Uchit Patel

Kalmasi

Asked: February 24, 2021In: Class 12 Biology

Name the hormones involved in regulation of spermatogenesis.

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 : 7

Kalmasi

Asked: February 24, 2021In: Class 12 Biology

What is spermatogenesis? Briefly describe the process of spermatogenesis.

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 : 6

Kalmasi

Asked: February 24, 2021In: Class 12 Biology

Describe the structure of a seminiferous tubule.

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 : 5

Kalmasi

Asked: February 24, 2021In: Class 12 Biology

Write two major functions each of testis and ovary.

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 : 4

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

Iditri Bakshi

Asked: February 24, 2021In: Class 12 Biology

Why is apple called a false fruit? Which part(s) of the flower forms the fruit?

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 : 14

Uchit Patel

Name the hormones involved in regulation of spermatogenesis.

What is spermatogenesis? Briefly describe the process of spermatogenesis.

Describe the structure of a seminiferous tubule.

Write two major functions each of testis and ovary.

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?

Why is apple called a false fruit? Which part(s) of the flower forms the fruit?

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