RRB Group D Exam 2022 Biology Practice Set 34: Must read these important questions of Biology before the exam

RRB Group D Biology Practice Set 34 : All the competitive students who are preparing for Railway Group D. The official exam date has been declared for them by the Railway Recruitment Board. RRB Group D The exam will start from 23 February 2022. Therefore, now all the competitive students who are engaged in the preparation of RRB Group D, now they should speed up their preparation even more.

In such a situation, through this article, we have brought a collection of some important questions of Biology asked by the Railways in the previous examinations. Therefore, before going to the competitive examination, students should see these questions thoroughly and understand it.

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RRB Group D Biology Practice Set 34

RRB Group D Exam 2022 Biology Practice Set 34

Question. Where are chromosomes found?

  • mitochondria
  • golgi body
  • cell membrane
  • nucleus

Answer : 4

Question. Which of the following organisms is not a vertebrate?

  • Lizard
  • fish
  • Frog
  • earthworm

Answer : 4

Question. ……….. is called the ‘power house of plant cell’.

  • lysosomes
  • golgi apparatus
  • peroxisome
  • mitochondria

Answer : 4

Question. A hereditary disease in which the blood does not clot, due to which the bleeding caused by a minor cut can even lead to the death of the affected person. What is this disease called?

  • hemophilia
  • haemorrhage
  • leukemia
  • neither of the above

Answer 1

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Question. Which of the following is not a part of the respiratory system?

  • bronchi
  • Medulla oblongata
  • Lungs
  • trachea (trachea)

Answer: 2

Question. …….. is known as bisexual flower

  • Papaya
  • Mustard
  • Cucumber
  • watermelon

Answer: 2

Question. Skin color is due to the presence of

  • renin
  • mesotocin
  • Metatorin
  • Melanin

Answer : 4

Question. Plants get their nutrition mainly from which of the following?

  • chlorophyll
  • Soil
  • Light
  • atmosphere

Answer: 2

Question. Gerontology is related to the study of which of the following?

  • baby
  • women
  • skin
  • old man

Answer : 4

Question. What is the disease caused by the deficiency of hemoglobin?

  • esophagus
  • scurvy
  • anemia
  • night blindness

Answer : 3

Question. Which of the following is not needed for photosynthesis?

  • oxygen
  • sunlight
  • water
  • Carbon dioxide

Answer 1

Question. a hormone that is secreted only in the female body

  • Testosterone
  • thyroxine
  • progesterone
  • adrenaline

Answer : 3

Question. Which vitamin is called ascorbic acid?

  • Vitamin-C
  • Vitamin D
  • Vitamin-B
  • Vitamin-K

Answer 1

Question. Which tissue is responsible for the movement of water in plants?

  • mucosal cells
  • Alcohol
  • firmer
  • Poshwah

Answer: 2

Question. Scratching gives relief in itching, because –

  • It removes the outer dust of the skin
  • it kills germs
  • This stimulates certain nerves and instructs the brain to increase the production of antihistamine chemicals.
  • This stops the production of enzymes that cause itching.

Answer : 3

Question. From which of these do we get the most energy?

  • Pea
  • Egg
  • Lemon
  • Potato

Answer : 4

Question. The color of the chlorophyll pigment. , , , , , , Is .

  • Blue
  • Yellow
  • Red
  • Green

Answer : 4

Question. Which of the following is considered an easily digestible source of protein?

  • Egg
  • Soybean
  • red meat
  • pulses

Answer : 4

Question. The exchange of pregnancies by means of preventive measures to control the number of offspring is called

  • zygote
  • birth control
  • pregnancy
  • Ovary

Answer: 2

Question. Which part of plants takes in carbon dioxide from the atmosphere?

  • Root
  • Trunk
  • leaves
  • Flower

Answer : 3

Question. Which part of the plant breathes?

  • Root
  • leaf
  • Trunk
  • all these

Answer : 4

Question. Why is human blood red in colour?

  • due to the presence of oxygen
  • due to the presence of carbon dioxide
  • Due to the presence of chloroplasts
  • due to the presence of hemoglobin

Answer : 4

Question. AIDS disease affects which part of the body?

  • whole body
  • nervous system
  • immune system
  • neither of the above

Answer : 3

Question. Which of the following cannot fix atmospheric nitrogen in the soil?

  • Azotobacter
  • clostridium
  • penicillium
  • Rhizobium

Answer : 3

Question. Which part or organ of the body is affected by “trachoma” disease?

  • skin
  • Brain
  • eye
  • Liver

Answer : ??

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

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