Developmental Biology MCQs with Answers

adminJune 13, 2024Last Updated: October 14, 2024

1 53 2 minutes read

Welcome to the Developmental Biology MCQs with Answers. In this post, we have shared Developmental Biology Online Test for different competitive exams. Find practice Developmental Biology Practice Questions with answers in Biology Tests exams here. Each question offers a chance to enhance your knowledge regarding Developmental Biology.

This is an interesting field tracing the pathways through which organisms grow and develop from one cell to a highly complex and multicellular organism. The area of study encompasses developmental embryology and cell and developmental biology, all aimed at understanding the formative stages of life for a more comprehensive take.

Developmental embryology is one of the leading themes of developmental biology, with a focus at the earliest times in the lives of the organisms. It is all about how a fertilized egg progressively develops stages, such as cleavage, gastrulation, and organogenesis, into a well-formed embryo. Within these embryonic stages, cells proliferate rapidly, differentiate at high rates, and migrate to form tissue and organ structures; researchers study these processes extensively to find the genetic and molecular mechanisms that control embryonic development.

While this theme continues with cell and developmental biology, it explores the constituency of single cells forming growth and development in the organism. This includes inquiring into cell signaling pathways, gene expression, and cellular interactions that result in machinery of differentiation and morphogenesis. Therefore, the information is used as importantly to differentiate how structures and functionalities may be more complex than their origins.

Developmental Biology Online Quiz

By presenting 3 options to choose from, Developmental Biology Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Developmental Biology Questions and Answers and click over the correct answer.

Test Name: Developmental Biology MCQ Quiz Practice
Type: Quiz Test
Total Questions: 40
Total Marks: 40
Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure High Marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quizzes. simply click on question and comment below that question. so that we can update the answer in the quiz section.

Developmental Biology

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1 / 40

The structure formed by the fusion of the egg and sperm nuclei is called the _______________.

Blastocyst

Morula

Zygote

2 / 40

The first stage of embryonic development, characterized by rapid cell division, is called _______________.

Cleavage

Gastrulation

Implantation

3 / 40

The structure that develops from the outer layer of the blastocyst and contributes to the formation of the placenta is the _______________.

Trophoblast

Inner cell mass

Blastocyst cavity

4 / 40

The embryonic stage characterized by the formation of the neural tube and early organ development is called the _______________.

Morula

Gastrula

Neurula

5 / 40

The process by which cells migrate to their final destinations during embryonic development is called _______________.

Cell differentiation

Cell migration

Cell division

6 / 40

The process by which cells become specialized into different cell types is called _______________.

Differentiation

Cleavage

Fertilization

7 / 40

The process by which the blastocyst becomes embedded within the uterine lining is called _______________.

Implantation

Cleavage

Fertilization

8 / 40

The process by which the blastocyst hatches out of the zona pellucida before implantation is called _______________.

Gastrulation

Hatching

Cleavage

9 / 40

The process by which cells move to their appropriate locations in the embryo is called _______________.

Gastrulation

Differentiation

Cleavage

10 / 40

The process by which cells undergo programmed cell death during development is called _______________.

Apoptosis

Mitosis

Meiosis

11 / 40

The developmental stage of the embryo when the three primary germ layers are formed is called the _______________.

Gastrula

Morula

Blastocyst

12 / 40

The process by which the blastocyst becomes a hollow ball of cells during early embryonic development is called _______________.

Cleavage

Gastrulation

Blastulation

13 / 40

The formation of the three germ layers during embryonic development is called _______________.

Cleavage

Gastrulation

Neurulation

14 / 40

The process by which the notochord forms in the embryo is called _______________.

Neurulation

Gastrulation

Notochord formation

15 / 40

The inner cell mass of the blastocyst gives rise to the _______________ of the embryo.

Amniotic sac

Embryo proper

Placenta

16 / 40

The process by which the blastocyst becomes a multilayered structure with an inner cell mass and outer trophoblast is called _______________.

Blastulation

Implantation

Gastrulation

17 / 40

The process by which the notochord forms from the mesoderm during embryonic development is called _______________.

Gastrulation

Notochord formation

Neurulation

18 / 40

The period of prenatal development that occurs from implantation to the end of the eighth week is called the _______________.

Embryonic period

Gestational period

Fetal period

19 / 40

The period of prenatal development that occurs from the ninth week until birth is called the _______________.

Fetal period

Gestational period

Embryonic period

20 / 40

The process by which the blastocyst attaches to and penetrates the uterine wall during implantation is called _______________.

Fertilization

Invasion

Implantation

21 / 40

The fluid-filled cavity within the blastocyst that surrounds the embryonic inner cell mass is called the _______________.

Amniotic cavity

Blastocyst cavity

Chorionic cavity

22 / 40

The process by which cells become specialized into different cell types is called _______________.

Differentiation

Cleavage

Gastrulation

23 / 40

The fluid-filled sac that surrounds and protects the developing embryo is called the _______________.

Chorion

Allantois

Amnion

24 / 40

The process by which cells become specialized into different cell types is called _______________.

Differentiation

Cleavage

Gastrulation

25 / 40

The process by which a single fertilized egg develops into a multicellular organism is called _______________.

Fertilization

Implantation

Embryogenesis

26 / 40

The structure that connects the fetus to the placenta and facilitates nutrient and waste exchange is the _______________.

Amniotic sac

Chorion

Umbilical cord

27 / 40

The process by which cells become committed to specific fates during development is called _______________.

Differentiation

Specification

Determination

28 / 40

The process by which cells communicate with each other to coordinate development is called _______________.

Cell differentiation

Cell signaling

Cell division

29 / 40

The process by which the blastocyst attaches to the uterine wall during implantation is mediated by _______________.

Blastocyst cavity

Inner cell mass

Trophoblast cells

30 / 40

The process by which the blastocyst undergoes differentiation into distinct cell types during embryonic development is called _______________.

Cell differentiation

Cell specification

Cell determination

31 / 40

The process by which cells divide rapidly without increasing in size during early embryonic development is called _______________.

Neurulation

Cleavage

Gastrulation

32 / 40

The process by which the neural tube closes during embryonic development is called _______________.

Gastrulation

Neural tube closure

Cleavage

33 / 40

The embryonic stage during which major organs and structures continue to develop and grow is called the _______________.

Organogenesis

Gastrulation

Fetal stage

34 / 40

The process by which cells change their shape and position during embryonic development is called _______________.

Morphogenesis

Cleavage

Gastrulation

35 / 40

The outermost layer of cells in the early embryo that gives rise to the placenta is called the _______________.

Endoderm

Blastula

Trophoblast

36 / 40

The process by which cells divide and increase in number during early embryonic development is called _______________.

Cleavage

Neurulation

Gastrulation

37 / 40

The outermost of the three primary germ layers in the early embryo is called the _______________.

Endoderm

Mesoderm

Ectoderm

38 / 40

The process by which the blastocyst cavity forms during early embryonic development is called _______________.

Gastrulation

Cavitation

Neurulation

39 / 40

The process by which the blastocyst implants into the uterine wall is called _______________.

Implantation

Gastrulation

Fertilization

40 / 40

The process by which the neural tube forms during embryonic development is called _______________.

Cleavage

Gastrulation

Neurulation

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adminJune 13, 2024Last Updated: October 14, 2024

1 53 2 minutes read