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WorksheetsCBRC Yellowbook 3.0 / GenEd / General Sciences /50 Items/ Part 1
Total questions: 50
Worksheet time: 38mins
This is NOT one of Empedocles elements of inner energy that surrounds the Earth
Gas
Fire
Which among the following is not good source of protein?
Butter
Peanuts
Which is these biological organization including all of the others on the list: organ, atom, cell, molecule, organelle, tissue
Organ
Organ System
Since tissue are made up of cell with different cells. What is only liquid tissue in a human body?
Plasma
Blood
The level of biological organization that includes group of organisms in the same species:
Population
Community
The level of biological organization thatincludess group of organisms in the different species
Population
Community
The level of biological organization that includes both living and non-living things:
Ecosystem
Biome
Which acts as the chemical recyclers changing complex matter into simpler mineral nutrients?
Consumer
Decomposer
The following natural events can be traced through deforestation, except:
Instinction of wildlife resources
Soil erosions
Which is true of prokaryotic cell?
Its genome is made up of nucleoid
Its genetic make-up is always made up of ribonucleic acid
Which is true of eukaryotic cell?
Can be unicellular and multi-cellular oganism
Bacteria are also considered having this kind of cell.
Which is NOT true of Cell Theory?
Cells came from the pre-existing cells
All organisms are made up of tissue
These are the major elements of life, except:
Flourine
Nitrogen
Which is not example of polymer compound?
Lipids
Nucleic acid
What is the vitamin for bone development and plays a role for calcium regulation in the human body? Is it, water-soluble or fat-soluble vitamin?
Vitamin B, Water-soluble vitamin
Vitamin D, Fat-soluble vitamin
Which is true of hypothesis?
A hypothesis must be falsifiable
A hypothesis is the data produced after the experiment
Which is a variable designed to compare an experimental group?
Controlled variable
Intervening variable
Which has the correct relationship?
Atomic number = number of protons
Mass number = number of electrons
Which bond is connecting 2 non-metals with unequal sharing of electrons?
Covalent polar bond
Covalent non-polar bond
What is the process unravelling the chain of polypeptide, losing their shape and its function?
Conformation
Denaturation
What is the measure if clarity of an image in a microscope?
Maginification
Resolution
What is the reason behind why mitochondria are the powerhouse of the cell?
It is where the glycosylation happens
It is where the cellular respiration happens
Protein production is not only happens in ribosome, it may take also in:
Endoplasmic reticulum
Golgi Apparatus
Prokaryotic and eukaryotic cell have similarities, except:
Both have capsule
Both have cell wall
What theory states that mitochondria and chloroplast were formerly small prokaryotes that began living inside the larger cells?
Spontaneous generation
Endosymbiont Theory
What is the single unit of chloroplast that is responsible for light-dependent reaction of photosynthesis?
Granum
Stroma
Which among these organelles is directly involved in Structural Support, Movement, and Communication between Cells?
Ribosomes
Cytoskeleton
Transformation from ADP to ATP is possible because of:
Activation
Phosphorylation
Diffusion is an example of passive transport. How is it possible that diffusion can be an effective way in transporting molecules?
It transport the molecules from lower to higher concentration
It uses Brownian movement
What is the ability of a surrounding solution causing a cell to gain or lose water?
Turgor Pressure
Tonicity
When the water enters the cell, the cell shape becomes swell and eventually may burst. This is an example of:
Hypotonic Solution
Hypertonic Solution
Sometimes, there are large molecules need to be transported across the membrane. Large molecules may be large amount of liquid or solid. What if a large molecule of solid is needed to be transported, what transport will be most beneficial?
Phagocytosis
Pinocytosis
Enzymes are efficient and effective for the cell's chemical reactions. Which one does not describe it?
It uses a lock-and-key reaction
It increases the activation energy
Cellular respiration is a metabolic process happening in different areas sequentially. It may happen first in the cytoplasm and eventually in mitochondria. What stage of cellular respiration takes place in cytoplasm?
Glycolysis
Krebs Cycle
During the cellular respiration, what are the products in its Krebs cycle to be used in the production of ATP in Electron Transport Chain in mitochondria?
6 NADH, 2 FADH₂
4 CO₂, 2 NADH
Plant cells use as healing and repair of tissues, storage of nutrients, and common site of photosynthesis. What are those?
Parenchyma cell
Meristematic cell
Which is not true in photosynthesis?
It reduces the carbon dioxide
It oxidizes the glucose molecules
How is the heat radiating from the warmed planet is absorbed by the gases in the atmosphere, which then reflect some of the heat back to Earth?
Euthropication
Greenhouse Effect
What will be the possible consequence if the greenhouse gases increased?
Acid Rain
Global Warming
How can you say the sexual reproduction is happening in the natural setting? If there is:
Sex cell
Fertilization
Which may not cause a variation in the natural environment?
Fertilization
Mitosis
What type of asexual reproduction is found on bees that even their unfertilized egg may become another complete body of a bee?
Regeneration
Parthenogenesis
What is the phase when a cell's metabolic activity is very high and the cell performs its various functions within the organisms?
Interphase
Prophase
How the karyotype of the chromosome is arranged?
Based on size
Based on the chromosome's ability to interact with other chromosome
If the human organism has a Down Syndrome, this organism will be having a 3 copies on what pair of number of body chromosome?
Chromosome no. 21
Chromosome no. 23
What happens during meiosis I?
Homologous chromosome separate
Sister chromatids separate
What is the study of variations and the passing of traits from one generation to another generation?
Genetics
Heredity
Mendel's Law of Segregation describes the inheritance of a single character. Which among these hypothesis is from the result of Mendel's experiment?
If the two alleles of an inherited pair differ, then one determines the organism' appearance and the other has also has noticeable effect on the organism's appearance
A sperm or egg carries only one allele for each inherited character because allele pairs separate from each other during the production of gametes
Which component of nucleotide where the DNA and RNA is just the same?
Fluorine group
Phosphate group
Who explained that Purines and Pyrimidines are specifically complements each other in every nucleic acid?
Watson and Crick
Chargaff
