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NTSE Test: How do Organisms Reproduce? - Class 10 MCQ


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10 Questions MCQ Test - NTSE Test: How do Organisms Reproduce?

NTSE Test: How do Organisms Reproduce? for Class 10 2024 is part of Class 10 preparation. The NTSE Test: How do Organisms Reproduce? questions and answers have been prepared according to the Class 10 exam syllabus.The NTSE Test: How do Organisms Reproduce? MCQs are made for Class 10 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for NTSE Test: How do Organisms Reproduce? below.
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NTSE Test: How do Organisms Reproduce? - Question 1

In the list of organisms given below, those that reproduce by the asexual method are
(i) Dog
(ii) Banana
(iii) Yeast
(iv) Amoeba

Detailed Solution for NTSE Test: How do Organisms Reproduce? - Question 1

Asexual reproduction is the mode of reproduction in single parent produces offsprings. Amoeba reproduces asexually by binary fission. Asexual reproduction occurs in yeast by means of budding and in banana asexual reproduction occur by means of vegetative propagation from the stem. Thus, the correct answer is option D.

NTSE Test: How do Organisms Reproduce? - Question 2

 Pollen grains are produced by

Detailed Solution for NTSE Test: How do Organisms Reproduce? - Question 2

Anther is the male reproductive part of a flower from which pollen grains when are released during maturation the transfer of pollen grains from anther to stigma take place. So, option C is correct that anther produces pollen grains.

NTSE Test: How do Organisms Reproduce? - Question 3

Which of the following sequence is correct sequence of sexual reproduction in a flower?

Detailed Solution for NTSE Test: How do Organisms Reproduce? - Question 3

First step is pollination then fertilisation resulting in formation of embryo which gives rise to a new plant.

NTSE Test: How do Organisms Reproduce? - Question 4

The ability of an organism to develop whole body from a broken piece or fragment is called

Detailed Solution for NTSE Test: How do Organisms Reproduce? - Question 4

Regeneration is one of the processes in which if an organism is cut into several pieces, each of its parts regrows to the original state. This process is carried out by specialized cells called stem cells. 

NTSE Test: How do Organisms Reproduce? - Question 5

Offspring formed by asexual method of reproduction have greater similarity among themselves because
(i) Asexual reproduction does not involve fusion of gametes.
(ii) Asexual reproduction involves only one parent.
(iii) Asexual reproduction occurs before sexual reproduction.
(iv) Asexual reproduction occurs after sexual reproduction.

Detailed Solution for NTSE Test: How do Organisms Reproduce? - Question 5

Individuals formed by asexual reproduction have the same genetic make up as that of parent.

NTSE Test: How do Organisms Reproduce? - Question 6

Many unicellular organisms reproduce by the process of

Detailed Solution for NTSE Test: How do Organisms Reproduce? - Question 6

In fission (or binary fission), a parent separates into two or more individuals of about equal size. This type of reproduction is common among single-celled organisms including bacteria, archaea, and unicellular eukaryotes, such as protists and some fungi. The single cell divides into two daughter cells.

NTSE Test: How do Organisms Reproduce? - Question 7

In Spirogyra, asexual reproduction takes place by

Detailed Solution for NTSE Test: How do Organisms Reproduce? - Question 7

Spirogyra produce asexually by fragmentation and sexually by conjugation. In fragmentation method, spirogyra breaks into two or more segments and each segment form new organism.

NTSE Test: How do Organisms Reproduce? - Question 8

Which of the following is not an artificial method of vegetative propagation?

Detailed Solution for NTSE Test: How do Organisms Reproduce? - Question 8

Option ( c) budding is correct because other options ( cutting, layering, graftin) are the artificial method of vegetative propagation.

NTSE Test: How do Organisms Reproduce? - Question 9

The correct sequence of reproductive stages seen in flowering plants is

Detailed Solution for NTSE Test: How do Organisms Reproduce? - Question 9

During fertilisation gametes fuse to form zygote which later forms embryo which develops into seedling.

NTSE Test: How do Organisms Reproduce? - Question 10

Which is the most common method of reproduction in the majority of fungi and bacteria?

Detailed Solution for NTSE Test: How do Organisms Reproduce? - Question 10

The Binary fission is a process through which a single cell in a bacteria or a fungi splits into 2 cells, one mother cell splits into 2 newly formed daughter cells, and this process is somewhat similar to the process of mitosis that takes place in the higher organisms. The other methods mostly take place during unfavourable conditions.

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