Structure of Chromosomes — Biology STD 10 — Question

Name the following:
Movement of ions from the region of lower concentration to higher concentration by using energy (ATP).

Name the Following :
The period of intrauterine development of the embryo.

Name the Following :
Thin membranous sac serving as the reservoir of urine.

Explain the Term: Prophylaxis

Given below are five terms. Rewrite the terms in the correct order so as to be in logical sequence with regard to photosynthesis: (i) water molecules, (ii) oxygen, (iii) grana, (iv) hydrogen and hydroxyl ions, (v) photons.

Name the Following :
The fluid found between the membranes of the heart.

What are 3 types of industrial pollutants?

Name the Following :
Another term for birth rate.

Name the cells of the retina that are sensitive to colours.

Name the Following :
The process by which excess of water is forced out directly from the tips of veins in the leaf.