Zoology MSc

Q: In RNA molecule:

(a) :  Guanine content equals cytosine
(b) :  Adenine content equals uracil
(c) :  Adenine content equals guanine
(d) :  Guanine content does not necessarily equals its cytosine content.
(e) :  None of the Above
Answer:  Guanine content does not necessarily equals its cytosine content.
Explanation:  

Q: Biotic factors in an ecosystem are:

(a) :  Height and temperature
(b) :  Gravity and Pressure
(c) :  Living organisms
(d) :  Climate and rainfall
(e) :  None of the Above
Answer:  Living organisms
Explanation:  

Q: What are cold-blooded mammals?

(a) :  Animals whose blood is cold
(b) :  Animals who are ferocious
(c) :  Animals whose body temperature varies according to the temperature of atmosphere
(d) :  Animals whose body temperature remains constant
(e) :  None of the Above
Answer:  Animals whose body temperature varies according to the temperature of atmosphere
Explanation:  

Q: The edge effect______ the amount of habitat typical to an ecosystem.

(a) :  increases
(b) :  reduces
(c) :  enhances
(d) :  None of the above
(e) :  None of the Above
Answer:  reduces
Explanation:  

Q: All animals belonging to phylum ___________ are aquatic

(a) :  Coelenterata
(b) :  Porifera
(c) :  Echinodermata
(d) :  All these
(e) :  None of the Above
Answer:  All these
Explanation:  

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