Explanation

Plants uptake nutrients from all three sources:

• Air: carbon dioxide (CO2) and oxygen (O2) through photosynthesis
• Water: dissolved nutrients and minerals through their roots
• Soil: nutrients and minerals like nitrogen, phosphorus, potassium, and others through their roots

Explanation

Artificial vegetative reproduction involves techniques used to propagate plants asexually, including:

• Budding (attaching a bud to a rootstock)
• Layering (rooting a stem while still attached to the parent plant)
• Grafting (joining a stem to a rootstock)

Explanation

Mating between distantly related individuals is known as outbreeding.

This practice helps increase genetic diversity and reduce the chances of hereditary diseases.

Explanation

The International Rice Research Institute (IRRI) in the Philippines is responsible for maintaining the global gene pool of rice.

It is a collection of rice genetic resources from around the world.

Explanation

"Pakistan's polio immunization campaign began in 1974, but eradication efforts officially started in 1994.

The country had the most polio cases worldwide in 2014."

Explanation

The Tetanus toxoid vaccine is typically injected into the muscle of the upper arm.

This intramuscular injection ensures effective absorption and immune response.

Explanation

• Magma: Hot liquid rock located deep underground inside the mantle or crust
• When this molten rock erupts or flows onto the Earth's surface, it is known as lava
  
  

Explanation

Heroin is an injectable drug, and sharing needles or syringes contaminated with the blood of an HIV-positive person can transmit the virus.

It leading to AIDS (Acquired Immunodeficiency Syndrome).

Explanation

Somatotropin, also known as Growth Hormone (GH).

It plays a crucial role in regulating growth and development.

Excessive production of GH can lead to gigantism or acromegaly, while deficiency can result in dwarfism or growth hormone deficiency.

Explanation

A tremor is a type of movement disorder characterized by involuntary, rhythmic tremors or shaking movements of a part of the body, such as the hands, arms, legs, or head.

It can be caused by various factors, including neurological conditions like Parkinson's disease, essential tremor, or dystonia.