Class 10 Science Chapter 8 MCQ

Class 10 Science Chapter 8 MCQ (Multiple Choice Questions) of How do Organisms Reproduce. MCQs online tests are helpful for the preparation of chapter during the exams. Grade 10 Science chapter 8 MCQ contains questions based on intext and exercises from the NCERT Textbook.

All the questions are important for school tests and terminal exams. Revision through MCQs takes less time and results good result during the tests. These MCQ Quiz also contains answers and explanation of each question.

Class 10 Science Chapter 8 MCQ Online Test for 2020-2021

Class: 10Science
Chapter: 8How do Organisms Reproduce
Contents:Multiple Choice Questions (MCQ) Tests

Class 10 Science Chapter 8 MCQ with Answers for 2020-21

Class 10 Science Chapter 8 MCQ Online Test Papers provide an ample practice to prepare the complete chapter for exams. Practice with these questions to clear all the concepts related to 10th Standard Science Chapter 8 How do organisms reproduce. All the questions are strictly confined to Latest NCERT Books for Class 10 Science only.

Q1

Read the following sentences carefully, and choose the incorrect one:

[A]. Many single celled organisms like protozoa and bacteria just split into two identical halves during cell division, leading to the creation of new organisms, called fission.
[B]. In multiple fission the parent organism divides to form many new organisms at the same time
[C]. In binary fission the parent organism divides to form three new organisms.
[D]. Paramecium and amoeba dividing or reproducing by the method of binary fission.
Q2

Neetu is completed her science chapter where she wrote some statements. She wants to know whether the statements are correct or not? Neetu wants to take help from you:

[A]. Most of the fungi bacteria and non-flowering plants such as ferns and mosses reproduce by the method of spore formation.
[B]. Spores are a kind of roots of plants and under favorable condition spores grow to a new plant.
[C]. In spore formation, the parent plant produces hundreds of microscopic reproductive units called as spores.
[D]. The spore formation method of asexual reproduction is used by unicellular organisms as well as by multicellular organisms.




Q3

In human females, an event that reflects onset of reproductive phase is

[A]. Growth of body
[B]. Changes in hair pattern
[C]. Change in voice
[D]. Menstruation
Q4

Reproduction is essential for living organisms in order to

[A]. Keep the individual organism alive
[B]. Fulfill their energy requirement
[C]. Maintain growth
[D]. Continue the species generation after generation
Q5

Which among the following statements are true for unisexual flowers?

[A]. They possess both stamen and pistil, and Unisexual flowers possessing only stamens cannot produce fruits
[B]. They possess either stamen or pistil, and They exhibit cross pollination, and Unisexual flowers possessing only stamens cannot produce fruits.
[C]. They exhibit cross pollination, and Unisexual flowers possessing only stamens cannot produce fruits.
[D]. They possess both stamen and pistil, and They exhibit cross pollination, and Unisexual flowers possessing only stamens cannot produce fruits.
Q6

Priya is writing some statements, choose the correct statement and help him:

[A]. All the multicellular animals start their life from a single cell called zygote through sexual reproduction.
[B]. The fusion of a male gamete with a female gamete to form a zygote during the sexual reproduction is called fertilization.
[C]. The cell which is formed by the fusion of male and female gametes is called zygote.
[D]. All the above




Q7

Puja is writing some statements but she confused to know whether the statements are correct or not? If you know the answer to this question, then tell her:

[A]. The breakdown and removal of the inner, thick and soft lining of the uterus along with its blood vessels in the form of vaginal bleeding is called menstrual flow.
[B]. Menstruation stops temporarily when the ovum or egg is fertilized and the woman gets pregnant.
[C]. The menstrual cycle is controlled by hormones.
[D]. The first occurrence of menstruation at puberty is called menopause.
Q8

Which of the following statement is or are correct?

[A]. The disease which are spread by sexual contact with an infected person are called sexually transmitted diseases or STD.
[B]. In males, a small portion of the sperm duct is removed by surgical operation and both the cut ends are tight properly, called vasectomy.
[C]. Oral pills contain hormones which stops the ovaries from releasing ovum or egg into the oviduct.
[D]. All the above.



Q9

In Spirogyra, asexual reproduction takes place by

[A]. Breaking up of filaments into smaller bits
[B]. Division of a cell into two cells
[C]. Division of a cell into many cells
[D]. Formation of young cells from older cells
Q10

Characters transmitted from parents to offspring are present in

[A]. Cytoplasm
[B]. Ribosome
[C]. Golgi bodies
[D]. Genes
What is meant by Vegetative Propagation?

Producing a new plant using the parts of plants like leaf, stem, roots, etc., is known as Vegetative Propagation.

What is Carpel in flower?

Carpel is present in the centre of a flower and is the female reproductive part.

What happen to zygote after fertilisation?

After fertilisation, the zygote divides several times to form an embryo within the ovule. The ovule develops a tough coat and is gradually converted into a seed.

What is the function of placenta?

The embryo gets nutrition from the mother’s blood with the help of a special tissue called placenta.



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