Biology: Sem 1 Review

What is being measured in a scientific experiment

• experimental group.

• control group.

• independent group.

• dependent variable.

A scientific theory can be strengthened by

• no repetition of experiments.

• confirmation by many researchers.

• decreased observations.

• testing assumptions.

What are the building blocks to proteins?

• amino acids

• monosaccharides

• glycerol

• fatty acids

The smallest unit of life that can perform life's processes is/are

• organelles.

• the cell.

• tissues.

• organ systems.

The macromolecule that is responsible for short-term energy storage would be

• lipids.

• proteins.

• carbohydrates.

• amino acids.

The specific name for the movement of water from a high concentration to a low concentration is

• diffusion

• osmosis

• active transport

• passive transport

Cellular respiration takes place in the

• nucleus

• chloroplast

• vacuole

• mitochondria

sugar + oxygen _--> carbon dioxide+ water + Energy is the formula for

• photosynthesis.

• cellular respiration.

Prokaryotes and all eukaryotes share which of the following characteristics?

• Cell wall and nucleus

• Plasma membrane and nucleus

• Cytoplasm and plasma membrane

• Ribosomes and cell wall

An example of a prokaryotic cell is a

• bacterial cell.

• animal cell.

• plant cell.

• fungus.