How Do Organisms Reproduce? - 2


20 Questions MCQ Test Science Class 10 | How Do Organisms Reproduce? - 2


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This mock test of How Do Organisms Reproduce? - 2 for Class 10 helps you for every Class 10 entrance exam. This contains 20 Multiple Choice Questions for Class 10 How Do Organisms Reproduce? - 2 (mcq) to study with solutions a complete question bank. The solved questions answers in this How Do Organisms Reproduce? - 2 quiz give you a good mix of easy questions and tough questions. Class 10 students definitely take this How Do Organisms Reproduce? - 2 exercise for a better result in the exam. You can find other How Do Organisms Reproduce? - 2 extra questions, long questions & short questions for Class 10 on EduRev as well by searching above.
QUESTION: 1

In a bisexual flower, the parts that produce male and female gametes (germcells) are

Solution:

Anther produces pollen grain while ovary produces egg.

QUESTION: 2

In the list of organisms given below, those that reproduce by the asexual method are
(i) banana
(ii) dog
(iii) yeast
(iv) Amoeba

Solution:

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 B.

QUESTION: 3

Characters transmitted from parents to offspring are present in

Solution:

DNA is the heridity material and genes which are located on chromosomes are made up of DNA.

QUESTION: 4

A pair of duct arising from testis, which carry sperms are

Solution:
QUESTION: 5

Traits transmitted from parents to offspring during reproduction show

Solution:

Offspring exhibit similarities as well as variation from parents.

QUESTION: 6

Where does fertilisation take place?

Solution:
QUESTION: 7

The ability of a cell to divide into several cells during reproduction in Plasmodium is called

Solution:

Reduction division occurs during meiosis. Budding is seen in yeast and hydra while amoeba reproduces asexually by binary fission.

QUESTION: 8

What marks the beginning of the reproductive life of a woman?

Solution:
QUESTION: 9

A feature of reproduction that is common to Malarial parasite, Spirogyra and Yeast is that

Solution:

In all of them asexual reproduction takes place e.g., in spirogyra fragmentation, malarial parasite multiple fission and in yeast by budding.

QUESTION: 10

When the foetus is growing inside the uterus it needs nutrients. Which part provides these nutrients?

Solution:
QUESTION: 11

The number of chromosomes in parents and offsprings of a particular species remains constant due to

Solution:

Gametes have half the number of chromosome (n) as they are formed by meiosis. After syngamy the (2n) diploidy is restored in zygote.

QUESTION: 12

In case the ova does not fertilise, which of the following events will take place?

Solution:
QUESTION: 13

Length of pollen tube depends on the distance between

Solution:

Pollen tube passes from surface of stigma to the lowest part of pistil the ovary where ovules are located.

QUESTION: 14

 When a sperm is deposited into the vagina which route does it travel?

Solution:
QUESTION: 15

Which of the following statements are true for flowers ?
(i) They are the sexual reproductive organs,
(ii) They are produced in all groups of plants.
(iii) Flowers are always bisexual.
(iv) After fertilisation they give rise to fruits

Solution:

Flowers are not found in lower plants. Plant like papaya have unisexual flowers. 

QUESTION: 16

The ability to reproduce is lost in a female after

Solution:
QUESTION: 17

Which of the following statements is not correct about reproduction ?

Solution:

Some animals like hydra reproduce by asexual means. Reproduction is not necessary to maintain life.

QUESTION: 18

Which of the following is a primary sex organ in a mammal?

Solution:

The organs that produce the gametes are referred to as the primary sex organs. These are the gonalds, the testicles in the male and the ovaries in the female.

QUESTION: 19

Leishmania reproduce asexually by

Solution:

Amoeba reproduces by binary fission in any plane.

QUESTION: 20

The fertilisation of human egg by the sperm takes place in

Solution: