MCQs - BIOLOGY
1. Which of the following is responsible for transporting oxygen in the blood?
a) Hemoglobinb) Insulin
c) Collagen
d) Glucagon
2. The process by which green plants convert sunlight into energy is called:
a) Photosynthesis
b) Respiration
c) Fermentation
d) Transpiration
3. Which of the following is the smallest unit of life?
a) Cell
b) Molecule
c) Organ
d) Tissue
4. The genetic material of a cell is contained in its:
a) Nucleus
b) Mitochondria
c) Ribosomes
d) Chloroplasts
5. Which organ is responsible for filtering waste products from the blood and producing urine?
a) Liver
b) Lungs
c) Kidneys
d) Pancreas
Read More: MDCAT Quiz No. 2
6. The process of cell division in which a single cell divides into two identical daughter cells is called:
a) Mitosis
b) Meiosis
c) Fermentation
d) Osmosis
7. Which of the following is responsible for transmitting signals between different parts of the nervous system?
a) Hormones
b) Enzymes
c) Neurotransmitters
d) Antibodies
8. Which organelle is known as the "powerhouse" of the cell because it produces energy?
a) Nucleus
b) Mitochondria
c) Endoplasmic reticulum
d) Golgi apparatus
9. What is the function of the red blood cells in the human body?
a) Fighting infections
b) Transporting oxygen
c) Digesting food
d) Regulating body temperature
10. Which of the following is a sex-linked genetic disorder characterized by the absence of color vision?
a) Hemophilia
b) Down syndrome
c) Cystic fibrosis
d) Color blindness
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