Biology Concepts for Grade 12
Authored by Abdi Usmael
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12th Grade
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the basic unit of life?
Organism
Tissue
Atom
Cell
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which organelle is known as the powerhouse of the cell?
Ribosome
Mitochondria
Nucleus
Chloroplast
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the process by which plants make their own food?
Digestion
Photosynthesis
Respiration
Transpiration
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which molecule carries genetic information?
Carbohydrates
RNA
DNA
Proteins
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of ribosomes?
The primary function of ribosomes is to synthesize proteins.
To store genetic information
To transport nutrients within the cell
To generate energy for cellular processes
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of bond holds the two strands of DNA together?
Ionic bonds
Covalent bonds
Peptide bonds
Hydrogen bonds
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which phase of mitosis is characterized by the alignment of chromosomes at the cell's equator?
Prophase
Anaphase
Telophase
Metaphase
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