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Questions and Answers
What is the term for the suppressed allele of a gene?
What is the term for the suppressed allele of a gene?
Which of the following is a knot-like mass of blood capillaries in Bowman’s capsule?
Which of the following is a knot-like mass of blood capillaries in Bowman’s capsule?
Which mineral element is essential for the synthesis of thyroxine?
Which mineral element is essential for the synthesis of thyroxine?
Which gaseous compound is known to deplete the ozone layer?
Which gaseous compound is known to deplete the ozone layer?
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What is the statistical study of human population referred to as?
What is the statistical study of human population referred to as?
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Arrange the following in the correct order: Soil water, Xylem, Root hair, Cortex.
Arrange the following in the correct order: Soil water, Xylem, Root hair, Cortex.
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Which of the following items correctly matches with the air pollutant?
Which of the following items correctly matches with the air pollutant?
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Identify the odd one out from the following glands: Thyroid gland, Lacrimal gland, Pituitary gland, Adrenal gland.
Identify the odd one out from the following glands: Thyroid gland, Lacrimal gland, Pituitary gland, Adrenal gland.
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What role does the medulla oblongata play in the human body?
What role does the medulla oblongata play in the human body?
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What is one adaptation of cacti to reduce water loss?
What is one adaptation of cacti to reduce water loss?
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Which chromosomes carry the genes responsible for color blindness in males?
Which chromosomes carry the genes responsible for color blindness in males?
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What process occurs when bacteria come into contact with pickle due to salt?
What process occurs when bacteria come into contact with pickle due to salt?
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What is the primary function of the semicircular canals in the ear?
What is the primary function of the semicircular canals in the ear?
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What is the purpose of adenosine triphosphate (ATP) in living cells?
What is the purpose of adenosine triphosphate (ATP) in living cells?
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What essential physical change occurs in bacteria when they become flaccid due to salt exposure?
What essential physical change occurs in bacteria when they become flaccid due to salt exposure?
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What vital processes does the medulla oblongata help control?
What vital processes does the medulla oblongata help control?
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Which hormone is known for regulating blood glucose levels?
Which hormone is known for regulating blood glucose levels?
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What is parthenocarpy?
What is parthenocarpy?
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Where do stomata primarily occur in plant leaves?
Where do stomata primarily occur in plant leaves?
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Which of the following statements is true about the cell wall?
Which of the following statements is true about the cell wall?
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What is guttation?
What is guttation?
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What is the primary function of oxytocin in the body?
What is the primary function of oxytocin in the body?
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Which structure is located just below the bladder?
Which structure is located just below the bladder?
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The process of transpiration primarily involves which of the following?
The process of transpiration primarily involves which of the following?
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Which of the following structures is involved in the process of excretion?
Which of the following structures is involved in the process of excretion?
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Which substances can be decomposed by microorganisms?
Which substances can be decomposed by microorganisms?
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Which term refers to the final stage of prophase in cell division?
Which term refers to the final stage of prophase in cell division?
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What category do the malleus, incus, and stapes belong to?
What category do the malleus, incus, and stapes belong to?
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Which of the following best describes the function of the hepatic portal vein?
Which of the following best describes the function of the hepatic portal vein?
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What is the primary purpose of the large surface area of leaf cells?
What is the primary purpose of the large surface area of leaf cells?
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Which component is NOT part of the human circulatory system?
Which component is NOT part of the human circulatory system?
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Which structure is considered an odd term among the following options?
Which structure is considered an odd term among the following options?
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What is the primary function of Auxin in plants?
What is the primary function of Auxin in plants?
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Which of the following structures is found in the forebrain and is responsible for communicating between the left and right hemispheres?
Which of the following structures is found in the forebrain and is responsible for communicating between the left and right hemispheres?
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What primarily causes Guttation in plants?
What primarily causes Guttation in plants?
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What distinguishes lenticels from stomata in plants?
What distinguishes lenticels from stomata in plants?
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Which nitrogenous base is NOT found in RNA?
Which nitrogenous base is NOT found in RNA?
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What is the significance of the Hepatic Portal Vein in the human body?
What is the significance of the Hepatic Portal Vein in the human body?
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Which type of plant tissue is primarily responsible for photosynthesis?
Which type of plant tissue is primarily responsible for photosynthesis?
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Which gland is responsible for secreting glucagon?
Which gland is responsible for secreting glucagon?
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Study Notes
Transpiration and Plant Adaptation
- Transpiration rate increases, leading to a rapid decrease in water levels in test tubes.
- Plants adapt to water loss by shedding leaves or transforming them into spines, as seen in cacti.
- Guttation occurs due to water loss, particularly noted in small herbaceous plants, resulting in water droplets on leaf margins.
Nervous System and Medulla Oblongata
- The medulla oblongata connects the brain and spinal cord, playing a crucial role in transmitting nerve signals.
- It regulates vital functions such as heartbeat, respiration, blood vessel dilation, and blood pressure.
Color Blindness Genetic Basis
- Genes linked to color blindness are found on the X chromosome.
- Males, having only one X chromosome inherited from their mother, are more susceptible to color blindness.
Role of Adenosine Triphosphate (ATP)
- ATP, or adenosine triphosphate, is the energy currency of cells, vital for various biological processes.
Salt Preservation in Pickles
- Salt acts as a preservative, preventing microbial contamination in pickles by causing exosmosis, which leads to bacterial cell death.
- The addition of salt increases pickle concentration, enhancing its preservation properties.
Structure and Function of Ear Anatomy
- Semicircular canals, located in the inner ear, detect head rotations from both self-induced movements and external forces.
Basic Biological Concepts
- Accommodation refers to the adjustment of the eye’s muscles to change the focal length for viewing objects at various distances.
- Key terms such as natality (birth rate), soil pollutants, mortality (death rate), and air pollutants are crucial in understanding demographics and environmental science.
Gene Definition and Functions
- A gene is a fundamental unit of heredity, responsible for carrying genetic information.
- The hepatic portal vein is significant as it carries the majority of blood flow from the digestive system to the liver, playing a role in nutrient processing.
Structure of the Ear and Eye
- Thylakoids located in chloroplasts facilitate photosynthesis by trapping light energy.
- The internal structure of the human kidney includes critical components such as glomeruli and nephrons and is essential for excretion and filtration.
Match and Sorting of Biological Terms
- Terms associated with germination and plant growth include soil water, xylem, root hair, and cortex.
- Organ systems and their bloom sequences include auditory ossicles: tympanum, malleus, incus, and stapes; as well as blood circulation terms: pulmonary vein, left auricle, left ventricle, and aorta.
Odd One Out and Identification
- Identifying non-matching biological terms helps consolidate knowledge about organ systems, pollutants, and plant processes.
- Odd terms such as Lacrimal gland (not endocrine), X-rays (not a water pollutant), or Centrosome (not a plant cellular structure) signify different categories in biological classification.
Adaptations in Leaves for Photosynthesis
- Leaves possess adaptations like a large surface area for optimal light absorption and a thin structure for efficient gas diffusion (carbon dioxide and oxygen).
- These adaptations maximize efficiency in photosynthetic processes.
Transport Process in Plants
- The study of transpiration involves understanding water movement through different plant structures under varying environmental conditions, revealing critical physiological responses to light intensity and water availability.
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Description
This quiz explores key concepts related to transpiration and its effects on water levels in plants. It also covers the role of the medulla oblongata in the nervous system. Test your understanding of these vital biological processes.
