Important Science Question for RRB NTPC

Important Science Question

Q: Our skeletal system consists of how many bones?                        

Answer:206

Q:The largest artery in the human body                                                

Answer:Aorta

Q:The study of cognition is called                                                         

Answer: Cognitive biology

Q:Deficiency of iodine leads to                                                               

Answer:Enlargement of Thyroid Gland

Q:What kind of blood is carried through artery?

Answer:Oxygenated blood

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Q:Which hormone made by pancreas regulates the amount of glucose in the blood?

Answer:Insulin

Q:Which layer of the skin contain sweat glands?

Answer:Dermis.

Q:most complex organ in the human body is 

Answer:Brain

Q:Name the soft, spongy tissue found in the centre of bones

Answer:Bone marrow

Q:Deficiency of Vitamin D causes

Answer:Rickets

Q:The branch of biology  concerned with the study of the structure of organisms and their parts.

Answer:Anatomy

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Q:Dental cavities are caused because of the deficiency of ?

Answer:Fluorine 

Q:The two holes in your nose are called?

Answer:Nostrils 

Q:How many vertebrae are there in the human body?

Answer:33

Q:The word gene was firstly used by

Answer:wilhelm Johannsen

Q:The study of the geographical distribution of living things

Answer:Biogeography

Q:Which metal is present in hemoglobin?

Answer:Iron 

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Q:The study of fossils is called?

Answer:Paleontology

Q:System that influences the function of the body using hormones

Answer:Endocrine system

Q:The organ of the human body which stores the carbohydraates in the form of glycogen is 

Answer:Liver

Q:The PH value of human blood is ?

Answer:7.40

Q:Use of disposable syringes is usually advised to prevent?

Answer:AIDS

Q:DNA stands for 

Answer:Deoxyribonucleic acid

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Q:Blood groups was discovered by 

Answer:Karl Landsteiner

Q:An emergency hormone is known as 

Answer:Adrenaline

Q:The Smallest bone in the human body 

Answer:Stapes

Q:Which hormone control glucose levels in the body?

Answer:Insulin

Q:Which is the strongest bone in human body?

Answer:Femur

Q:Who gave the theory of evolution?

Answer:Charles Darwin

Q:Which lens does Human eye have?

Answer:Convex lens

Q:Jaundice disease affects which part of the human body 

Answer:liver