Explanation

The sentence has one independent clause ("it barked loudly") and one dependent clause ("When the dog chased the cat").

This structure defines a complex sentence.

Explanation

In the sentence "They showed much patience":

"Much" is an adjective modifying the noun "patience" (quantifying it).

"They": Pronoun (subject).

"Showed": Verb.

"Patience": Noun.

Explanation

An aqueous solution is one where the solute is dissolved in water.

"Aqua" means water, making it the key solvent in such solutions.

Explanation

Sepals are part of the flower that protects the developing bud but do not participate in reproduction.

Pollen grain, ovule, and carpel are directly involved in the reproductive process.

Explanation

Modern research has increasingly adopted a cooperative nature, characterized by:

• Collaborative projects (interdisciplinary teams, global partnerships).
• Open-access initiatives (shared data, peer-review networks).
• Community-based participatory research (CBPR) (engaging stakeholders in all phases).

Explanation

Concave mirrors focus light into a strong, parallel beam, making them ideal for headlights and searchlights.

They reflect light from the bulb placed at their focus point, projecting it forward efficiently.

Explanation

The elements of kindness, respect, and charity align closely with the democratic way of life, which emphasizes:

• Equality and mutual respect (valuing all individuals).
• Compassion and social responsibility (charity as a civic virtue).
• Inclusivity and fairness (core to democratic societies).

Explanation

A food web is formed by interconnected food chains in an ecosystem.

It shows multiple feeding relationships and energy flow among organisms.