{"id":29261,"date":"2019-05-21T11:49:46","date_gmt":"2019-05-21T06:19:46","guid":{"rendered":"https:\/\/cracku.in\/blog\/?p=29261"},"modified":"2019-05-21T11:52:25","modified_gmt":"2019-05-21T06:22:25","slug":"life-science-questions-for-rrb-je-pdf","status":"publish","type":"post","link":"https:\/\/cracku.in\/blog\/life-science-questions-for-rrb-je-pdf\/","title":{"rendered":"Life Science Questions for RRB JE PDF"},"content":{"rendered":"

Life Science Questions for RRB JE PDF<\/strong><\/span><\/h1>\n

Download Top 15 RRB JE Life Science Questions and Answers PDF. RRB JE General Science based on asked questions in previous exam papers very important for the Railway JE exam.<\/p>\n

Download Life Science Questions for RRB JE PDF<\/a><\/p>\n\n

Download RRB JE Previous Papers PDF<\/a><\/p>\n

Take a free mock test for RRB JE<\/a><\/p>\n

Question 1:\u00a0<\/b>What is the approximate life span of platelets in the human body?<\/p>\n

a)\u00a015 days<\/p>\n

b)\u00a03 days<\/p>\n

c)\u00a010 days<\/p>\n

d)\u00a030 days<\/p>\n

Question 2:\u00a0<\/b>Which of the following are the tissues present in plants where the cells remain young throughout the life of a plant?<\/p>\n

a)\u00a0Epidermal tissue<\/p>\n

b)\u00a0Secretory tissue<\/p>\n

c)\u00a0Mature tissue<\/p>\n

d)\u00a0Meristematic tissue<\/p>\n

Question 3:\u00a0<\/b>In the life cycle of a butterfly ________ is the second stage<\/p>\n

a)\u00a0Worm<\/p>\n

b)\u00a0Egg<\/p>\n

c)\u00a0Pupa<\/p>\n

d)\u00a0Larva<\/p>\n

FREE RRB JE YOUTUBE VIDEOS<\/a><\/p>\n

RRB JE Free Mock Test (latest pattern)<\/a><\/p>\n\n

Question 4:\u00a0<\/b>What is the life span of a White blood corpuscle(WBC) in the blood?<\/p>\n

a)\u00a02 to 4 days<\/p>\n

b)\u00a04 to 6 days<\/p>\n

c)\u00a020 days to 120 days<\/p>\n

d)\u00a010 to 15 days<\/p>\n

Question 5:\u00a0<\/b>Exobiology refers to<\/p>\n

a)\u00a0Life in outer space.<\/p>\n

b)\u00a0Life of animals.<\/p>\n

c)\u00a0Life of plants.<\/p>\n

d)\u00a0Life of human beings on earth.<\/p>\n

Question 6:\u00a0<\/b>Usually, colour blindness is<\/p>\n

a)\u00a0A genetic disposition.<\/p>\n

b)\u00a0A non-genetic condition.<\/p>\n

c)\u00a0A lifestyle disease.<\/p>\n

d)\u00a0Caused by exposure to light.<\/p>\n

 <\/p>\n

RRB JE General Science Notes PDF<\/a><\/p>\n\n

Question 7:\u00a0<\/b>The treatment which is used to remove any of the biological impurities is?<\/p>\n

a)\u00a0Boiling<\/p>\n

b)\u00a0Sterilization<\/p>\n

c)\u00a0Osmosis<\/p>\n

d)\u00a0None of these<\/p>\n

Question 8:\u00a0<\/b>Life span of RBC is from ___days to ____days ?<\/p>\n

a)\u00a020, 120<\/p>\n

b)\u00a010, 110<\/p>\n

c)\u00a030, 130<\/p>\n

d)\u00a040, 140<\/p>\n

Question 9:\u00a0<\/b>Which is the basic structural and functional unit of life?<\/p>\n

a)\u00a0Cell<\/p>\n

b)\u00a0Tissue<\/p>\n

c)\u00a0Ribosome<\/p>\n

d)\u00a0Nucleus<\/p>\n

 <\/p>\n

Question 10:\u00a0<\/b>Arboriculture is the study of:<\/p>\n

a)\u00a0Cultivation of trees and vegetables<\/p>\n

b)\u00a0Science of plant life<\/p>\n

c)\u00a0Art of garden cultivation<\/p>\n

d)\u00a0Art of growing crops<\/p>\n

Question 11:\u00a0<\/b>Terrestrial life-forms require ____________ water for life processes.<\/p>\n

a)\u00a0fresh<\/p>\n

b)\u00a0saline<\/p>\n

c)\u00a0salt<\/p>\n

d)\u00a0sour<\/p>\n

Daily Free Online Tests for RRB Exams<\/a><\/p>\n

Download RRB GK Material PDF<\/a><\/p>\n\n

Question 12:\u00a0<\/b>Life Span of Leukocytes in a human body is?<\/p>\n

a)\u00a020 to 25 days<\/p>\n

b)\u00a010 days<\/p>\n

c)\u00a013 to 20 days<\/p>\n

d)\u00a01 to 8 days<\/p>\n

Question 13:\u00a0<\/b>The soil water which is of the greatest importance to the plant life is?<\/p>\n

a)\u00a0Gravitational water<\/p>\n

b)\u00a0Capillary water<\/p>\n

c)\u00a0Hygroscopic Water<\/p>\n

d)\u00a0Combined Water<\/p>\n

Question 14:\u00a0<\/b>Which vitamin keeps the eyes healthy?<\/p>\n

a)\u00a0K<\/p>\n

b)\u00a0B<\/p>\n

c)\u00a0C<\/p>\n

d)\u00a0D<\/p>\n

e)\u00a0None of these<\/p>\n

Question 15:\u00a0<\/b>Why are white blood corpuscles popularly known as “soldiers of the body\u201d?<\/p>\n

a)\u00a0Appear in uniform<\/p>\n

b)\u00a0Defend the body<\/p>\n

c)\u00a0March uniformly<\/p>\n

d)\u00a0None of these<\/p>\n

General Science Notes for RRB Exams (PDF)<\/a><\/p>\n\n

Answers & Solutions:<\/strong><\/span><\/p>\n

1)\u00a0Answer\u00a0(C)<\/strong><\/p>\n

2)\u00a0Answer\u00a0(D)<\/strong><\/p>\n

3)\u00a0Answer\u00a0(D)<\/strong><\/p>\n

4)\u00a0Answer\u00a0(A)<\/strong><\/p>\n

5)\u00a0Answer\u00a0(A)<\/strong><\/p>\n

6)\u00a0Answer\u00a0(A)<\/strong><\/p>\n

7)\u00a0Answer\u00a0(B)<\/strong><\/p>\n

Sterilization (or sterilization) refers to any process that eliminates, removes, kills, or deactivates all forms of life and other biological impurities.<\/p>\n

8)\u00a0Answer\u00a0(A)<\/strong><\/p>\n

9)\u00a0Answer\u00a0(A)<\/strong><\/p>\n

10)\u00a0Answer\u00a0(A)<\/strong><\/p>\n

11)\u00a0Answer\u00a0(A)<\/strong><\/p>\n

12)\u00a0Answer\u00a0(C)<\/strong><\/p>\n

13)\u00a0Answer\u00a0(A)<\/strong><\/p>\n

14)\u00a0Answer\u00a0(E)<\/strong><\/p>\n

15)\u00a0Answer\u00a0(B)<\/strong><\/p>\n

The white blood cells known as WBC provide immunity to our body. They help in fighting against infections, diseases, allergies and foreign particles. These cells our body safe and healthy, similar to soldiers of a country.<\/p>\n\n

DOWNLOAD APP FOR RRB FREE MOCKS<\/a><\/p>\n

We hope this Life Science Questions for RRB JE Exam will be highly useful for your preparation.<\/p>\n","protected":false},"excerpt":{"rendered":"

Life Science Questions for RRB JE PDF Download Top 15 RRB JE Life Science Questions and Answers PDF. RRB JE General Science based on asked questions in previous exam papers very important for the Railway JE exam. Download RRB JE Previous Papers PDF Take a free mock test for RRB JE Question 1:\u00a0What is the […]<\/p>\n","protected":false},"author":41,"featured_media":29263,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"footnotes":""},"categories":[169,125,31,1605,1601],"tags":[489,491,1637,1635,1647],"class_list":{"0":"post-29261","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-downloads","8":"category-featured","9":"category-railways","10":"category-rrb-je","11":"category-rrb-ntpc-je","12":"tag-railway-exam","13":"tag-rrb","14":"tag-rrb-exam","15":"tag-rrb-je","16":"tag-rrb-mocks"},"better_featured_image":{"id":29263,"alt_text":"Life Science Questions for RRB JE PDF","caption":"Life Science Questions for RRB JE PDF","description":"Life Science Questions for RRB JE 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