RRB Group D Biology Practice Set (MCQ)

RRB Group D Biology Practice Set : Indian Railway Recruitment Board (RRB) has conducted Group D exam. The first phase of the Biology questions are also being asked in this exam. Keeping this in view, today we have brought a collection of 25 important Biology questions through this article, which have been asked in RRB Group D examinations, these questions will prove beneficial from the examination point of view. Therefore, in such a situation, the candidates should make their preparation stronger by studying these questions.

RRB Group D Biology

RRB Group D Biology Practice Set (25 Important Q&A)

Question. Which of the following veins collects 46 blood from the anterior parts of the body?

  • ventricle
  • aorta
  • superior vena cava
  • inferior vena cava

Answer: 3

Question. Lime the option which is not true about the circulatory system.

  • Blood is red vascular connective tissue.
  • Blood in an adult person is about 6.8 liters of blood
  • The life span of human red blood cells (RBC’s) is 115-120 days.
  • It accounts for about 17-18 percent of the body weight

Answer: 4

Question. Choose the option which is not true with respect to the vascular system?

  • The life span of human RBCs is 115-120 days.
  • It is about 7-8 percent of the body weight.
  • Blood flows in them jerkily and rapidly, at low pressure.
  • Blood is commonly called the life stream.

Answer: 3

Question. Which of the following cells in the human body does not have a nucleus?

  • erythrocytes
  • nerve cells
  • unbroken nerve fibers
  • white cell

Answer 1

Question. Choose the option which is not true about the vascular system.

  • It accounts for about 7-8 percent of the body weight.
  • Blood flows in them at high pressure, jerkily and rapidly.
  • Blood is commonly called the river of life.
  • The size of a human heart is the size of a clenched fist.

Answer: 2

Question. Choose the option which is not true with respect to the circulatory system.

  • In these, the blood flows rapidly and at high pressure.
  • It accounts for about 7-8% of body weight.
  • Blood is commonly called the River of Life.
  • Human red blood cells (RBCs) have a life span of 15-20 days.

Answer: 4

Question. Blood is a ……….tissue.

  • vessel
  • nerve
  • muscle
  • connective

Answer: 4

Question. The largest cells in human blood are……. Is.

  • lymph cells
  • alkali dyed cells
  • red cells
  • white cells

Answer: 4

Question……….does not contain filaments.

  • kidney
  • blood
  • Liver
  • Heart

Answer: 2

Question. Which of the following metals is present in hemoglobin?

Answer 1

Question……..names the age during which the reproductive organs of human males and females become functional, the gonads begin to produce gametes and sex hormones, and become sexually mature towards humans.

  • sexual reproduction
  • parthenogenesis
  • coupler
  • Adolescence

Answer: 4

Question. As the reproductive tissues begin to mature, the growth of the body normally begins to slow down. This state of adolescence is called?

  • maturity
  • Freedom
  • puberty
  • menstruation

Answer: 3

Question. Which process of union of sperm and gamete results in the formation of a structure called gamete?

  • Fragmentation
  • fertilization
  • sexual reproduction
  • tissue culture

Answer: 2

Question. In the formation of sperms……….

  • ureter
  • prostate gland
  • testis
  • testicle sac

Answer: 3

Question. Why is the testicle in men outside the body?

  • due to the presence of spermatozoa
  • Sperm formation requires a lower than normal body temperature.
  • Higher than normal body temperature is required for sperm production.
  • Due to the special tissues found in the parts of the stomach.

Answer: 2

Question……….acts as nutritive tissue for the growing embryo.

  • ovule
  • endosperm
  • ovary
  • zygote

Answer: 2

Question. Name the duct that originates from the testis of a man and carries sperm to the body?

  • epididymis
  • articular duct
  • spermatic cord
  • ureter

Answer: 3

Question. Sperm are temporarily placed in.

  • spermatic cord
  • urinary bladder
  • epididymis
  • vas afares

Answer: 3

Question. Which of the following is a part of the male reproductive organ in humans?

  • spermatic cord
  • uterine canal
  • Uterus
  • ovary

Answer 1

Question. Which of the following is not a part of the male reproductive system in humans?

  • testicles
  • ovary (ovary)
  • spermatic cord
  • testis

Answer: 2

Question. The roots, stems and leaves of some plants. Through the process develops into new plants.

  • Fragmentation
  • multiple fragmentation
  • vegetative propagation
  • uplift

Answer: 3

Question. Plants are produced by which method of reproduction, in which all the characteristics of the parent are genetically in the plant?

  • proliferative reproduction
  • Fragmentation
  • regeneration
  • sexual reproduction

Answer 1

Question. After fertilization, it develops into a seed.

  • stigma
  • ovary
  • ovule
  • carapace

Answer: 3

Question. Spreads through the stem.

  • bryophyllum
  • Rose
  • Tamarind
  • Bryophila

Answer: 2

Question. What is parthenocarpy defined as?

  • Root development with fertilization
  • Fruit development with fertilization
  • Root development without fertilization
  • Fruit development without fertilization

Answer : ?

What would be the correct answer to this question? Do give us your answer in the comment section.


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