The structural and functional unit of living organisms is
(A) cell
(B) tissue
(C) organs
(D) system
What is an antigen?
(A) result of antibody
(B) opposite to antibody
(C) stimulation to build up antibodies
(D) antibody residue
In whose cells is the cellulosic wall found?
(A) Animals
(B) bacteria
(C) Fungi
(D) Plants
What causes the cell to swell?
(A) protoplasm
(B) exosmosis
(C) intermolecular osmosis
(D) diffusion
The volume of the cell increases when placed in
(A) hyperosmotic solution
(B) hypoosmotic solution
(C) Hypotonic Solution
(D) none of these
Who among the following is the person who did the first character analysis of DNA?
(A) Arthur Kornberg
(B) Hargobind Khurana
(C) M. W. nirenberg
(D) Watson and Crick
The branch of biology concerned with the study of cells is called
(A) Cytology
(B) Histology
(C) Psychology
(D) Physiology
Which of the following is also called the 'Power Plant' of SAIL?
(A) Golgi body
(B) Mitochondrion
(C) Ribosomes
(D) Lysosomes
Cellulose is the main component of which of the following?
(A) cell wall
(B) cell art
(C) secondary wall of xylem
(D) body wall of insects
Match: List-I List-II
(a) Aquaculture(1) Silk
(b) Floriculture (2) Grapes
(c) Sericulture (3) Flowers
(d) Viticulture (7) Fish
Code :
(a) (b) (c) (d)
(A) 4321
(B) 3412
(C) 3421
(D) 4312
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