Uchit Patel

Aadeep

Asked: February 23, 2021In: Class 12 Biology

Examine a few flowers of any cucurbit plant and try to identify the staminate and pistillate flowers. Do you know any other plant that bears unisexual flowers?

NCERT Solutions for Class 12 Biology Chapter 1 Reproduction in Organisms Important Board Questions Reproduction in Organisms NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 17

Aadeep

Asked: February 23, 2021In: Class 12 Biology

What is a bisexual flower? Collect five bisexual flowers from your neighbourhood and with the help of your teacher find out their common and scientific names.

NCERT Solutions for Class 12 Biology Chapter 1 Reproduction in Organisms Important Board Questions Reproduction in Organisms NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 16

Aadeep

Asked: February 23, 2021In: Class 12 Biology

Describe the post-fertilization changes in a flower.

NCERT Solutions for Class 12 Biology Chapter 1 Reproduction in Organisms Important Board Questions Reproduction in Organisms NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 15

Aadeep

Asked: February 23, 2021In: Class 12 Biology

Differentiate between gametogenesis from embryogenesis.

NCERT Solutions for Class 12 Biology Chapter 1 Reproduction in Organisms Important Board Questions Reproduction in Organisms NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 14

Aadeep

Asked: February 23, 2021In: Class 12 Biology

Differentiate between a zoospore and a zygote.

NCERT Solutions for Class 12 Biology Chapter 1 Reproduction in Organisms Important Board Questions Reproduction in Organisms NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 13

Aadeep

Asked: February 23, 2021In: Class 12 Biology

Define external fertilization. Mention its disadvantages.

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

Aadeep

Asked: February 23, 2021In: Class 12 Biology

Explain why meiosis and gametogenesis are always interlinked?

NCERT Solutions for Class 12 Biology Chapter 1 Reproduction in Organisms Important Board Questions Reproduction in Organisms NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 10

Aadeep

Asked: February 23, 2021In: Class 12 Biology

Higher organisms have resorted to sexual reproduction in spite of its complexity. Why?

NCERT Solutions for Class 12 Biology Chapter 1 Reproduction in Organisms Important Board Questions Reproduction in Organisms NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 9

Aadeep

Asked: February 23, 2021In: Class 12 Biology

Define: (a) Juvenile phase, (b) Reproductive phase, (c) Senescent phase.

NCERT Solutions for Class 12 Biology Chapter 1 Reproduction in Organisms Important Board Questions Reproduction in Organisms NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 8

Aadeep

Asked: February 23, 2021In: Class 12 Biology

What is vegetative propagation? Give two suitable examples.

NCERT Solutions for Class 12 Biology Chapter 1 Reproduction in Organisms Important Board Questions Reproduction in Organisms NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 7

Uchit Patel

Examine a few flowers of any cucurbit plant and try to identify the staminate and pistillate flowers. Do you know any other plant that bears unisexual flowers?

What is a bisexual flower? Collect five bisexual flowers from your neighbourhood and with the help of your teacher find out their common and scientific names.

Describe the post-fertilization changes in a flower.

Differentiate between gametogenesis from embryogenesis.

Differentiate between a zoospore and a zygote.

Define external fertilization. Mention its disadvantages.

Explain why meiosis and gametogenesis are always interlinked?

Higher organisms have resorted to sexual reproduction in spite of its complexity. Why?

Define: (a) Juvenile phase, (b) Reproductive phase, (c) Senescent phase.

What is vegetative propagation? Give two suitable examples.

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