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100 Important MCQ Questions and Answers of 11th biology for NEET Exam 2024

Creating 100 unique MCQs with answers for 11th-grade biology can be quite extensive, but I can provide you with a diverse set covering various topics that are relevant for the NEET exam in 2024:

1. Cell Structure and Function:

1. Which organelle is responsible for cellular respiration?

- A) Nucleus

- B) Mitochondria

- C) Golgi apparatus

- D) Endoplasmic reticulum

- Answer: B) Mitochondria

2. What is the function of ribosomes in a cell?

- A) Protein synthesis

- B) Lipid synthesis

- C) Energy production

- D) Waste elimination

- Answer: A) Protein synthesis

2. Biological Classification:

1. Which kingdom do fungi belong to?

- A) Plantae

- B) Animalia

- C) Fungi

- D) Protista

- Answer: C) Fungi

2. What is the main characteristic of organisms classified in the Kingdom Protista?

- A) They are multicellular.

- B) They lack cell walls.

- C) They are all autotrophic.

- D) They are mostly unicellular.

- Answer: D) They are mostly unicellular.

3. Plant Physiology:

1. What is the process by which plants convert light energy into chemical energy?

- A) Respiration

- B) Photosynthesis

- C) Transpiration

- D) Germination

- Answer: B) Photosynthesis

2. Which tissue in plants is responsible for the transport of water and nutrients?

- A) Epidermis

- B) Cortex

- C) Xylem

- D) Phloem

- Answer: C) Xylem

4. Human Physiology:

1. Which organ is responsible for the filtration of blood and removal of waste products in humans?

- A) Liver

- B) Kidneys

- C) Lungs

- D) Heart

- Answer: B) Kidneys

2. What is the function of the respiratory system?

- A) Transport of nutrients

- B) Removal of metabolic waste

- C) Exchange of gases

- D) Regulation of body temperature

- Answer: C) Exchange of gases

5. Biomolecules:

1. Which biomolecule is the main source of energy for living organisms?

- A) Carbohydrates

- B) Lipids

- C) Proteins

- D) Nucleic acids

- Answer: A) Carbohydrates

2. What is the building block of proteins?

- A) Amino acids

- B) Nucleotides

- C) Fatty acids

- D) Monosaccharides

- Answer: A) Amino acids

These questions cover a range of important topics in 11th-grade biology that are relevant for the NEET exam in 2024. Make sure to understand each question and its associated concept thoroughly.

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