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How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2)


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25 Questions MCQ Test | How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2)

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) for Class 10 2022 is part of Class 10 preparation. The How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) questions and answers have been prepared according to the Class 10 exam syllabus.The How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) MCQs are made for Class 10 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) below.
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How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 1

The primary reason for increase in human population is :-

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 2

Female sex hormones are :-

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 3

The normal duration of menstrual cycle is :-

Detailed Solution for How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 3

The span of menstrual cycles is about 28 days.

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 4

Which of these secretes seminal fluid ?

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 5

What is true for gametes ?

Detailed Solution for How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 5

Gametes are the haploid cells which are formed in the reproductive organs. The primary reproductive organs are known as gonads.

The organs namely: testes in male and ovaries in females.

The male gamete is called sperm and is formed in testes.

The female gamete is called ovum and is formed in ovaries.

Both male and female gametes are formed by the process called gametogenesis.

Gametes are not diploid. Gametes formed by gametogenesis are the haploid cells.

They do not give rise to gonads. They are formed from the gonads.

They do not produce hormones. They fuse together to form zygotes which develop into an embryo.

Final Answer

They are formed from gonads which are true of gametes.

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 6

Egg-producing animals such as birds are called :-

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 7

Vegetative propagation in Bryophyllum takes place by :-

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 8

The group of petals is called :-

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 9

During grafting, the portion of plant that is grafted is called :-

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 10

In roses, the method commonly used to produce new plants is :-

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 11

Development of an organism from an unfertilised ovum is called :-

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 12

Which of the following can reproduce through regeneration ?

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 13

Binary fission is a form of :-

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 14

Sperms move by :-

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 15

Male hormone is :-

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 16

Which of the following organisms shows budding :

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 17

During pollination, pollen grains get carried to which part of the carpel ?

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 18

Stem cutting are commonly used for propagation in :-

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 19

Vegetative reproduction in plants like citrus, jasmine and grapevine is done by the process of :-

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 20

In Spirogyra, asexual reproduction, takes place by .................

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 21

The common passage for sperms and urine in the male reproductive system is:

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 22

Which one of the following is concerned with asexual reproduction ?

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 23

The most fundamental characteristics of living being :-

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 24

At the time of entering into ovule, pollen tube has :

How Do Organisms Reproduce? - Class 10 Science (Compulsory Test 2) - Question 25

The transfer of pollen grains from anther to stigma is termed :-

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