Megaspores Are Produced

question 56

Multiple Choice

Megaspores are produced

• A)within ovules.
• B)within seeds.
• C)by pollen grains.
• D)by the gametophyte.
• E)by the union of egg and sperm cells.

---

Definitions:

Hydrothermal Vents

Deep-sea ecosystems found near geothermally heated water emissions, rich in unique life forms adapted to high-pressure, low-light conditions.

Sulfur Springs

Natural springs that emit water containing a high concentration of sulfur and other minerals, often used for therapeutic benefits.

Chemoautotroph

Organisms that obtain energy by the oxidation of inorganic substances, using this energy to synthesize organic molecules from carbon dioxide.

Inorganic Compounds

Inorganic compounds are chemical compounds lacking carbon-hydrogen bonds, notable for their role in various industrial processes and biological systems.