Biology Questions for RRB ALP
If you are preparing for the RRB ALP exam, you simply cannot ignore General Science. In CBT 1, Science carries a massive 20 marks, and Biology plays a huge role with around 4 to 6 direct questions. Many technical students fear Biology, but the exam only asks basic 10th-level questions about the human body and daily life. These are easy, free marks! To make your preparation simple, we have provided exam-level Biology questions with detailed solutions below. Practicing these, along with attempting our free topic tests, will definitely help you master this subject easily and quickly.
You do not need to read thick medical books to pass this section. The exam only wants to check your basic general knowledge about living things. You can divide the whole syllabus into four simple parts:
If you just focus on these basic topics, Biology will become a very high-scoring subject for you!
If you are serious about scoring good marks, practicing real exam-level questions is a must. Grab a pen and a rough sheet. Try to solve these top-repeated biology questions and check the logic below. Along with that, we have provided a PDF that consists of more exam-level questions that you can download for free.
Q1. Which part of the cell is known as the “Powerhouse of the Cell”?
(A) Nucleus
(B) Ribosome
(C) Mitochondria
(D) Lysosome
Answer: (C) Mitochondria
Explanation:
Mitochondria produce energy for the cell to function properly, similar to how a powerhouse generates electricity for a city.
Q2. The disease “Scurvy” is caused by the deficiency of which vitamin?
(A) Vitamin A
(B) Vitamin B
(C) Vitamin C
(D) Vitamin D
Answer: (C) Vitamin C
Explanation:
A deficiency of Vitamin C causes scurvy, which leads to symptoms such as bleeding gums and weakness. Citrus fruits like lemon and amla are rich sources of Vitamin C.
Q3. Which blood group is known as the “Universal Donor”?
(A) AB Positive
(B) O Negative
(C) A Positive
(D) B Negative
Answer: (B) O Negative
Explanation:
O Negative blood does not contain A, B, or Rh antigens, allowing it to be safely transfused to people of any blood group in emergencies.
Q4. Which plant tissue transports water from roots to leaves?
(A) Phloem
(B) Stomata
(C) Xylem
(D) Cortex
Answer: (C) Xylem
Explanation:
Xylem transports water and minerals from roots to other parts of the plant. Phloem transports food produced in the leaves.
Q5. Which gland in the human body is called the “Master Gland”?
(A) Thyroid Gland
(B) Pituitary Gland
(C) Adrenal Gland
(D) Pancreas
Answer: (B) Pituitary Gland
Explanation:
The pituitary gland controls the activity of many other endocrine glands and is therefore called the master gland.
Q6. Malaria is caused by which of the following?
(A) Virus
(B) Bacteria
(C) Fungi
(D) Protozoa
Answer: (D) Protozoa
Explanation:
Malaria is caused by a protozoan parasite called Plasmodium. It spreads through the bite of infected female Anopheles mosquitoes.
Q7. What is the longest and strongest bone in the human body?
(A) Tibia
(B) Radius
(C) Femur
(D) Fibula
Answer: (C) Femur
Explanation:
The femur, also known as the thigh bone, is the longest, strongest, and heaviest bone in the human body.
Q8. Which instrument is used to measure blood pressure?
(A) Stethoscope
(B) Sphygmomanometer
(C) Thermometer
(D) Barometer
Answer: (B) Sphygmomanometer
Explanation:
A sphygmomanometer is the device used to measure blood pressure using an inflatable cuff and pressure gauge.
Q9. Which gas is released by plants during photosynthesis?
(A) Carbon dioxide
(B) Nitrogen
(C) Oxygen
(D) Hydrogen
Answer: (C) Oxygen
Explanation:
During photosynthesis, plants absorb carbon dioxide and release oxygen as a byproduct.
Q10. Which organ filters blood and produces urine in the human body?
(A) Liver
(B) Kidney
(C) Heart
(D) Lungs
Answer: (B) Kidney
Explanation:
The kidneys filter waste and excess water from the blood, producing urine to remove these wastes from the body.
You do not have the time to read thick medical books, and honestly, you do not need to. Here are 5 smart and easy tips to cover this topic quickly:
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Yes. General Science carries 20 marks in CBT 1, and Biology is a good part of it. Scoring well here will easily push your rank higher because many technical students leave this section.
Out of the 20 questions in the General Science section, you can expect around 4 to 6 direct questions from Biology.
No, not at all! RRB ALP mostly asks for common names. You might only need to know 2-3 famous scientific names like Human (Homo sapiens) or Mango (Mangifera indica).
Topics like Human Diseases, Vitamins and Nutrition, and the Human Body Systems (Blood, Heart) are the most asked topics in any railway exam.
No. The exam is completely multiple-choice (MCQ) based. You will not be asked to draw any diagrams. You just need to select the right option.
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