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Of the following, the false chracter wit...

Of the following, the false chracter with respect to Pinus is

A

Resin canals in needles

B

Tracheids with bordered pits

C

Bracts and ovuliferous scales

D

Embryo with two cotyledons

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The correct Answer is:
To determine the false character with respect to Pinus, we will analyze each option provided in the question. ### Step-by-Step Solution: 1. **Option 1: Resin canals and needles** - Pinus (pine trees) have needle-like leaves that are adapted for survival. The needles help reduce water loss and have resin canals that produce a distasteful substance to deter herbivores. - **Conclusion**: This statement is true. 2. **Option 2: Trachea with border pits** - Tracheids in Pinus have bordered pits that facilitate the movement of water between tracheids. This is a characteristic feature of the xylem in gymnosperms. - **Conclusion**: This statement is true. 3. **Option 3: Bracts and ovuliferous scales** - In Pinus, the female cones consist of bracts and ovuliferous scales. The ovuliferous scales bear the ovules, which develop into seeds. This is a typical feature of gymnosperms. - **Conclusion**: This statement is true. 4. **Option 4: Embryo with two cotyledons** - The embryo of Pinus typically has 4 to 6 cotyledons, not just two. This is a distinguishing feature of Pinus and other gymnosperms. - **Conclusion**: This statement is false. ### Final Answer: The false character with respect to Pinus is **"embryo with two cotyledons."** ---
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CENGAGE BIOLOGY ENGLISH-PLANT KINGDOM-ARCHIVES
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  2. Flagellated male gametes are present in all the three of which one of ...

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  3. In the prothallus of a vascular cryptogam, the antherozoids and egg ma...

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  4. In gymnosperms, the pollen chamber represents

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  6. If you are asked to classify the various algae into distinct groups, w...

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  7. In which of the following, gametes are produced by mitrotic division?

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  8. In which one of the following male and female gametophytes do not have...

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  9. Which of the following is heterosporous

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  10. Selelct one of the following paris of important features distinguishig...

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  11. Which one of the following plants is monoecious?

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  12. Which one of the following has haplontic life cycle?

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  13. Which one of the following is a vascular cryptogam?

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  14. Which one of the following is a vascular cryptogam?

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  15. Male and female gametophytes are independent and free-living in

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  16. Algae have cell wall made up of

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  17. Some hyperthermophilic organisms that grow in highly acidic (pH 2) hab...

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  18. A prokaryotic autotrophic nitrogen fixing sym- biont-is found in

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  19. Archegoniophore is present in

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  20. Compared with the gametophytes of the bryophytes, the gametophytes of ...

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  21. The gametophyte is not an independent, free-living generation in

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