Cancer

Q. Cell division in mitosis is a normal process in a living cell but sudden and abnormal mitosis in an organ can sometimes result in

1. Cancer
2. New organ
3. Zygote
4. Gastrula

Q.

What is cancer? How is it caused?

Q. effect of calcium Ion on bones

Q. What is the causative agent of cervical cancer and liver cancer?

1. HPV and HCV
2. HPV and Oncovirus
3. Epstein - Barr Virus and HCV
4. Human Papilloma Virus and Hepatitis C Virus

Q. _______ is a critical condition produced as a result of failure of cell cycle regulation.

1. Epistasis
2. Cancer
3. Apoptosis
4. Metastasis

Q. How do immune cells identify cancer cells as non-self ?

1. Cancer cells have distorted shape
2. Cancer cells release dangerous chemicals
3. Cancer cells display abnormal markers on their surface
4. Cancer cells change colour

Q.

Describe all the clotting factors of blood, including the hypothetical factors.

Q. Cancer cells lose their ability to divide and form new cells.

1. False
2. True

Q. Read the following statements (i - iv) and identify the wrong statements.

(i) The tumors of haematopoietic cells are called leukemia.
(ii) Cancer arising from the fat tissues of internal organs and glands is referred to as melanoma.
(iii) Sarcoma is a type of cancer where bone and cartilages are involved.
(iv) Only benign tumors are called true cancer or neoplasm.

1. (i) and (iii) only
2. (i) and (ii) only
3. (ii) and (iv) only
4. (ii) and (iii) only

Q. An endogenous chemical agent of disease is

1. Uric acid
2. Protein deficiency
3. Vitamin deficiency
4. Pollutants

Q. what is meant by quiescent stage?

Q. Which of the following cause cancer in humans?

1. Visible light
2. UV rays
3. X-Rays
4. Microwaves
5. Gamma rays
6. Some viruses
7. Some bacteria
8. Tobacco

Q.

what are mast cells?