Explanation

• Protease is the enzyme that breaks down proteins into amino acids.
• It helps digest proteins in the digestive system.
• Proteases are produced in the stomach, pancreas, and small intestine.
• Amino acids are absorbed by the small intestine.

Verified & Updated

Explanation

• An endemic disease is a disease that is constantly present in a specific population or geographic area.
• Examples:
• Malaria
• Chickenpox
• Dengue Fever

Additional information 

• Epidemic: A sudden, unexpected spike in cases within a specific community or region.
• Pandemic: An epidemic that has spread globally, covering multiple countries or continents.

Last updated by NA on 16-07-2026

Explanation

• Meteorology is the science of the atmosphere and weather patterns.

Additional information 

• Climatology: weather patterns and climate changes over time.
• Oceanography:  oceans, marine ecosystems, currents, and the seabed.
• Geology: Earth's solid rocks, minerals, and the physical history of its structure.
• Astronomy: celestial objects, space, and the physical universe beyond Earth

Last updated by NA on 16-07-2026

Explanation

• Oranges are well-known for being rich in Vitamin C.
• It is essential for immune function, skin health, and other bodily processes.

Additional information 

• Vitamins are essential nutrients
• That your body requires in small amounts to function, grow, and develop properly.
• They are divided into two main groups:
• water-soluble (like Vitamin C and the B-vitamins)
• fat-soluble (like Vitamin A, D, E, and K)

Last updated by NA on 16-07-2026

Explanation

• Feathers and hollow bones make birds light for flight.
• Feathers provide lift, balance, and insulation.
• Hollow bones reduce body weight while remaining strong.
• These adaptations help birds fly efficiently and conserve energy.
• Most flying birds have hollow (pneumatic) bones.

Verified & Updated

Explanation

• A cell shrinks due to osmosis when placed in a concentrated salt solution.
• Water moves out of the cell into the salt solution through the cell membrane.
• This happens because the outside solution is hypertonic.
• As water leaves the cell, it loses volume and shrinks.
• This process is called osmosis.

Verified & Updated

Explanation

• The liver is the largest gland in the human body.
• It is situated in the right upper quadrant of the abdomen, beneath the diaphragm, and above the stomach.
• It is reddish-brown.
• It is weighs approximately 1.5 kg.

• The pineal gland is the smallest gland.
• It about the size of a grain of rice.
• It weighs approximately 150 mg.
• It is part of the endocrine system.

Explanation

• Endocrinology is the scientific study of hormones and the endocrine system.
• It deals with glands that produce hormones to regulate body functions.
• Hormones control growth, metabolism, reproduction, and blood sugar.
• The endocrine system helps maintain the body's internal balance (homeostasis).

Additional information:

• Neurology → Study of the nervous system
• Cardiology → Study of the heart

Verified & Updated

Explanation

• MRI (Magnetic Resonance Imaging) is the best scan for detailed images of soft tissues, ligaments, and the brain.
• It uses strong magnets and radio waves.
• MRI provides highly detailed images of organs and soft tissues.

Additional information:

• CT Scan: Bones, internal bleeding, chest and trauma injuries
• X-ray: Broken bones, teeth, chest examination
• Ultrasound: Pregnancy and soft organs

Verified & Updated

Explanation

• During photosynthesis, plants absorb carbon dioxide (CO₂) from the atmosphere.
• They use carbon dioxide, water, and sunlight to prepare food (glucose).
• During this process, plants release oxygen (O₂) into the atmosphere.
• Photosynthesis mainly takes place in the chloroplasts of green leaves.

Verified & Updated