ALL PRINTABLE PDF BOOKS STORE <<CLICK HERE>>
ORGANISMS AND THE ENVIRONMENT


Question 1 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
A non flowering plant of submerged stage is ..... [Guj.C.E.T.2010]
Vallisneria | |
Ceratophyllum | |
Chara | |
Hydrilla |
Question 2 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
Mycorrhiza is a .....
Parasitic relation between fungus and root | |
Mutualistic relation between fungus and whole plant | |
Mutualistic relation between fungus and root | |
Parasitic relation between fungus and plant |
Question 3 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
Number of immigration is more than emigration and death is lower than natality. Growth curve of population will show ..... [Har. P.M.T. 2000]
Exponential phase | |
Lag phase | |
Declining phase | |
Steady phase |
Question 4 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
Which is correct for secondary succession ..... [C.B.S.E 2011]
It follows primary succession | |
It is similar but faster than primary succession | |
It begins on bare rock | |
It occurs on deforested site |
Question 5 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
Which one is first colonizer of bare rock/pioneer community in Xerarch? ..... [Kerala 2012]
Annual herb | |
Perennial herb | |
Lichen | |
Scrub |
There are 5 questions to complete.