Plant Kingdom - Tamil Nadu Board STD 11 BIO BOTANY Questions

Q 1Choose the most appropriate answer from the given alternatives and write the option code and the corresponding answer.1 Mark

Sago is obtained from …………… .

✓
Cycas revoluta
B
Pinus roxburghii
C
Finus insularis
D
Cedrus deodara

Answer: A.

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Q 2Choose the most appropriate answer from the given alternatives and write the option code and the corresponding answer.1 Mark

Heterospory is originated in …………… .

A
Gymnosperms
✓
Pteridophytes
C
Bryophytes
D
Algae

Answer: B.

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Q 3Choose the most appropriate answer from the given alternatives and write the option code and the corresponding answer.1 Mark

Pteridophytes were abundant in the …………… period.

A
Cambrian
B
Precambrian
✓
Devonian
D
Cretaceous

Answer: C.

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Q 4Choose the most appropriate answer from the given alternatives and write the option code and the corresponding answer.1 Mark

Wedge shaped modified branches developed by Sphacelaria are called as …………… .

A
Buds
B
Akinetes
C
Tubers
✓
Bulbils

Answer: D.

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Q 5Choose the most appropriate answer from the given alternatives and write the option code and the corresponding answer.1 Mark

Who is called as the Father of Indian Phycology?

✓
M.O. Parthasarathy
B
Y. Bharadwaja
C
V.S. Sundaralingam
D
V. Desikachary

Answer: A.

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Q 6[2 Mark Questions]2 Marks

Associate the following features with groups in which they first appeared.
(a) Vascular tissues
(b) Seeds inside fruits
(c) Heterospore production

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Q 7[2 Mark Questions]2 Marks

Why heterosporous condition is advanced?

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Q 8[2 Mark Questions]2 Marks

Bryophytes maintain soil texture – comment.

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Q 9[2 Mark Questions]2 Marks

Both gymnosperms & angiosperms are seed bearers. Yet they are classified separately. Why?

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Q 10[2 Mark Questions]2 Marks

Name the gymnosperms that are exception with regard – to vascular tissue.

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Q 11[3 Mark each]3 Marks

Compare the anatomical features between Dicots & Monocots.

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Q 12[3 Mark each]3 Marks

Name any three economically important products & uses of the gymnosperm plants.

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Q 13[3 Mark each]3 Marks

Name the three classes of gymnosperms.

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Q 14[3 Mark each]3 Marks

How the vascular plants dominate the Earth?

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Q 15[3 Mark each]3 Marks

Mention any three Pteridophytes and their economic value.

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Q 16[5 Mark each]5 Marks

Distinguish between Dicotyledons and Monocotyledons.

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Q 17[5 Mark each]5 Marks

List Out the salient’ features of Anglosperms.

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Q 18[5 Mark each]5 Marks

List out the economic importance of Gymnosperms.

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Q 19[5 Mark each]5 Marks

Differentiate the characters of Gymnosperm & Angiosperm.

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Q 20[5 Mark each]5 Marks

List out the features common for both Gymnosperms & Angiosperms.

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Plant Kingdom BIO BOTANY - Plant Kingdom

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