What is the term for the process by which plants lose water vapor through small openings in their leaves?
Transpiration
Photosynthesis
Respiration
Osmosis
Correct Answer :
A. Transpiration
Related Questions
The relationship between a bee and a flower, where the bee obtains nectar and pollen while aiding in pollination, is an example of:
Mutualism
Parasitism
Competition
Commensalism
What is the process by which a seed begins to grow into a new plant?
Fertilization
Pollination
Germination
Photosynthesis
What is the name of the protein that carries oxygen in red blood cells?
Insulin
Hemoglobin
Collagen
Myoglobin
What type of plant tissue is responsible for transporting water and nutrients throughout the plant?
Epidermis
Xylem
Phloem
Cortex
What is the function of the human respiratory system?
Regulation of blood sugar levels
Transportation of oxygen and carbon dioxide
Digestion of food
Filtration of blood
What is the term for the total number of individuals of a species in a given area?
Population density
Carrying capacity
Population dispersion
Population growth rate
What is the term for the maximum number of individuals of a species that an ecosystem can support indefinitely?
Carrying capacity
Population density
Limiting factor
Exponential growth
Which part of the human brain is responsible for coordinating muscle movements and maintaining balance?
Cerebrum
Cerebellum
Medulla oblongata
Hypothalamus
Which of the following is NOT a function of the cell wall in plant cells?
Providing structural support
Regulating osmotic balance
Facilitating cell communication
Protecting against pathogens
What is the term for a gene that is expressed when present, even if only one copy is present in an individual's genotype?
Recessive
Dominant
Co-dominant
Allelic
Which type of muscle is responsible for voluntary movements in the body?
Smooth muscle
Cardiac muscle
Skeletal muscle
Involuntary muscle
Which organelle is responsible for protein synthesis?
Golgi apparatus
Ribosome
Endoplasmic reticulum
Lysosome
What is the function of the human liver?
Filtration of blood
Regulation of blood sugar levels
Production of bile and detoxification
Transport of oxygen
Which level of ecological organization includes all the biotic and abiotic factors in a given area?
Population
Community
Ecosystem
Biosphere
The smallest unit of a chemical element that retains the properties of that element is called:
Atom
Molecule
Cell
Tissue
What is the function of the human gallbladder?
Storage of bile
Production of insulin
Digestion of proteins
Filtration of blood
Which species is believed to be the closest ancestor to modern humans?
Neanderthals
Homo erectus
Australopithecus afarensis
Homo habilis
What is the term for the process by which an animal forms a social attachment to another object or organism, often occurring shortly after birth?
Conditioning
Habituation
Reflex
Imprinting
In which plant tissue does most photosynthesis occur?
Epidermis
Xylem
Phloem
Mesophyll
A human male has how many sex chromosomes?
1
2
23
46
What is the main function of the kidneys in the human body?
Regulation of blood sugar levels
Production of red blood cells
Filtration of blood and excretion of waste products
Digestion of food
Which of the following is a characteristic of arachnids?
Six legs
Two pairs of antennae
Exoskeleton made of chitin
Segmented body
What is the largest organ in the human body?
Brain
Liver
Skin
Heart
Which term refers to structures that have no apparent function but resemble functional structures in other organisms?
Homologous structures
Analogous structures
Vestigial structures
Adaptive structures
Which of the following is a bacterial disease that primarily affects the respiratory system and can be prevented by vaccination?
Tuberculosis
Malaria
Cholera
Whooping cough (Pertussis)
In a DNA molecule, adenine (A) pairs with:
Thymine (T)
Cytosine (C)
Guanine (G)
Uracil (U)
What is the primary function of the root system in plants?
Photosynthesis
Anchoring the plant and absorbing water and nutrients
Producing flowers and fruits
Transporting sugars
What term describes the variety of different species in a particular habitat or ecosystem?
Species richness
Genetic diversity
Ecosystem diversity
Species evenness
What is the primary pigment responsible for photosynthesis in plants?
Chlorophyll
Carotene
Xanthophyll
Phycobilin
Which of the following is an example of an invasive species?
Native grasses in their natural habitat
A non-native tree planted in a garden
A species that naturally occurs in a specific ecosystem
A species that is endangered