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Life Science Questions for RRB JE 2 (in Hindi)
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Biology 2

Manish Shakya
I AM A SELF- STARTER WITH STRONG INTER PERSONAL SKILLS.I SEEK NEW CHALLENGES AND TRY TO THINK OUT OF THE BOX WHILE LOOKING FOR CREATIVE SOLU

U
Unacademy user
This is very good lesson thank you.
  1. TARGET RRB JE e IND WAP 2259


  2. BIOLOGY


  3. .., B.TECH WITH ELECTRICAL AND ELECTRONICS FROM KIET,GHAZIABAD CLEARED GATE,SBI AND IBPS BY- MANISH KUMAR SHAKYA EMAIL ID- mani.shakya5@gmail.com FOLLOW ON https://unacademy.com/user/manish shakya-4406


  4. Q.1 THE PULSE IN THE HUMAN WRIST BEATS? Faster than the heart Slower than the heart At the same rate as the heart Indpendently of the heart EXPLANATION- pulse rate is defined as the rate at which our heart beats. It is the number of times our heart beats per minute(bpm). By checking our pulse using a pulse rate chart, we can find out how well our heart is working as our general health and fitness levels


  5. Q.2 PYORRHOEA IS A DISEASE OF THE? (A) NOSE (B) GUMS (C) HEART (D) LUNGS EXPLANATION- pyorrhea ,or periodontal disease to give it a proper medical term, a disease of the gums


  6. Q.3 THE TEMPERATURE OF THE HUMAN BODY? DECREASE IN WINTERS INCREASE IN SUMMERS NEITHER DECREASE IN WINTER NOR INCREASES IN SUMMER INCREASE IN WINTER EXPLANATION- the temperature of the human body neither decrease in winter nor increases in summer.the usual temperature of the human body is 98.4 degree F or 37 degree celcius and is comtrolled by the hypothalamus in the brain


  7. Q.4 WHICH BACTERIA CAUSE MILK TO SPOIL? ASPERGILLUS STAPHYLOCOCCUS PSEUDOMONAS LACTOBACILLUS EXPLANATION- LACTOBACILLUS BACTERIA CAUSES MILK TO SPOIL


  8. Q.5 WHICH OF THE FOLLOWING VITAMINS CONTAINS COBALT? VITAMIN B6 VITAMIN B_2 VITAMIN B 1 VITAMIN B 12 EXPLANATION- vitamin b_12(cyanocobalamin) is a water soluble vitamin. It contains a mettalic ion cobalt.


  9. Q.6 WHICH IS THE LARGEST GLAND IN THE HUMAN BODY? LIVER PANCREAS THYROID GLAND STOMACH EXPLANATION- the liver is the largest internal organ and the largest gland in the human body. While thyroid is the largest endocrine gland in the body. The liver is 25cm long, 15cm wide is a reddest brown gland, weighing about 1.5kg. It plays an active role in the process of digestion of fats,carbohydrates through the production of bile.


  10. CANCER IN WHICH THERE IS AN ABNORMAL INCREASE IN THE BONE CELLS PLATELETS RED BLOOD CELLS WHITE BLOOD CELLS EXPLANATION- leukaemia is a type of cancer that usually begins in the bone marrow and result in a high number of abnormal white blood cells.


  11. Q.9 NITROGEN FIXATION IS A PROCESS OF ASSILIMATION OF NITRATE UTILISATION OF NITROGEN GAS CONVERSION OF ORGANIC NITROGEN TO PROTEINS CONVERSION OF MOLECULAR NITROGEN TO AMMONIA EXPLANATION- Nitrogen fixation is the process by which atomospheric nitrogen is converted either by a natural or an industrial means to a form of nitrogen such a ammonia


  12. WHAT DO YOU NEED TO DO Follow Rate Review share