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[A] : Pteridophytes and Gymnosperms are ...

[A] : Pteridophytes and Gymnosperms are included in Archegoniatae .
[R] : They have archegonia as female reproductive organ .

A

If both A and R are true and R is the correct explanation of A

B

If both A and R are true but R is not the correct explanation of A

C

If A is true and R is false

D

If both A and R are false

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In which female reproductive organ does the embryo get embedded ?

(a) Name the human male reproductive organ that produces sperms and also secretes a hormone. Write the functions of the secreted hormone. (b) Name the parts of the human female reproductive system where- (i) Fertilisation takes place (ii) Implantation of the fertilised egg occurs. (c) Explain how the embryo gets nourishment inside the mother's body.

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[A]: Pollen grains from male parent are mostly transferred to the stigma in the female parent by some external ageincy. [R]: This is because the male flowers or male organs have no intenal device to reach the female organs in another flower

TRUEMAN BIOLOGY-(AIPMT(NEET Phase-1)-2016)(Conducted by CBSE on 01-05-2016)(Solved Paper)-MCQs
  1. [A] : Pteridophytes and Gymnosperms are included in Archegoniatae . ...

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  2. In a testcross involving F(1) dihybrid flies, more parental-type offsp...

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  3. Water soluble pigments found in plant cell vacuoles are

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  4. Which of the following pairs of hormones are not antagonistic (having ...

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  5. Mitochondria and chloplast are (i) Semi-autonomous organelles ...

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  6. Which of the following is not a feature of the plasmids?

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  7. A plant in your garden avoids photorespiratory losses, has improved wa...

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  8. Emerson's enhancement effect and Red drop have been instrumental in th...

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  9. Which type of tissue correctly matches with its location ?

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  10. When does the growth rate of a population following the logistic model...

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  11. Which one of the following statements is not true?

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  12. Which one of the following statements is wrong

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  13. The Avena curvature is used for bioassay of

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  14. Which of the following structures is homologus to the wing of a bird?

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  15. Blood pressure in the pulmonary artery is

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  16. Fertilization in humans is practically feasible only if

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  17. In meiosis crossing over is initiated at

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  18. Chrysophytes, Euglenoids, Dinoflagellates and Slime moulds are include...

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  19. Lack of relaxation between successive stimuli in sustained muscle cont...

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  20. Identify the correct statement on 'inhibin'

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  21. Name the chronic respiratory disroder caused maninly by cigarette smok...

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