1
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
Which one of the following is a primary consumer in maize field ecosystem ?
A
Phytoplankton
B
Lion
C
Grasshopper
D
Wolf
2
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
The common characteristics between tomato and potato will be maximum at the level of their
A
family
B
order
C
division
D
genus.
3
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
According to law of photochemical equivalence the energy absorbed (in ergs/mole) is given as (h = 6.62 $$ \times $$ 10$$-$$27 ergs, c = 3 $$ \times $$ 1010 cm s$$-$$1, NA = 6.02 $$ \times $$ 10$$-$$23 mol$$-$$1)
A
$${{1.196 \times {{10}^8}} \over \lambda }$$
B
$${{2.859 \times {{10}^5}} \over \lambda }$$
C
$${{2.859 \times {{10}^{16}}} \over \lambda }$$
D
$${{1.196 \times {{10}^{16}}} \over \lambda }$$
4
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
Some reactions of amines are given. Which one is not correct?
A
NEET 2013 (Karnataka) Chemistry - Organic Compounds Containing Nitrogen Question 38 English Option 1
B
CH3CH2NH2 + HNO2 $$ \to $$ CH3CH2OH + N2
C
CH3NH2 + C6H5SO2Cl $$ \to $$ CH3NHSO2C6H5
D
(CH3)2NH + NaNO2 + HCl  $$ \to $$ (CH3)2N $$-$$ N $$=$$ O