Columbalivia domestica is the scientific name of Pigeon




1. Columbalivia domestica is the scientific name of
(a) Pigeon
(b) Snake
(c) Rabbit
(d) Shark

Ans.(a)

2. “Sodium Pump” operates in
(a) Muscle contraction
(b) Heart beat
(c) Nerve impulse
(d) None of the above

Ans.(c)

3. Which of the following is used as a moderator in nuclear reactors?
(a) Thorium
(b) Graphite
(c) Ordinary water
(d) Radium

Ans.(b)

4. The edible part of an onion is
(a) Modified root
(b) Aerial flower
(c) Aerial stem
(d) Fleshy leaves

Ans.(d)

Leave a Reply

Your email address will not be published. Required fields are marked *