(A) Vitamin A
(B) Vitamin B
(C) Vitamin C
(D) Vitamin D
Answer: (C) Vitamin C
Category: Biology MCQs Class 9
Biology solved multiple choice questions (MCQs) for class 9 with answers.
How many molecules of CO2 are produced when Krebs cycle operates once?
(A) 01
(B) 02
(C) 03
(D) 06
Answer: (B) 02
In which phase of Cell Cycle, the cell is preparing enzymes for Chromosome duplication.
(A) G1 phase
(B) G2 phase
(C) S phase
(D) M phase
Answer: (A) G1 phase
The Inner membrane of mitochondria forms many Infoldings which are called:
(A) Thylakoids
(B) Cristae
(C) Stroma
(D) Granum
Answer: (B) Critae
Who discovered the method of binomial nomenclature?
(A) Tourn Fort
(B) John Ray
(C) E. Chatton
(D) Carolus Linnaeus
Answer: (D) Carolus Linnaeus