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Contents in Ncert Xtract Biology Pdf
In this pdf book, There are a total of 38 chapters. These names are the following:
- The Living World
- Biological Classification
- Plant Kingdom
- Animal Kingdom
- Morphology of Flowering Plants
- Anatomy of Flowering Plants
- Structural Organisation in Animals
- Cell: The Unit of Life
- Biomolecules
- Cell Cycle and Cell Division
- Transport in Plants
- Mineral Nutrition
- Photosynthesis
- Respiration in Plants
- Plant Growth and Development
- Digestion and Absorption
- Breathing and Exchange of Gases
- Body Fluids and Circulation
- Excretory Products and their Elimination
- Locomotion and Movement
- Neural Control and Coordination
- Chemical Coordination and Integration
- Reproduction in Organisms
- Sexual Reproduction in Flowering Plants
- Human Reproduction
- Reproductive Health
- Principles of Inheritance & Variation
- Molecular Basis of Inheritance
- Evolution
- Human Health and Disease
- Strategies for Enhancement in Food Production
- Microbes in Human Welfare
- Biotechnology: Principles and Processes
- Biotechnology and its Applications
- Organisms and Population
- Ecosystem
- Biodiversity and its Conservation
- Environmental Issues
Important Questions of Biology
What is the main function of the circulatory system in the human body?
A) Digestion
B) Respiration
C) Transportation of nutrients and oxygen
D) Reproduction
Answer: C) Transportation of nutrients and oxygen
Which of the following is the largest organ in the human body by weight?
A) Brain
B) Heart
C) Liver
D) Kidney
Answer: C) Liver
Which of the following is NOT a type of muscle tissue?
A) Skeletal
B) Cardiac
C) Nervous
D) Smooth
Answer: C) Nervous
Which gas do humans primarily exhale during respiration?
A) Carbon dioxide
B) Oxygen
C) Nitrogen
D) Hydrogen
Answer: A) Carbon dioxide
What is the process by which a cell divides into two identical daughter cells called?
A) Mitosis
B) Meiosis
C) Fertilization
D) Osmosis
Answer: A) Mitosis
Which of the following is responsible for carrying oxygen in the bloodstream?
A) Hemoglobin
B) Platelets
C) White blood cells
D) Plasma
Answer: A) Hemoglobin
What is the primary function of the cerebellum in the brain?
A) Memory storage
B) Motor coordination and balance
C) Emotion regulation
D) Language processing
Answer: B) Motor coordination and balance
Which organelle is known as the “powerhouse” of the cell?
A) Nucleus
B) Golgi apparatus
C) Mitochondrion
D) Endoplasmic reticulum
Answer: C) Mitochondrion
What is the role of chlorophyll in photosynthesis?
A) Producing oxygen
B) Absorbing carbon dioxide
C) Absorbing sunlight
D) Storing glucose
Answer: C) Absorbing sunlight
Which of the following is responsible for the sense of hearing in humans?
A) Retina
B) Cochlea
C) Taste buds
D) Olfactory bulb
Answer: B) Cochlea
Important Questions of Biology for NTA NEET
Which of the following is a non-renewable source of energy?
A) Wind power
B) Natural gas
C) Solar power
D) Geothermal energy
Answer: B) Natural gas
What is the main function of the red blood cells (erythrocytes) in the bloodstream?
A) Blood clotting
B) Immune response
C) Carrying oxygen
D) Producing antibodies
Answer: C) Carrying oxygen
Which of the following is a function of the large intestine (colon)?
A) Digestion of proteins
B) Absorption of water and minerals
C) Production of bile
D) Filtering toxins from the blood
Answer: B) Absorption of water and minerals
What is the genetic material found in the nucleus of eukaryotic cells?
A) RNA
B) Protein
C) DNA
D) Lipid
Answer: C) DNA
Which gas is produced during the process of fermentation in cells?
A) Oxygen
B) Carbon dioxide
C) Nitrogen
D) Ethanol (alcohol)
Answer: D) Ethanol (alcohol)
What is the smallest unit of an element that retains its chemical properties?
A) Atom
B) Molecule
C) Cell
D) Compound
Answer: A) Atom
Which of the following is responsible for converting food into chyme in the stomach?
A) Pepsin
B) Insulin
C) Amylase
D) Hemoglobin
Answer: A) Pepsin
Which part of the flower contains the female reproductive organs?
A) Petal
B) Stamen
C) Pistil (carpel)
D) Sepal
Answer: C) Pistil (carpel)
What is the function of the alveoli in the respiratory system?
A) Pumping blood to the body
B) Exchanging oxygen and carbon dioxide
C) Producing digestive enzymes
D) Filtering toxins from the blood
Answer: B) Exchanging oxygen and carbon dioxide
Which of the following is NOT a major tissue type in the human body?
A) Epithelial
B) Nervous
C) Muscular
D) Fungal
Answer: D) Fungal
Details of pdf of Ncert Xtract Biology
| Book Name | Disha Objective NCERT Xtract Biology |
| Author Name | Disha Experts |
| Pdf Language | English |
| Pdf Size | 40 Mb |
| Total Pages | 594 |
Download the pdf of Ncert Xtract Biology
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