TNPSC Biology Previous Year Question Papers - 1

Question: 1

Tobacco mosaic is caused by a

(A) Nematode

(B) Virus

(C) Fungus

(D) Bacterium

Question: 2

The plant used by Mendel for his researches is

(A) Algae

(B) Beans

(C) Peas

(D) Musa

Question: 3

Which method is not applicable for treatment of cancer

(A) Chemotherapy

(B) Vaccination

(C) Laser therapy

(D) Hormone therapy

Question: 4

The cell division occurring in the formation of reproductive cells is called

(A) Multiple fission

(B) Meiosis

(C) Mitosis

(D) Binary fission

Question: 5

Cell theory was postulated by

(A) Schleiden and Schwann

(B) Robert Hooke

(C) Purkinje

(D) Robert Brown