Plant Kingdom. - Tamil Nadu Board STD 8 Science Questions - Vidyadip

Question types

Plant Kingdom. question types

45 questions across 7 question groups — pick any mix to generate a Science paper with step-by-step answer keys.

45

Questions

7

Question groups

5

Question types

Fill in the blank with correct answer.[1 Mark each]

true or false.[1 Mark each]

Assertion & Reason

[1 Mark Questions]

[2 Mark Questions]

Match The Following.

[4 Mark Questions]

Sample Questions

Plant Kingdom. questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 1Fill in the blank with correct answer.[1 Mark each]1 Mark

……………… got from algae is used to prepare growth medium in laboratories.

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Q 2Fill in the blank with correct answer.[1 Mark each]1 Mark

The male and female sex organs in bryophytes are called as ……………… and ……………… respectively.

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Q 3Fill in the blank with correct answer.[1 Mark each]1 Mark

Special roots present in parasites are called ……………….

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Q 4Fill in the blank with correct answer.[1 Mark each]1 Mark

The plant ……………… is used for treatment of jaundice.

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Q 5Fill in the blank with correct answer.[1 Mark each]1 Mark

……………… is a essential oil got from pinus.

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Q 6true or false.[1 Mark each]1 Mark

Reserve food materials of fungi is starch.

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Q 7true or false.[1 Mark each]1 Mark

Button mushroom cause allergy to children.

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Q 8true or false.[1 Mark each]1 Mark

Erymothercium ashbyii are used to produce vitamin Br

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Q 9true or false.[1 Mark each]1 Mark

Saprophytes grow up on the dead and decay matters.

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Q 10true or false.[1 Mark each]1 Mark

Cell wall of algae is made up of a chemical substance called chitin.

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Q 11Assertion & Reason1 Mark

Assertion : Gymnosperms are more developed than monocots.
Reason : They produce closed seeds.

A
Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
B
Both Assertion and Reason are true and Reason is not the correct explanation of Assertion.
C
Assertion is true but Reason is false.
✓
Both Assertion and Reason are false.

Answer: D.

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Q 12Assertion & Reason1 Mark

Assertion : In pteridophytes, gametophyte is the dominant phase.
Reason : They reproduce by spore production.

A
Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
B
Both Assertion and Reason are true and Reason is not the correct explanation of Assertion.
C
Assertion is true but Reason is false.
✓
Both Assertion and Reason are false.

Answer: D.

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Q 13Assertion & Reason1 Mark

Assertion : The sporophyte of bryophytes is borne on the gametophyte.
Reason : The sporophyte is the dominant phase.

A
Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
B
Both Assertion and Reason are true and Reason is not the correct explanation of Assertion.
✓
Assertion is true but Reason is false.
D
Both Assertion and Reason are false.

Answer: C.

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Q 14Assertion & Reason1 Mark

Assertion : Fungi are considered as thallophytes.
Reason : The plant body is made up of hyphae.

✓
Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
B
Both Assertion and Reason are true and Reason is not the correct explanation of Assertion.
C
Assertion is true but Reason is false.
D
Both Assertion and Reason are false.

Answer: A.

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Q 15[1 Mark Questions]1 Mark

How are gymnosperms classified?

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Q 16[1 Mark Questions]1 Mark

Write two uses of bryophytes.

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Q 17[1 Mark Questions]1 Mark

Why are byrophytes called as amphibians of the plant kingdom?

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Q 18[1 Mark Questions]1 Mark

Mention two fungal diseases in human beings.

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Q 19[1 Mark Questions]1 Mark

Mention two forms of algae with examples.

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Q 20[2 Mark Questions]2 Marks

What is taxonomy?

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Q 21[2 Mark Questions]2 Marks

What is artificial system of classification.

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Q 22[2 Mark Questions]2 Marks

Mention two salient features of algae.

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Q 23[2 Mark Questions]2 Marks

Mention any four fungal diseases in plants

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Q 24[2 Mark Questions]2 Marks

Mention two differences between bryophytes and pteridophytes.

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Q 25Match The Following.4 Marks

i	Araucaria	(a)	Bryophyte
ii	Riccia	(b)	Fungi
iii	Marsilea	(c)	Gymnosperm
iv	Ashbya	(d)	Pteridophyte

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Q 26Match The Following.4 Marks

i	Pyricularia	(a)	Mosses
ii	Cercospora	(b)	Blast disease
iii	Protonema	(c)	Tikka disease
iv	Dryopteris	(d)	Fem

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Q 27Match The Following.4 Marks

i	Solanum trilobatum	(a)	Fungi
ii	Vitamin $B_2$	(b)	Rhizopus
iii	Saprophyte	(c)	Laminaria
iv	Fodder	(d)	TB

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Q 28[4 Mark Questions]4 Marks

Write the classification of algae with type of reserve food, pigments and examples for each type.

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