The plants which having naked seeds.........

(1) Bryophytes
(2) Gymnosperms
(3) Angiosperms
(4) Thallophytes

Botanical name of amla is : 

(1) Medicago sativa  
(2) Emblica officinalis 
(3) Zingiber officinale 
(4) Ocimum sanctum

Which of the following are sensitive to sulphur dioxide

(1) Algae
(2) Lichens
(3) Mosses
(4) Ferns

Which special structures are connected with wall of the lungs in class Aves?

(1)  Air Sac
(2)  Diaphragm
(3)  Spongy Bones
(4)  Booklungs

Identify the protochordata Animals.

(1)  Shark
(2)  Frog
(3)  Balanoglossus
(4)  Rohu