Test your knowledge with MCQ on the Living World for NEET Exam 2024! Perfect for preparing for competitive exams in 2024.
MCQ on the Living World for NEET Exam 2024
1. Which of the following is NOT a characteristic of living organisms?
a) Reproduction
b) Growth and Adaptation
c) Inorganic composition
d) Homeostasis
Answer: c) Inorganic composition
2. The role of oxygen in living organisms is primarily:
a) To form structural proteins
b) To assist in reproduction
c) To produce energy during aerobic respiration
d) To maintain homeostasis
Answer: c) To produce energy during aerobic respiration
3. What is the significance of sodium chloride in metabolic functions?
a) It assists in reproduction
b) It maintains the pH level of water
c) It plays a role in respiration
d) It helps in maintaining homeostasis
Answer: d) It helps in maintaining homeostasis
4. Proteins are important in living organisms mainly because:
a) They provide energy during respiration
b) They form the structural basis of organisms
c) They assist in adaptation
d) They regulate water levels
Answer: b) They form the structural basis of organisms
5. What is the function of lipids in living organisms?
a) To provide structural support
b) To store and release energy
c) To facilitate reproduction
d) To maintain pH balance
Answer: b) To store and release energy
6. The process through which living organisms maintain and control their internal states is known as:
a) Reproduction
b) Growth
c) Homeostasis
d) Adaptation
Answer: c) Homeostasis
7. Which biomolecule is characterized by being long chains of amino acids connected by peptide bonds?
a) Carbohydrates
b) Lipids
c) Proteins
d) Nucleic acids
Answer: c) Proteins
8. What is the primary role of water in living organisms?
a) To provide energy
b) To form structural proteins
c) To maintain homeostasis
d) To regulate pH levels
Answer: c) To maintain homeostasis
9. Which of the following is NOT a characteristic of living organisms?
a) Respiration
b) Reproduction
c) Metabolism
d) Inorganic composition
Answer: d) Inorganic composition
10. The process through which energy is released from organic compounds to assist in various life processes is known as:
a) Respiration
b) Photosynthesis
c) Digestion
d) Reproduction
Answer: a) Respiration