Biology Pre-Test

The net effect of photosynthesis, chemically, is reduction, leading to the formation of which products?

• carbon dioxide and carbohydrates

• carbon dioxide and protein

• oxygen and carbohydrates

• oxygen and ATP

A cell membrane is ________________________?

• permeable

• semipermeable

• nonpermeable

• none of the above

A cell uses which of the following to accelerate chemical reactions enabling its metabolic machinery to operate?

• centrosome

• lysosome

• goli apparatus

• enzymes

Which of the following is not part of the metabolic sequence?

• photosynthesis

• respiration

• hydroplasm

• digestion

Which of the following are NOT organelles found in animal cells?

• nucleus and golgi apparatus

• cellular membrane and cytoplasm

• mitochondria and ribosomes

• chloroplast and central vacuole

Light initiates different types of cellular reactions. Which of the following responses to light converts the energy from light into a gain of potential energy?

• phototaxis

• photoperiodism

• photosynthesis

• all of the above

The functional unit of heredity is the ______________________.

• gene

• chromosome

• protein

• nucleus

DNA exists in the form of ____________ strands of DNA coiled about each other.

• double

• triple

• quadruple

• quindruple

Genes are located within the cytoplasm of the cell inside the _____________.

• nucleus

• mitochondria

• cytoplasm

• endoplasmic reticulum

Genetic information is transferred from the nucleus to cytoplasm by way of _______________.

• hydrochloric acid

• deoxyribonucleic acid

• ribonucleic acid

• amino acid