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Kalmasi

Asked: February 24, 2021In: Class 12 Biology

Fill in the blanks: (a) Humans reproduce . (asexually/sexually) (b) Humans are. (oviparous/viviparous/ovoviviparous) (c) Fertilization is in humans. (external/internal) (d) Male and female gametes are . (diploid/haploid) (e) Zygote is . (diploid/haploid) (f) The process of release of the ovum from a mature follicle is called. (g) Ovulation is induced by a hormone called the . (h) The fusion of the male and the female gametes is called . (i) Fertilization takes place in the . (j) The zygote divides to form , which is implanted in uterus. (k) The structure which provides vascular connection between the fetus and uterus is called__.

NCERT Solutions for Class 12 Biology Chapter 2 Sexual Reproduction in Flowering Plants Important Board Questions Sexual Reproduction in Flowering Plants NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 1

Iditri Bakshi

Asked: February 24, 2021In: Class 12 Biology

What is apomixis and what is its importance?

NCERT Solutions for Class 12 Biology Chapter 2 Sexual Reproduction in Flowering Plants Important Board Questions Sexual Reproduction in Flowering Plants NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 18

Iditri Bakshi

Asked: February 24, 2021In: Class 12 Biology

Explain the role of tapetum in the formation pollen-grain wall.

NCERT Solutions for Class 12 Biology Chapter 2 Sexual Reproduction in Flowering Plants Important Board Questions Sexual Reproduction in Flowering Plants NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 17

Iditri Bakshi

Asked: February 24, 2021In: Class 12 Biology

If one can induce parthenocarpy through the application of growth substances, which fruits would you select to induce parthenocarpy and why?

NCERT Solutions for Class 12 Biology Chapter 2 Sexual Reproduction in Flowering Plants Important Board Questions Sexual Reproduction in Flowering Plants NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 16

Iditri Bakshi

Asked: February 24, 2021In: Class 12 Biology

What is meant by emasculation? When and why does a plant breeder employ this technique?

NCERT Solutions for Class 12 Biology Chapter 2 Sexual Reproduction in Flowering Plants Important Board Questions Sexual Reproduction in Flowering Plants NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 15

What is apomixis and what is its importance?

Explain the role of tapetum in the formation pollen-grain wall.

If one can induce parthenocarpy through the application of growth substances, which fruits would you select to induce parthenocarpy and why?

What is meant by emasculation? When and why does a plant breeder employ this technique?

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