Tuesday, August 17, 2021

Human Physiology: Biology

click here (For More Questions based on Biology )

 Q.1. Pepsin is an example of ? 

A) Hormone 

B) Vitamin

C) Enzyme 

D) Nutrient 


Q.2.  Liver cells secrete 

A) amylopsin 

B) trypsin

C) lipase

D) bile and no enzyme 


Q.3.  Peristaltic movements found in different parts of alimentary canal in which one of these is least peristalsis 

A) stomach 

B) duodenum 

C) rectum 

D) Esophagus


Q.4. Henle’s loop is meant for absorption of 

A)Potassium

B)Glucose

C)Urea

D)Nablank to the power of plus ions


Q.5. Oxyntic cells are locates in 

A) Islets of Langerhans

B) Gastric epithelium and secrete pepsin

C) Kidneys and secrete rennin

D) Gastric epithelium and secrete HCI


Q.6.The intestine of human body is about 29 feet long because

A) It provides more  area for food storage

B) Bacteria contained in food may gradually be killed

C) More length increases food digestion and absorption

D) None of these


Q.7. Which of the following statements is false ?

A) Mucosal epithelium has goblet cells which secrete mucus for lubrication .

B) Mucosa forms gastric glands in the stomach and crypts in between the bases of villi in intestine 

C) Cells lining the villi has brush border or microvilli . 

D) All the four basic layer in the wall of  gut never show modification in different parts of the alimentary canal


Q.8. If liver becomes functionless, percentage of which will increase in blood ?

A) Uric acid 

B) Ammonia

C) Uea

D) Protein 


Q.9. Diastema is associated with 

A) Presence of certain teeth 

B) Absence of certain teeth 

C) Presence of tongue 

D) Absence of tongue 


Q.10. In man, the length of alimentary canal is about 

A) 8 feet

B) 16 feet 

C) 24 feet 

D) 32 feet 

Sequence And Series : Mathematics

 


Q.1. The sum to n terms of the series

left parenthesis n squared minus 1 squared right parenthesis plus 2 left parenthesis n squared minus 2 squared right parenthesis plus 3 left parenthesis n squared minus 3 squared right parenthesis plus... i s 

A right parenthesis space n squared over 4 left parenthesis n squared minus 1 right parenthesis
B right parenthesis space n over 4 left parenthesis n plus 1 right parenthesis squared C right parenthesis space 0
D right parenthesis space 2 n left parenthesis n squared minus 1 right parenthesis 

ANS- A


Q.2. The sum up to (2n+1) terms of the series

a squared minus left parenthesis a plus b right parenthesis plus left parenthesis a plus 2 d right parenthesis squared minus left parenthesis a plus 3 d right parenthesis squared plus....... comma i s 

A right parenthesis space a squared plus 3 n d squared
B right parenthesis space a squared plus n a d plus n left parenthesis n minus 1 right parenthesis space d squared
C right parenthesis space a squared plus 3 n a d space plus n left parenthesis n minus 1 right parenthesis space d squared
D right parenthesis space a squared plus 2 n a d plus n left parenthesis space 2 n plus 1 right parenthesis space d squared

ANS- D


Q.3. If a,b,c are in H.P ., then the value of 

open parentheses 1 over b plus 1 over c minus 1 over a close parentheses open parentheses 1 over c plus 1 over a minus 1 over b close parentheses space comma space i s 

A right parenthesis space fraction numerator 2 over denominator b c end fraction minus 1 over b squared
B right parenthesis space 1 fourth open parentheses 3 over c squared plus fraction numerator 2 over denominator c a end fraction minus 1 over a squared close parentheses
C right parenthesis space 3 over b squared minus fraction numerator 2 over denominator a b end fraction
D right parenthesis space a l l space o f space t h e s e 

ANS- D


Q.4. In an arithmetic sequence a subscript 1 comma a subscript 2 comma space a subscript 3 comma.... comma a subscript n comma
increment equals open vertical bar table row cell a subscript m end cell cell a subscript n end cell cell a subscript p end cell row m n p row 1 1 1 end table close vertical bar space e q u a l s 

A)1

B) -1

C)0

D) mnp

ANS- C


Q.5. I f x to the power of 18 equals y to the power of 21 equals z to the power of 28 comma space t h e n space 3 comma 3 space log subscript y space x space comma space 3 space log subscript z space y space comma 7 space log subscript x z space a r e space i n space  

A) A.P

B) G.P.

C) H.P.

D) none of these


Q.6. For a sequence , if d subscript 1 equals 2 space a n d space fraction numerator a subscript n plus 1 over denominator a subscript n end fraction equals 1 third comma space T h e n space comma sum from r equals 1 to 20 of space a subscript r space i s 

A right parenthesis space space 20 over 2 left curly bracket 4 plus 19 plus 3 right curly bracket
B right parenthesis space 3 open parentheses 1 minus 1 over 30 to the power of 20 close parentheses
C right parenthesis space 2 left parenthesis 1 minus 3 to the power of 20 right parenthesis
D right parenthesis space n o n e space o f space t h e s e space 

ANS- B


Q.7. If a,b,c,d are in H.P., then ab+bc+cd is equal to 

A) 3 ad

B) (a+b) (c+d)

C) 3 ac

D) none of these 


Q.8. If a,b,c are in H.P., then the value of fraction numerator b plus a over denominator b minus a end fraction plus fraction numerator b plus c over denominator b minus c end fraction comma space i s space 

A) 1

B) 2

C) 3

D) 0


Q.9. If a,b,c  are in H.P., then 

A right parenthesis space fraction numerator a minus b over denominator b minus c end fraction equals a over c
B right parenthesis space fraction numerator b minus c over denominator c minus a end fraction equals b over a
C right parenthesis fraction numerator c minus a over denominator a minus b end fraction equals c over b
D right parenthesis space fraction numerator a minus b over denominator b minus c end fraction equals c over a 

ANS- A


Q.10. If S subscript 1 comma S subscript 2 comma end subscript S subscript 3 are the sum of n,2n,3n terms respectively of an A.P., then S subscript 3 divided by left parenthesis S subscript 2 minus S subscript 1 right parenthesis equals 

A) 1

B) 2

C) 3

D) 4