xerophthalmia Is a deficiency disease caused by lack of
1). Vitamin A
2). Vitamin B
3). Vitamin C
4). Vitamin D
1. Which structure is common to plant and animal cells?
2. Which cells in our body have the least regenerative power
4. The term gene was coined by
5. Question 11:Illustrate the taxonomical hierarchy with suitable examples of a plant and an animal.
6. Toxicology is related to the study of
7. Which one is found in a pair in each chromosome?
8. Question 4:Find out what do the terms ‘algal bloom’ and ‘red-tides’ signify.
9. The litmus paper utilized in the chemical laboratories is made of :
10. The age of a tree can be determined more or less accurately by