The Reproductive System — Biology STD 10 — Question

Name the following:
The accessory gland in human males whose secretion activates the sperms

Rearrange the following in correct sequence pertaining to what is given within bracket at the end.
diencephalon ………. Cerebellum …….. medulla oblongata ………. Pons ….. Cerebrum ……. mid-brain (sequence of parts of human brain).

Name the following:
Plants in which lenticular transpiration.

Give the special function of the following:
Somatotrophic hormone

Give Reasons for the Following:
All living things must excrete.

Give Technical Terms: The day celebrated as ‘World Health Day’.

All life on earth Would come to an end if there were no green plants.

A potted plant was taken in order to prove a factor necessary for photosynthesis. The potted plant was kept in the dark for 24 hours. One of the leaves was covered with black paper in the centre. The potted plant was then placed in sunlight for a few hours.

What aspect of photosynthesis was being tested?

Name the following:
Water is absorbed from the soil by which part.

Give Technical Term
The substances which check the rate of transpiration.