Which part of human brain is concerned with the regulation of body temperature? |
|||||||
a) |
Medulla oblongata |
b) |
Cerebellum |
c) |
Cerebrum |
d) |
Hypothalamus |
Which part of human brain is concerned with the regulation of body temperature? |
|||||||
a) |
Medulla oblongata |
b) |
Cerebellum |
c) |
Cerebrum |
d) |
Hypothalamus |
(d)
In human brain, hypothalamus is a centre for hunger, thirst, sweating, sleep, fatigue, temperature, anger, pleasure, love, hate and satisfaction.
Study the following statements of plants growth I. One single maize root apical meristem can give rise to more than 17500 new cells per hour II. A cell in watermelon can increase its size up to 3,50,000 times III. Growth of pollen tube is measured in the terms of its length IV. Growth in dorsiventral leaf is measured in terms of an increase in its surface area Choose the correct option |
|||||||
a) |
I and II |
b) |
II and III |
c) |
III and IV |
d) |
I, II, III and IV |
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