1
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
In genetic engineering, a DNA segment (gene) of interest,is transferred to the host cell through a vector. Consider the following four agents (A-D) in this regard and select the correct option about which one or more of these can be used as a vecotr / vectors –
(A) a bacterium
(B) plasmid
(C) plasmodium
(D) bacteriophage
A
(B) and (D) only
B
(A) and (C) only
C
(A), (B) and (D) only
D
(A) only
2
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
Which one of the following is now being commercially produced by biotechnological procedures ?
A
Insulin
B
Morphine
C
Nicotine
D
Quinine
3
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
Which one of the following is most appropriately defined ?
A
Parasite is an organism which always lives inside the body of other organism and may kill it.
B
Host is an organism which provides food to another organism.
C
Amensalism is a relationship in which one species is benefited where as the other is unaffected
D
Predator is an organism that catches and kills other organism for food.
4
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
Which of the following representations shows the pyramid of numbers in a forest ecosystem ? AIPMT 2010 Mains Biology - Ecosystem Question 36 English
1
B
2
A
3
D
4
C
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