{"id":42726,"date":"2020-09-18T19:48:43","date_gmt":"2020-09-18T14:18:43","guid":{"rendered":"https:\/\/cracku.in\/blog\/?p=42726"},"modified":"2020-09-18T19:48:43","modified_gmt":"2020-09-18T14:18:43","slug":"top-20-biology-questions-for-rrb-ntpc-pdf","status":"publish","type":"post","link":"https:\/\/cracku.in\/blog\/top-20-biology-questions-for-rrb-ntpc-pdf\/","title":{"rendered":"Top-20 Biology Questions for RRB NTPC PDF"},"content":{"rendered":"

Top-20 Biology Questions for RRB NTPC PDF<\/strong><\/span><\/h2>\n

Download RRB NTPC Top-20 Biology Questions PDF. Top 20 RRB NTPC questions based on asked questions in previous exam papers very important for the Railway NTPC exam.<\/p>\n

Download Top-20 Biology Questions for RRB NTPC PDF<\/a><\/p>\n

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

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

Question 1:\u00a0<\/b>Piped Natural Gas (PNG) is used for<\/p>\n

a)\u00a0Mining<\/p>\n

b)\u00a0Welding<\/p>\n

c)\u00a0Anaesthesia<\/p>\n

d)\u00a0Cooking<\/p>\n

Question 2:\u00a0<\/b>Turpentine oil is obtained from:<\/p>\n

a)\u00a0Eucalyptus tree<\/p>\n

b)\u00a0Animal fat<\/p>\n

c)\u00a0Pine Tree<\/p>\n

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

Question 3:\u00a0<\/b>In human body the ratio of red blood corpuscles and white blood corpuscles is<\/p>\n

a)\u00a0300 : 1<\/p>\n

b)\u00a04000 : 1<\/p>\n

c)\u00a0500 : 1<\/p>\n

d)\u00a0600 : 1<\/p>\n

Question 4:\u00a0<\/b>Vermicomposting is done by<\/p>\n

a)\u00a0Fungus<\/p>\n

b)\u00a0Bacteria<\/p>\n

c)\u00a0Worms<\/p>\n

d)\u00a0Animals<\/p>\n

Question 5:\u00a0<\/b>Liver is a RICH source of :<\/p>\n

a)\u00a0sugars<\/p>\n

b)\u00a0fat soluble vitamins<\/p>\n

c)\u00a0minerals<\/p>\n

d)\u00a0proteins<\/p>\n

FREE RRB NTPC MOCK TEST<\/a><\/p>\n

RRB NTPC Previous Papers [Download PDF]<\/a><\/p>\n

Question 6:\u00a0<\/b>Which animal is devoid of lateral line sense organ?<\/p>\n

a)\u00a0Labeo<\/p>\n

b)\u00a0Catla<\/p>\n

c)\u00a0Sea horse<\/p>\n

d)\u00a0Magur<\/p>\n

Question 7:\u00a0<\/b>Rickets is caused due to the deficiency of<\/p>\n

a)\u00a0Vitamin A<\/p>\n

b)\u00a0Vitamin C<\/p>\n

c)\u00a0Vitamin D<\/p>\n

d)\u00a0Vitamin B12<\/p>\n

Question 8:\u00a0<\/b>Rod shaped bacteria is called?<\/p>\n

a)\u00a0Ballicus<\/p>\n

b)\u00a0spirillum<\/p>\n

c)\u00a0Cocus<\/p>\n

d)\u00a0Coma<\/p>\n

Question 9:\u00a0<\/b>_________________is a leaf where the leaflets are arranged along the middle vein.<\/p>\n

a)\u00a0Pinnately compound leaf<\/p>\n

b)\u00a0Palmately compound leaf<\/p>\n

c)\u00a0Compound leaf<\/p>\n

d)\u00a0Simple leaf<\/p>\n

Question 10:\u00a0<\/b>The amount of blood filtered together by both the kidneys in a 70 kg adult male human in a minute is<\/p>\n

a)\u00a01100 ml<\/p>\n

b)\u00a0100 ml<\/p>\n

c)\u00a01500 ml<\/p>\n

d)\u00a0500 ml<\/p>\n

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

Question 11:\u00a0<\/b>Which part of the brain is responsible for triggering actions like thinking, intelligence, memory and ability to learn?<\/p>\n

a)\u00a0Diencephalon<\/p>\n

b)\u00a0Hypothalamus<\/p>\n

c)\u00a0Cerebrum<\/p>\n

d)\u00a0Control<\/p>\n

Question 12:\u00a0<\/b>Which of the following are also known as Suicidal bag of Cells?<\/p>\n

a)\u00a0Lysosomes<\/p>\n

b)\u00a0Lycosome<\/p>\n

c)\u00a0Nucleus<\/p>\n

d)\u00a0Chromosome<\/p>\n

Question 13:\u00a0<\/b>Which of the following disease is caused by female Anopheles mosquito?<\/p>\n

a)\u00a0Chicken Pox<\/p>\n

b)\u00a0Malaria<\/p>\n

c)\u00a0Black Fever<\/p>\n

d)\u00a0Cholera<\/p>\n

Question 14:\u00a0<\/b>Which of the following are longest cells of human body?<\/p>\n

a)\u00a0Pancreatic cells<\/p>\n

b)\u00a0Epethelial cells<\/p>\n

c)\u00a0Nerve cells<\/p>\n

d)\u00a0Epidermal cells<\/p>\n

Question 15:\u00a0<\/b>Potato, tomato and brinjal are three different species but all belong to which genus?<\/p>\n

a)\u00a0Solanum<\/p>\n

b)\u00a0Panthera<\/p>\n

c)\u00a0Felis<\/p>\n

d)\u00a0Tigris<\/p>\n

Download General Science Notes PDF<\/a><\/p>\n

Question 16:\u00a0<\/b>Order Primata comprising monkey, gorilla and gibbon is placed in class Mammalia along with order Carnivora that includes?<\/p>\n

a)\u00a0Giraffe, Camels and Elephants<\/p>\n

b)\u00a0Crocodile, Lizard and Snake<\/p>\n

c)\u00a0Lion, Leopard and Tiger<\/p>\n

d)\u00a0Tiger, Cats and Dogs<\/p>\n

Question 17:\u00a0<\/b>Polyploidy arises due to change in the<\/p>\n

a)\u00a0number of chromatids<\/p>\n

b)\u00a0structure of genes<\/p>\n

c)\u00a0number of chromosomes<\/p>\n

d)\u00a0structure of chromosomes<\/p>\n

Question 18:\u00a0<\/b>Largest gland in human body is ______.<\/p>\n

a)\u00a0Liver<\/p>\n

b)\u00a0Pancreas<\/p>\n

c)\u00a0Pituitary<\/p>\n

d)\u00a0Thyroid<\/p>\n

Question 19:\u00a0<\/b>Too much consumption of tea or coffee can result in deficiency of<\/p>\n

a)\u00a0Vitamin B12<\/p>\n

b)\u00a0Calcium<\/p>\n

c)\u00a0Vitamin C<\/p>\n

d)\u00a0Albumin<\/p>\n

Question 20:\u00a0<\/b>Chemically fats and oils are :<\/p>\n

a)\u00a0Triglycerides<\/p>\n

b)\u00a0Amines<\/p>\n

c)\u00a0Aldehydes<\/p>\n

d)\u00a0Ketons<\/p>\n

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Polyploidy occurs due to a change in the number of chromosomes.<\/p>\n

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

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

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

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

We hope this Top-20 Biology Questions pdf for RRB NTPC exam will be highly useful for your Preparation.<\/p>\n","protected":false},"excerpt":{"rendered":"

Top-20 Biology Questions for RRB NTPC PDF Download RRB NTPC Top-20 Biology Questions PDF. Top 20 RRB NTPC questions based on asked questions in previous exam papers very important for the Railway NTPC exam. Download RRB NTPC Previous Papers PDF Question 1:\u00a0Piped Natural Gas (PNG) is used for a)\u00a0Mining b)\u00a0Welding c)\u00a0Anaesthesia d)\u00a0Cooking Question 2:\u00a0Turpentine oil […]<\/p>\n","protected":false},"author":42,"featured_media":42746,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"footnotes":""},"categories":[3167,125,31,1679,1605,1603],"tags":[529,4117,492,1635,1593],"class_list":{"0":"post-42726","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-downloads-en","8":"category-featured","9":"category-railways","10":"category-rrb-group-d","11":"category-rrb-je","12":"category-rrb-ntpc","13":"tag-biology","14":"tag-railway-exams","15":"tag-rrb-group-d","16":"tag-rrb-je","17":"tag-rrb-ntpc"},"better_featured_image":{"id":42746,"alt_text":"Top-20 Biology Questions for RRB NTPC PDF","caption":"Top-20 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