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तामिळनाडू बोर्ड ऑफ सेकेंडरी एज्युकेशनएचएससी विज्ञान इयत्ता १२

Choose the correct statement from the following - Biology (Botany and Zoology)

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प्रश्न

Choose the correct statement from the following

पर्याय

  • Gametes are involved in asexual reproduction

  • Bacteria reproduce asexually by budding

  • Conidia formation is a method of sexual reproduction

  • Yeast reproduce by budding

MCQ

उत्तर

Conidia formation is a method of sexual reproduction

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पाठ 1: Asexual and Sexual Reproduction in Plants - Evaluation [पृष्ठ २६]

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सामाचीर कलवी Biology (Botany) [English] Class 12 TN Board
पाठ 1 Asexual and Sexual Reproduction in Plants
Evaluation | Q 1 | पृष्ठ २६

संबंधित प्रश्‍न

List six specific characteristics of sexual reproduction.


What is the effect of DNA copying, which is not perfectly accurate, on the reproduction process? How does the amount of DNA remain constant though each new generation is a combination of DNA copies of two individuals?


How do organisms, whether reproduced asexually or sexually maintain a constant chromosome number through several generations? Explain with the help of suitable example.


What are the advantages of sexual reproduction over asexual reproduction?


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


A zygote is formed as a result of fertilisation.


An embryo is made up of a single cell.


Complete the crossword puzzle using the hints given below.

Across

1. The process of the fusion of the gametes.

6. The type of fertilisation in hen.

7. The term used for bulges observed on the sides of the body of Hydra.

8. Eggs are produced here

Down

2. Sperms are produced in these male reproductive organs.

3. Another term for the fertilised egg.

4. These animals lay eggs.

5. A type of fission in amoeba.


State the basic requirement for sexual reproduction?


Name the male and female gametes in animals.


name the organ which produces male sex cells.


Put a tick mark (✓) against the correct alternative in the following statement:

Which one of the following represents the correct sequence in the life history of a butterfly ?

  1. Egg → Larva → Adult → Pupa
  2. Egg → Pupa → Adult → Larva
  3. Egg → Larva → Pupa → Adult
  4. Egg → Pupa → Larva → Adult

Define the term Puberty.


Find the odd one out, give reason:

Testes, epididymis, uterus, vas deferens


Name the organ involved in the following:

Passing of sperms from a man to a woman.


Sketch and label the diagram showing self- and cross-pollination.


Animals which give birth to young ones directly are named as ______.


Name an organism where cell division is itself a mode of reproduction.


What is parthenogenesis? Give two examples from animals


Identify the correct sequence of events.


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