Which of the following group exhibit more species diversity?
Gymnosperms
Algae
Bryophytes
Fungi
Which of the below mentioned regions exhibit less seasonal variations?
Tropics
Temperates
Alpines
Both (a) and (b)
The historic convention on biological diversity held in Rio de Janeiro in 1992 is known as
CITES Convention
The Earth Summit
G-16 Summit
MAB Programme
What is common to the techniques
(i) in vitro fertilisation
(ii) cryopreservation
(iii) tissue culture?
All are in situ conservation methods.
All are ex situ conservation methods.
All require ultra modern equipment and large space.
All are methods of conservation of extinct organisms.
What characteristics make a community stable?
The characteristics that make a community stable are
(i) Less variation in productivity from year to year.
(ii) Resistance or resilience to occasional disturbances (natural or man-made).
(iii) Resistance to invasions by alien species.