If = 3 î - ĵ + 4

question 72

Short Answer

If = 3 î - ĵ + 4 and = x î + ĵ - 5 , find x so will be perpendicular to .

Understand the evolutionary adaptation and significance of megaphylls in plant evolution.

Differentiate between plant groups based on phylogenetic relationships.

Describe the adaptations land plants have made to survive terrestrial life.

Understand the role of plants in shaping Earth's ecosystem and atmosphere.

---

Definitions:

Autotrophic

Organisms that are capable of producing their own food from inorganic substances using light or chemical energy, like plants through photosynthesis.

Heterotrophic

Describes organisms that obtain their energy by consuming other organisms since they cannot synthesize their own food.

Fimbria

Short, hair-like structures on the surface of a cell, particularly bacteria, used for attachment to surfaces or other cells.

Transferring DNA

The process of moving DNA from one organism to another, often used in genetic engineering and biotechnology techniques.