MCQ
The pericardium and the pericardial fluid help in
- ✓Protecting the heart from friction, shocks and keeps it moist
- BPumping the blood
- CReceiving the blood from various parts of the body
- DNone of the above
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| $List-I$ | $List - II$ |
| $(a)$ Spirogyra | $(i)$ Dominant diploid sporophyte vascular plant, with highly reduced male or female gametophyte |
| $(b)$ Fern | $(ii)$ Dominant haploid free-living gametophyte |
| $(c)$ Funaria | $(iii)$ Dominant diploid sporophyte alternating with reduced gametophyte called prothallus |
| $(d)$ Cycas | $(iv)$ Dominant haploid leafy gametophyte alternating with partially dependent |
Choose the correct answer from the options given below:
Reason : Anti-diuretic hormone $(ADH)$ is secreted by the posterior lobe of pituitary gland.
$I.$ The medulla is connected to the spinal cord
$II.$ Medulla contains controlling centres for respiration, cardiovascular reflexes and gastric secretion
$III.$ Cerebellum has very convoluted surface in order to provide the additional space for more neurons