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166. Alga Acetabularia is
A. Unicellular procaryote
B. Multicellular procaryote
C. Unicellular eucaryote
D. Multicellular eucaryote
Explanation:
167. Larger sized organisms usually have
A. Large sized cells
B. More noncellular material
C. Higher number of cells
D. More cellular excretions
Explanation:
168. Nose piece of microscope is
A. Eye piece
B. Capable of revolving
C. Site for objective
D. Both B and C
Explanation:
169. Average size of human body cells is
A. 5 – 10 μm
B. 10 – 15 μm
C. 20 – 30 μm
D. 70 – 80 μm
Explanation:
170. Nucleus was discovered by
A. Robert Brown
B. Leeuwenhoek
C. Robert Hooke
D. Schleiden and Schwann
Explanation: