Biology
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Biology
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Question 1 / 10
Which part of the human brain controls balance and coordination?
Cerebellum
Cerebrum
Medulla oblongata
Hypothalamus
Question 2 / 10
According to Darwin, what is the main mechanism of evolution?
Natural selection
Inheritance of acquired characteristics
Mutation
Genetic drift
Question 3 / 10
Which biome is characterized by permafrost?
Tundra
Desert
Tropical rainforest
Grassland
Question 4 / 10
What is the primary cause of genetic variation during meiosis?
Crossing over
Binary fission
Mitosis
Cytokinesis
Question 5 / 10
Which molecule carries genetic information from DNA to ribosomes?
mRNA
tRNA
rRNA
RNA polymerase
Question 6 / 10
What process do plants use to convert light energy into chemical energy?
Photosynthesis
Respiration
Transpiration
Fermentation
Question 7 / 10
In which organ does most nutrient absorption occur?
Stomach
Small intestine
Large intestine
Esophagus
Question 8 / 10
Which blood cells are primarily responsible for oxygen transport?
Red blood cells
White blood cells
Platelets
Plasma cells
Question 9 / 10
What is the basic unit of heredity?
Gene
Chromosome
DNA
Nucleotide
Question 10 / 10
Which organelle is known as the powerhouse of the cell?
Mitochondrion
Nucleus
Ribosome
Golgi apparatus
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