Developmental Biology MCQs with Answers

adminJune 13, 2024

0 28 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.

Developmental biology is a captivating field that explores the processes by which organisms grow and develop from a single cell to a complex, multicellular entity. This area of study integrates aspects of developmental embryology and cell and developmental biology to provide a comprehensive understanding of life’s formative stages.

Developmental embryology, a core component of developmental biology, focuses on the early stages of an organism’s life. It examines how a fertilized egg transforms through successive stages—such as cleavage, gastrulation, and organogenesis—into a fully formed embryo. During these stages, cells undergo rapid division, differentiation, and migration, forming various tissues and organs. Researchers study these processes to understand the genetic and molecular mechanisms that guide embryonic development.

Cell and developmental biology extends this focus by investigating how individual cells contribute to the growth and development of an organism. It examines cell signaling pathways, gene expression, and the interactions between cells that drive differentiation and morphogenesis. Understanding these cellular processes is crucial for uncovering how complex structures and functions arise from simpler beginnings.

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

Neurulation

Gastrulation

Cleavage

2 / 40

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

Specification

Differentiation

Determination

3 / 40

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

Fertilization

Implantation

Gastrulation

4 / 40

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

Amnion

Allantois

Chorion

5 / 40

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

Neural tube closure

Cleavage

Gastrulation

6 / 40

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

Mesoderm

Endoderm

Ectoderm

7 / 40

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

Cell differentiation

Cell determination

Cell specification

8 / 40

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

Notochord formation

Neurulation

Gastrulation

9 / 40

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

Gastrula

Morula

Neurula

10 / 40

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

Fertilization

Embryogenesis

Implantation

11 / 40

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

Fetal period

Embryonic period

Gestational period

12 / 40

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

Neurulation

Gastrulation

Cavitation

13 / 40

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

Gastrulation

Neurulation

Cleavage

14 / 40

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

Cleavage

Differentiation

Gastrulation

15 / 40

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

Amniotic sac

Umbilical cord

Chorion

16 / 40

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

Cleavage

Differentiation

Gastrulation

17 / 40

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

Cleavage

Implantation

Gastrulation

18 / 40

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

Placenta

Amniotic sac

Embryo proper

19 / 40

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

Differentiation

Gastrulation

Cleavage

20 / 40

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

Fetal stage

Organogenesis

Gastrulation

21 / 40

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

Zygote

Blastocyst

Morula

22 / 40

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

Cell differentiation

Cell signaling

Cell division

23 / 40

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

Gastrulation

Blastulation

Cleavage

24 / 40

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

Notochord formation

Neurulation

Gastrulation

25 / 40

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

Cleavage

Gastrulation

Neurulation

26 / 40

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

Morphogenesis

Gastrulation

Cleavage

27 / 40

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

Gastrulation

Cleavage

Neurulation

28 / 40

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

Trophoblast

Blastula

Endoderm

29 / 40

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

Gastrulation

Cleavage

Hatching

30 / 40

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

Fetal period

Embryonic period

Gestational period

31 / 40

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

Blastocyst cavity

Inner cell mass

Trophoblast

32 / 40

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

Meiosis

Mitosis

Apoptosis

33 / 40

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

Implantation

Fertilization

Cleavage

34 / 40

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

Cell migration

Cell division

Cell differentiation

35 / 40

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

Trophoblast cells

Inner cell mass

Blastocyst cavity

36 / 40

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

Fertilization

Implantation

Invasion

37 / 40

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

Blastocyst cavity

Chorionic cavity

Amniotic cavity

38 / 40

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

Differentiation

Fertilization

Cleavage

39 / 40

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

Blastulation

Gastrulation

Implantation

40 / 40

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

Blastocyst

Morula

Gastrula

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adminJune 13, 2024

0 28 2 minutes read