5th Grade Science Quiz On Cell
There are such scientific basic facts that one is commonly expected to have understood when they get to the fifth grade. Some of the things we get to understand are the different tools used in the lab and their uses. Take this 5th Grade Science Benchmark exam and get to test out what you know about the topic so far.
Our 5th Grade Science Quiz is designed to reinforce and test your knowledge on a wide range of scientific topics including the physical sciences, life sciences, and earth sciences.
Challenge yourself and see how much you have retained from Read moreyour science classes. Share this quiz with classmates and friends for a fun and interactive learning experience! Dive in and explore the exciting world of science through our engaging 5th Grade Science Quiz. All the best as you test your knowledge and perhaps learn something new!
5th Grade Science Questions and Answers
- 1.
Which of the following are the five kingdoms in which scientists classify living things?
- A.
Animals, Plants, Fungi, Protists, Monera
- B.
Animals, Plants, Fungi, Bacteria, Archaea
- C.
Mammals, Birds, Fish, Insects, Reptiles
- D.
Eukaryotes, Prokaryotes, Archaea, Bacteria, Viruses
Correct Answer
A. Animals, Plants, Fungi, Protists, MoneraExplanation
The five kingdoms of the classification system, established by Robert Whittaker in 1969, organizes living organisms into five distinct categories based on their cellular structure and nutritional habits: Monera, comprising prokaryotic organisms like bacteria; Protista, which includes single-celled eukaryotes such as amoebas; Fungi, made up of organisms that absorb nutrients from external sources, such as mushrooms; Plantae (Plants), consisting of multicellular organisms that conduct photosynthesis, like trees and flowers; and Animalia (Animals), which encompasses multicellular organisms that ingest other organisms, ranging from sponges to humans. This classification system has been foundational in biological taxonomy, though newer genetic data has introduced a three-domain system (Bacteria, Archaea, Eukaryota), adjusting the understanding of these life forms.Rate this question:
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- 2.
What is the name of the English scientist who discovered cells?
Correct Answer
Robert HookeExplanation
Robert Hooke is the correct answer because he was an English scientist who made significant contributions to the field of biology, including the discovery of cells. He used a microscope to examine thin slices of cork and observed small compartments that he called "cells." This discovery laid the foundation for the development of cell theory and revolutionized our understanding of the structure and function of living organisms. While the answer "robert hook" is similar, it is not the correct spelling of Hooke's name.Rate this question:
- 3.
Which of the following lists includes all the parts of a typical eukaryotic cell?
- A.
Nucleus, Mitochondria, Chloroplast, Cell Wall, Ribosomes
- B.
Nucleus, Mitochondria, Ribosomes, Golgi Apparatus, Plasma Membrane
- C.
Cytoplasm, Nucleus, Mitochondria, Endoplasmic Reticulum, Golgi Apparatus, Lysosomes, Peroxisomes, Ribosomes, Cytoskeleton, Plasma Membrane
- D.
Cell Membrane, Cell Wall, Nucleoid, Ribosomes, Cytoplasm
Correct Answer
C. Cytoplasm, Nucleus, Mitochondria, Endoplasmic Reticulum, Golgi Apparatus, Lysosomes, Peroxisomes, Ribosomes, Cytoskeleton, Plasma MembraneExplanation
A typical eukaryotic cell comprises various essential components: the nucleus, which houses DNA; the mitochondria, the cell’s powerhouses producing ATP; the cytoplasm, where organelles reside; the endoplasmic reticulum (ER) that transports and modifies molecules; the Golgi apparatus for processing and packaging proteins; lysosomes and peroxisomes for waste breakdown and detoxification; ribosomes for protein synthesis; the cytoskeleton for maintaining cell shape and structure; and the plasma membrane, which regulates substance entry and exit, ensuring cellular integrity. These parts are crucial for the cell’s survival, function, and the ability to perform life-sustaining processes.Rate this question:
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- 4.
Which of the following cell parts are found in plant cells but not in animal cells?
- A.
Mitochondria, Golgi Apparatus, Ribosomes, Nucleus
- B.
Cell Wall, Chloroplasts, Central Vacuole
- C.
Endoplasmic Reticulum, Lysosomes, Peroxisomes
- D.
Cytoskeleton, Plasma Membrane, Cytoplasm
Correct Answer
B. Cell Wall, Chloroplasts, Central VacuoleExplanation
Plant cells include several structures not found in animal cells, crucial for their unique functions. Cell walls provide extra support and protection, made mainly from cellulose. Chloroplasts are key for photosynthesis, converting solar energy into chemical energy and containing chlorophyll for the green pigmentation of plants. The central vacuole plays a significant role in maintaining cell rigidity, storing nutrients, and handling waste products, significantly larger than vacuoles in animal cells. These specialized components enable plants to perform essential functions such as photosynthesis, critical for their survival and growth.Rate this question:
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- 5.
What part of a cell gives it it's shape and regulates what goes in and of it?
Correct Answer
cell membraneExplanation
The cell membrane is responsible for giving the cell its shape and regulating the movement of substances in and out of the cell. It acts as a barrier, controlling the entry and exit of molecules and ions. The cell membrane is composed of a phospholipid bilayer with embedded proteins that help in transport and communication. Its selective permeability allows certain substances to pass through while keeping others out, ensuring the cell's internal environment remains stable.Rate this question:
- 6.
What is the name of the jelly-like substance within a cell that contains all the other parts of the cell?
Correct Answer
cytoplasmExplanation
Cytoplasm is the jelly-like substance within a cell that contains all the other parts of the cell. It is a semi-transparent fluid that fills the cell and is responsible for holding the organelles in place. Cytoplasm is essential for various cellular processes such as metabolism, transportation of molecules, and support for the cell's structure. It also plays a role in cell division and helps in maintaining the cell's shape.Rate this question:
- 7.
What part of the cell stores food, water,and waste?
Correct Answer
vacuolesExplanation
Vacuoles are responsible for storing food, water, and waste within a cell. They are membrane-bound organelles that contain fluid-filled sacs. Vacuoles help maintain the cell's shape, regulate water balance, and store nutrients and waste products. They play a vital role in the overall functioning and survival of the cell.Rate this question:
- 8.
What part of the cell is shaped like a kidney bean and helps change food into energy
Correct Answer
mitochondriaExplanation
Mitochondria are shaped like a kidney bean and are responsible for converting food into energy in the cell. They are often referred to as the "powerhouses" of the cell because they produce adenosine triphosphate (ATP), which is the main energy currency of the cell. Through a process called cellular respiration, mitochondria break down nutrients and generate ATP, which is then used by the cell for various energy-requiring processes.Rate this question:
- 9.
What is the job that chloroplasts perform within plant cells?
- A.
Producing cell energy through respiration.
- B.
Conducting photosynthesis to convert solar energy into chemical energy.
- C.
Breaking down waste materials and cellular debris.
- D.
Transporting proteins throughout the cell.
Correct Answer
B. Conducting photosynthesis to convert solar energy into chemical energy.Explanation
Chloroplasts are essential organelles found in plant cells and some protists. They are most widely recognized for their role in photosynthesis, the process by which plants convert light energy from the sun into chemical energy stored in the form of glucose. Chloroplasts contain a green pigment called chlorophyll, which captures light energy to facilitate this conversion, ultimately feeding the plant and releasing oxygen as a byproduct. This function not only supports the life of the plant but also contributes significantly to the earth's oxygen supply. Thus, chloroplasts are crucial for the energy production of plant cells and for maintaining ecological balance.Rate this question:
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- 10.
Where do fungi get their energy from?
- A.
Photosynthesis in sunlight
- B.
Absorbing minerals from rocks
- C.
Decomposing and absorbing nutrients from organic material
- D.
Consuming small insects and animals
Correct Answer
C. Decomposing and absorbing nutrients from organic materialExplanation
Fungi are heterotrophic organisms, which means they obtain their energy by consuming organic matter, unlike plants which produce their own food through photosynthesis. Fungi have a unique digestive process; they release enzymes that break down complex organic substances into simpler compounds, which they then absorb. This process allows them to decompose a wide variety of organic materials, including dead plants, animals, and food waste. Through this method, fungi play a crucial role in nutrient cycling and decomposition in ecosystems, making them essential for environmental maintenance and soil health. This energy acquisition method sets them apart from other living organisms that either photosynthesize or ingest food.Rate this question:
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- 11.
All protists have features of plants.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The statement is false because not all protists have features of plants. Protists are a diverse group of eukaryotic microorganisms that can have features of plants, animals, or fungi. While some protists may have plant-like features such as photosynthesis, others may have animal-like features such as mobility or fungi-like features such as decomposing organic matter. Therefore, it is incorrect to say that all protists have features of plants.Rate this question:
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- 12.
What do we call protists that act like animals?
Correct Answer
protozoansExplanation
Protozoans are single-celled organisms that belong to the kingdom Protista. They exhibit characteristics similar to animals, such as the ability to move and consume other organisms for energy. They are considered protists that act like animals because they share common traits and behaviors with animals, despite being unicellular.Rate this question:
- 13.
The simplest organisms are protists.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Protists are a diverse group of eukaryotic organisms, which are not necessarily the simplest in terms of cellular structure. They are more complex than prokaryotes, such as bacteria and archaea, which are considered the simplest forms of life due to their basic cellular organization. Protists can be multicellular or single-celled and often possess organelles such as a nucleus, mitochondria, and others, similar to more complex organisms like plants and animals. In contrast, prokaryotic cells lack a nucleus and other membrane-bound organelles, making them simpler in terms of cellular architecture. Therefore, stating that protists are the simplest organisms is incorrect; prokaryotes hold this distinction.Rate this question:
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- 14.
Bacteria and blue-green algae are types of protists.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The statement is false because bacteria and blue-green algae are not types of protists. Bacteria are prokaryotes, while blue-green algae (also known as cyanobacteria) are a type of bacteria. Protists, on the other hand, are eukaryotic organisms that include various groups such as algae, protozoa, and slime molds.Rate this question:
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- 15.
What very important characteristic of monerans makes them different from protists?
- A.
Monerans are multicellular organisms while protists are not.
- B.
Monerans have a nucleus, while protists do not have a nucleus.
- C.
Monerans are capable of photosynthesis, while protists are not.
- D.
Monerans do not have a nucleus, while protists have a nucleus.
Correct Answer
D. Monerans do not have a nucleus, while protists have a nucleus.Explanation
Monerans, also known as prokaryotes, primarily include bacteria and are fundamentally different from protists due to their lack of a nucleus and other membrane-bound organelles. This cellular structure is simpler compared to protists, which are eukaryotes and do possess a nucleus and other complex organelles such as mitochondria and chloroplasts. The absence of a nucleus in monerans means that their DNA is not enclosed within a nuclear membrane, which is a significant and very important characteristic that distinguishes them from protists. This difference is crucial for classification in biology and impacts how these organisms function and evolve.Rate this question:
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- 16.
The _______ within the cell traps the energy from the sun and allows the plant to make food.
Correct Answer
chlorophyllExplanation
The correct answer is "chlorophyll". Chlorophyll is a pigment found in the chloroplasts of plant cells that absorbs sunlight and converts it into energy through the process of photosynthesis. This energy is then used by the plant to produce food in the form of glucose.Rate this question:
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Apr 24, 2024Quiz Edited by
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Jul 11, 2012Quiz Created by
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