$$6\ \text{O}_2 + C_6H_{12}O_6$ \rightarrow 6\ \text{CO}_2 + 6\ \text{H}_2O + \text{ATP}$$

$$6\ \text{CO}_2 + 6\ \text{H}_2O \rightarrow C_6H_{12}O_6$ + 6\ \text{O}_2$$

Question 1

According to the cell theory, which statement best explains why viruses are considered exceptions?

Accepted Answer

Viruses are acellular and do not originate from other cells.

Question 2

Which of the following is NOT a basic part of all cells as described in the study material?

Accepted Answer

Mitocôndria

Question 3

A scientist observes a cell with no nucleus and concludes it is a prokaryote. Which feature would further support this conclusion?

Accepted Answer

Absence of membrane-bound organelles

Question 4

Which organelle is responsible for energy production in both animal and plant cells?

Accepted Answer

Mitocôndria

Question 5

If a cell contains chloroplasts, which type of cell is it most likely to be?

Accepted Answer

Célula vegetal

Question 6

Which equation best represents the process of cellular respiration occurring in mitochondria?

Accepted Answer

$$6\ 	ext{O}_2 + C_6H_{12}O_6$ ightarrow 6\ 	ext{CO}_2 + 6\ 	ext{H}_2O + 	ext{ATP}$$

Question 7

Which structure is present in plant cells but absent in animal cells, and is essential for photosynthesis?

Accepted Answer

Cloroplasto

Question 8

A cell is observed to have a plasma membrane, cytoplasm, and genetic material but lacks a nucleus. Which classification fits this cell?

Accepted Answer

Procarionte

Question 9

Which organelle is primarily involved in protein synthesis?

Accepted Answer

Ribossomo

Question 10

If a cell is observed to have centrioles, which type of cell is it most likely to be?

Accepted Answer

Célula animal

Question 11

Which of the following statements about the cell theory is correct?

Accepted Answer

Cells arise from pre-existing cells.

Question 12

Which equation best represents the process of photosynthesis in plant cells?

Accepted Answer

$$6\ 	ext{CO}_2 + 6\ 	ext{H}_2O ightarrow C_6H_{12}O_6$ + 6\ 	ext{O}_2$$

Question 13

Which cell structure is responsible for packaging and transporting proteins within the cell?

Accepted Answer

Complexo golgiense

Question 14

A cell is observed to have a large central vacuole. Which type of cell is it most likely to be?

Accepted Answer

Célula vegetal

Question 15

Which of the following is a function of the plasma membrane?

Accepted Answer

Selective permeability

Question 16

Which cell structure is found in both prokaryotic and eukaryotic cells?

Accepted Answer

Ribossomo

Question 17

Which organelle is involved in the synthesis of lipids and detoxification of drugs?

Accepted Answer

Retículo endoplasmático liso

Question 18

Which of the following best describes the genetic material in prokaryotic cells?

Accepted Answer

Located in the cytoplasm without a nucleus

Question 19

Which cell structure is responsible for cellular division in animal cells?

Accepted Answer

Centriolo

Question 20

Which of the following is NOT a function of the cytoplasm?

Accepted Answer

Stores genetic material

Introduction to Cells: Structure, Types, and Organelles

Study Guide - Practice Questions