Fungi
Phanerogamae
Plantae

c. Which of the following example a cryptogam?

Conifers
Cycads
Pinus
Deodar

d. Which of the following example a phanerogams?

Cladophora
Cycas
Marchantia
Chladophora

e. Which of the following statements about cryptogams and phanerogams is wrong?

Cryptogams are seedless and flowerless plants; phanerogams are flowering plants.
Cryptogams have well-differentiated reproductive parts that produce seeds. The reproductive organs of phanerogams are inconspicuous.
Cryptogams reproduce with the help of spores. In phanerogams, reproductive parts produce seeds.
Phanerogams have well-differentiated reproductive parts that produce seeds. The reproductive organs of cryptogams are inconspicuous.

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