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Question-1
Which are the lowest and simplest primitive plants.
(A)
Algae
(B)
Fungi
(C)
Yeast
(D)
Spyrogyra
Question-2
Which is the substance obtained from brown algae?
(A)
Iodine
(B)
Agar agar
(C)
Sargasm
(D)
Ulva
Question-3
Name the thick walled layer of cortex in stem :
(A)
Collenchyma
(B)
Chlorenchyma
(C)
Paremchyma
(D)
Cuticle
Question-4
Which are called amphibian cryptogams?
(A)
Bryophytes
(B)
Pteridophytes
(C)
Algae
(D)
Fungi
Question-5
Which one of the following is an example of saprophyte?
(A)
Puccinia
(B)
Agaricus
(C)
Rhizopus
(D)
Micorrhizae
Question-6
Which algae are used as food?
(A)
ulva
(B)
Sargassum
(C)
Laminaria
(D)
All the above
Question-7
Which algae decomposes human urine?
(A)
Spirullina
(B)
Chlorella
(C)
Sargasm
(D)
Laminaria
Question-8
Which of the following is an example of fungi?
(A)
Spirogyra
(B)
Yeast
(C)
Chara
(D)
Hydra
Question-9
Name the xylem bundles in dicot root :
(A)
Polyarch
(B)
Tetrach
(C)
Cortex
(D)
Rhyzodermis
Question-10
Which is the substance obtained from red algae?
(A)
Iodine
(B)
Agar agar
(C)
Sargasm
(D)
Ulva
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Std 8
Tamil Nadu (English Medium)
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