Biology MCQS

901. _ is the reversal of Prophase.
(A) Anaphase
(B) Interphase
(C) Telophase
(D) Metaphase

902. The movement of molecules from an area of higher concentration to the area of lower concentration is called?
(A) Diffusion
(B) Active Transport
(C) Passive transport
(D) Osmosis

903. Chromosomes are composed of?
(A) DNA
(B) RNA
(C) Lipids
(D) Proteins and DNA

904. Biologists use a discussion and reasoning procedure to formulate a?
(A) Theory
(B) Data
(C) Law
(D) Hypothesis

905. The percentage of water in the protoplasm of all organisms is?
(A) 60-65%
(B) 60-70%
(C) 55-60%
(D) 65-70%

906. An example of a micromolecule is?
(A) Glucose
(B) Protein
(C) Starch
(D) Lipids

907. Villi are found in?
(A) Small intestine
(B) Large intestine
(C) Stomach
(D) Esophagus

908. Carbohydrates and protein, when combined form:
A. Amino acids
B. Fiber
(C. Mucus)
D. Nucleic acids

909. Age, activities, and lifestyle determine:
A. Peristalsis
B. Rate of reaction
(C. Amount of food materials)
D. Sleep time

910. Lack of ascorbic acid causes:
A. Tooth decay
B. Demineralization of bones
C. Calcification of soft tissues
(D. Poor healing of wounds)