Contents

Choose the correct one:
A) Leave cells of plant
B) Esophagus Respirator system
C) Trachea Digestive system
D) Photosynthesis mesophyll tissues

d

The seed develops from:
A) Anther             
B) Ovule
C) Ovary                              
D) Both ovule and ovary

b

Renal tubules consist of:
A) Proximal convoluted tubule
B) Loop of Henle
C) Distal convoluted tubule
D) All of the above

d

Explanation: Renal tubules consist of four parts that include the proximal convoluted tubule, loop of Henle, distal convoluted tubule, and collecting duct.


The optimal use of nature for the production of renewable energy and food is called………….
a) environmental auditing
b) ecological succession
c) environmental mitigation
d) environmental biotechnology


d

The General Elections were held in Provinces of India from February to March, 1937.
A) Seven                                              
B) Nine
C) Eleven                            
D) Fifteen

c

Pakistan Industrial Development corporation (P.I.D.C) established in:
A) 1937                                
B) 1949(book)
C) 1951(net)                        
D) 1955

b