Seed plants are source of some very important medicines for humans. Identify the pair where the drug in Column I is not correctly matched with its source seed plant in Column II:

 

COLUMN I

COLUMN II

1.

Digitalin

Foxglove

2.

Quinine

Cinchona

3.

Taxol

Belladonna plant

4.

Vinblastine

Periwinkle

Subtopic:  General Account of Angiosperms (OLD NCERT) |

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Consider the given two statements:
I. The term ‘archegonium’ is not used for megagametophytes, angiosperms and gnetophytes.
II. The sperms are delivered by means of a pollen tube in these plants.

1. Both I and II are correct and II explains I
2. Both I and II are correct but II does not explain I
3. I is true but II is false
4. Both I and II are false

Subtopic:  General Account of Angiosperms (OLD NCERT) |
 62%

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Consider the given two statements:

I. The term ‘embryophytes’ is an appropriate synonym for plants.
II. The occurrence of a multicellular, matrotrophic embryo in plants from bryophytes through angiosperms.

1. Both I and II are correct and II explains I
2. Both I and II are incorrect but II does not explain I
3. I is correct but II is incorrect
4. Both I and II are incorrect

Subtopic:  General Account of Angiosperms (OLD NCERT) |
 50%

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All the following regarding resemblances of Gnetum with angiosperms are true except:
1. Presence of true vessels in secondary wood
2. Only one integument surrounding the ovule
3. Perianth in both male and female flowers
4. Absence of archegonia

Subtopic:  General Account of Angiosperms (OLD NCERT) |

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