1
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Change Language
The species confined to a particular region and not found elsewhere is termed as -
A
Alien
B
Rate
C
Endemic
D
Keystone
2
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Change Language
The introduction of t-DNA into plants involves -
A
Altering the pH of the soil, then heatshocking the plants
B
Infection of the plant by Agrobacterium tumefaciens
C
Exposing the plants to cold for a brief period
D
Allowing the plant roots to stand in water
3
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Change Language
The body cell in cockroach discharge their nitrogenous waste in the haemolymph mainly in the form of -
A
Urea
B
Potassium urate
C
Calcium carbonate
D
Ammonia
4
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Change Language
Read the different components from (1) to (4) in the list given below and tell the correct order of the components with reference to their arrangement from outer side to inner side in a woody dicot stem :
(1) Secondary cortex
(2) Wood
(3) Secondary phoem
(4) Phellem
The correct order is :
A
(3), (4), (2), (1)
B
(4), (1), (3), (2)
C
(4), (3), (1), (2)
D
(1), (2), (4), (3)