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WorksheetsPRE TEST IN BIOTECHNOLOGY
Total questions: 20
Worksheet time: 7mins
All cells contain which of the following?
Chloroplast
Plasma membrane
Nucleus
Centrosome
Plant cells have all of the following except____.
Cell wall
Nucleus
Chloroplast
Centrioles
What has the Rough ER attached to it?
Nucleolus
Golgi apparatus
Ribosomes
Chromosomes
The thin, flexible barrier around a cell is called the____.
Plasma membrane
Cell wall
Nuclear envelope
Cytoplasm
Which of the following is the function of the cytoskeleton?
Helps a cell keep its shape
Contains DNA
Surrounds the cell
Helps make proteins
Which organelle is the "packing center" for the cell?
Endoplasmic reticulum
Nucleus
Lysosome
Golgi apparatus
Which of the following is a saclike structure that stores water?
Golgi apparatus
Nucleus
Vacuole
Endoplasmic reticulum
Which of the following is the "powerhouse" of the cell that breaks down food into energy that the cell needs?
Mitochondria
Vacuole
Endoplasmic reticulum
Chloroplast
Which of the following is NOT found in prokaryotes?
DNA or the genetic material
A cell membrane
A nucleus
Cytoplasm
Eukaryotic cells contain____.
only ribosomes
Membrane bound organelles
DNA floating in cytoplasm
only cytoplasm
Who discovered "cells" and named them?
Anton Van Leeuwenhoek
Robert Hooke
Lynn Margulis
Rudolph Virchow
Which of the following is the site for protein synthesis?
Cell membrane
Nucleus
Ribosomes
Lysosomes
Which of the following is not part of the cell theory?
All living things are made of cells
Cells come from existing cells
Cells are the basic units of structure and function in all living things s
All cells contain the same organelle
What is the small dark structure in the nucleus that produces ribosomes?
Rough ER
Nucleolus
Smooth ER
Chromatin
The gel-like substance found in all cells is the___.
Centrioles
Cytoskeleton
Chromosomes
Cytoplasm
The folds found inside the mitochondria that give more surface area for energy-releasing processes to take place are referred to as the ____.
Chromosomes
Cilia
Cristae
Cytoskeleton
Which of the following is the sac-like structure involved in secretion, plasma membrane repair, cell signaling, and energy metabolism?
ER
Lysosome
Vacuole
Vesicle
Which organelle are sac-like tunnels that have ribosomes attached and whose main function is to make and process proteins?
smooth endoplasmic reticulum
rough endoplasmic reticulum
golgi apparatus
vesicles
Which of the following is NOT contained in a chloroplast?
DNA
chlorophyll
ribosomes
nucleus
Which of the following organelles is long hollow, beaded tubular structure that facilitates the movement of other cell organelles within the cell through binding proteins?
microtubule
microvilli
microfilament
mitochondria
