Free ATDH Biology and General Chemistry Questions and Answers

Question 1

What is the major function of the Golgi apparatus?

Accepted Answer

Sorting secretory and membrane proteins

Answer

Making steroid hormones

Answer

Translating messenger RNA into protein

Answer

Replicating chromosomal DNA

Question 2

Which might have an RNA genome?

Accepted Answer

Viruses

Answer

Bacteria

Answer

Fungi

Answer

Protists

Question 3

To maintain homeostasis, a drop in body temperature in a mammal is generally followed by:

Accepted Answer

shivering.

Answer

sweating.

Answer

decreasing blood flow to the core.

Answer

a fever.

Question 4

Which type of RNA binds an amino acid and carries it to the ribosome?

Accepted Answer

Transfer

Answer

Small nuclear

Answer

Messenger

Answer

Ribosomal

Question 5

Which condition is characterized by a symbiotic association between two species, without harm to either, but with some benefit to both symbionts?

Accepted Answer

Mutualism

Answer

Predation

Answer

Parasitism

Answer

Commensalism

Question 6

A sample containing helium gas at 0.20 atm compresses so that its volume is halved at a constant temperature. What is the new pressure in atmospheres?

Accepted Answer

0.40

Answer

0.10

Answer

0.20

Answer

0.80

Question 7

Which is the strongest attractive interaction in pure ethanol?

Accepted Answer

Hydrogen bonding

Answer

Dipole-dipole forces

Answer

Ionic bonding

Answer

London dispersion forces

Question 8

Which organelle is responsible for cellular respiration?

Accepted Answer

Mitochondrion

Answer

Nucleus

Answer

Ribosome

Answer

Endoplasmic reticulum

Question 9

What is the primary function of the chloroplast in plant cells?

Accepted Answer

Photosynthesis

Answer

Protein synthesis

Answer

Cellular respiration

Answer

Lipid synthesis

Question 10

Which of the following is a noble gas?

Accepted Answer

Helium

Answer

Oxygen

Answer

Fluorine

Answer

Nitrogen