Control and Coordination
Involuntary actions including blood pressure, salivation and vomiting are controlled by-
(1) Cerebellum
(2) Pons
(3) Cerebrum
(4) Medulla
| A. | Option 1 |
| B. | Option 2 |
| C. | Option 3 |
| D. | Option 4 |
|
Option: 4 Solution : -. |
Control and Coordination
Which one is anti transpirant hormones?
(1) Auxin
(2) Cytokinin
(3) Abscisic Acid
(4) Gibberellin
| A. | Option 1 |
| B. | Option 2 |
| C. | Option 3 |
| D. | Option 4 |
|
Option: 3 Solution : -. |
Control and Coordination
The seat of intelligence, thinking and judgment in human brain is ----
(1) Cerebrum
(2) Medulla oblongata
(3) Cerebellum
(4) Mid brain
| A. | Option 1 |
| B. | Option 2 |
| C. | Option 3 |
| D. | Option 4 |
|
Option: 1 Solution : -. |
Control and Coordination
Which of the following pairs are correctly matched?
(i) Cereal crops - Sorghum (ii) Pulse crops - Lentil
(iii) Oil seed crops - Sesame (iv) Fodder crops - Castor
(1) (i) & (ii) (2) (ii) & (iv) (3) (i), (ii) & (iii) (4) (iii) & (iv)
| A. | Option 1 |
| B. | Option 2 |
| C. | Option 3 |
| D. | Option 4 |
|
Option: 3 Solution : -. |
Control and Coordination
The sensitive plant Mimosa pudica shows seismonastic movement as a result of which the whole leaf droops down. The drooping is due to _____.
(1) Loss of turgidity of the basal part of the leaf
(2) Swelling of the basal part of the leaf
(3) Change in direction of the leaf growth
(4) None of these
| A. | Option 1 |
| B. | Option 2 |
| C. | Option 3 |
| D. | Option 4 |
|
Option: 1 Solution : -. |
Control and Coordination
If you keep a ripened fruit in the midst of a basket of raw fruits, all the fruit s get ripened in short period. Because of
(1) Auxin produced by ripened fruits.
(2) Abscisic acid produced by ripened fruits.
(3) Ethylene produced by ripened fruits.
(4) Gibberellins produced by ripened fruits.
| A. | Option 1 |
| B. | Option 2 |
| C. | Option 3 |
| D. | Option 4 |
|
Option: 3 Solution : -. |
Control and Coordination
The major natural Auxin is ….
(1) IBA
(2) 2, 4D
(3) IAA
(4) NAA
| A. | Option 1 |
| B. | Option 2 |
| C. | Option 3 |
| D. | Option 4 |
|
Option: 3 Solution : -. |
Control and Coordination
How many pairs of spinal nerves arise from spinal cord ?
(1) 31 Pairs (2) 30 Pairs (3) 40 Pairs (4) None of these
| A. | Option 1 |
| B. | Option 2 |
| C. | Option 3 |
| D. | Option 4 |
|
Option: 1 Solution : -. |
Control and Coordination
An average Gestation period in Human beings is .....
(1) 290 days
(2) 280 days
(3) 275 days
(4) 300 days
| A. | Option 1 |
| B. | Option 2 |
| C. | Option 3 |
| D. | Option 4 |
|
Option: 2 Solution : -. |
Control and Coordination
Which of the following gives the correct sequence of the composition a reflex arc?
(1) receptors -> muscle -> sensory neuron -> motor neuron -> spinal cord
(2) receptors -> motor neuron -> spinal cord -> sensory neuron -> muscle
(3) receptors -> spinal cord -> sensory neuron -> motor neuron -> muscle
(4) receptors -> sensory neuron -> spinal cord -> motor neuron -> muscle
| A. | Option 1 |
| B. | Option 2 |
| C. | Option 3 |
| D. | Option 4 |
|
Option: 4 Solution : -. |
