TNPSC Biology Study Material in Tamil & English Pdf - 1
Question: 1
Phosphorus is essential for
(A) Stem formation
(B) Root growth
(C) Plant growth
(D) Flowering
Ans: C
Plant growth
Question: 2
The inner concave part of the kidney is called as
(A) Hilus
(B) Medulla
(C) Pyramid
(D) Cortex
Ans: A
Hilus
Question: 3
Which are called as the cell secretary centers?
(A) Golgi bodies
(B) Protoplasm
(C) Lysosome
(D) Mitochondria
Ans: A
Golgi bodies
Question: 4
The cell organelle not found in the plants is
(A) Mitochondria
(B) Centrosome
(C) Nucleus
(D) Plastids
Ans: B
Centrosome
Question: 5
The blood cancer is called
(A) Lymphoma
(B) Leukemia
(C) Carcinoma
(D) Sarcoma
Ans: B
Leukemia
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