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Super TET Science Practice: Biology, Human Anatomy and Ecology

This lecture covers 70 multiple-choice questions on general science for the Super TET examination. Key topics include plant physiology and nutrition, human anatomy, organ systems, digestive enzymes, vitamins, and environmental science.

Teaching
Science
English · 7 topics
Checked against the video on 25 Oct 2026

Made by AI from the YouTube video SUPER TET 2026 Science | Class 29 | 350 Questions Series | Part-1 | 70 MCQ Complete Science Revision (opens YouTube in a new tab) by Balaji Study Adda, then checked against it. All credit for the teaching goes to the creator. Tap a topic’s time to confirm a fact in the video.

Super TET Science Practice: Biology, Human Anatomy and Ecology

English7 topics · 8 MCQs · 13 flashcardsWatch the video (opens YouTube in a new tab)

Checked against the video

In short

This lecture covers 70 multiple-choice questions on general science for the Super TET examination. Key topics include plant physiology and nutrition, human anatomy, organ systems, digestive enzymes, vitamins, and environmental science.

Plant Structure, Nutrition and Transport

Must knowCell walls are found only in plant cells and are primarily composed of cellulose, providing rigidity and shape.
Parasitic plants like Amarbel (Cuscuta), Sandalwood, and Rafflesia depend on host plants for nutrition.
Saprophytic organisms such as mushrooms (Kukurmutta) and Monotropa derive nutrients from decaying matter.
During seed germination, the stem develops from the plumule, while the root develops from the radicle.
Plant roots absorb water and mineral salts from the soil, anchoring the plant firmly.
Must knowXylem transports water and dissolved minerals upwards, whereas phloem distributes synthesized food from leaves.

Plant Adaptations and Physiology

Must knowIn weak-stemmed plants like peas, leaves modify into thread-like structures called tendrils (parn-pratan) to facilitate climbing.
Plants growing in desert or arid habitats are classified as xerophytes (marudbhid).
Root systems are primarily categorized into taproots (musla) and adventitious roots (apsthanik).
Must knowTranspiration is the loss of water vapor from the aerial parts of plants, occurring mainly through stomata.
The sensitive plant Chhui-mui (*Mimosa pudica*) is known as the touch-me-not plant because its leaves fold when touched.
Seeds of water and coastal plants such as coconut and lotus are dispersed through water dispersal.

Human Digestive System and Organs

Digestive glands in humans include the liver, pancreas, and salivary glands, which secrete digestive enzymes.
Must knowThe hormone insulin is secreted by the beta cells of the islets of Langerhans in the pancreas, and its deficiency causes diabetes.
Must knowThe liver is the largest gland in the human body; it secretes bile juice, which is stored in the gallbladder.
Humans possess four types of teeth: incisors, canines, premolars, and molars.
The outer covering of teeth, enamel, is the hardest substance in the human body.
The appendix, located in the large intestine, is a vestigial organ in humans that historically helped digest cellulose in herbivores.

Vitamins, Minerals and Nutrition

Diseases caused by a lack of essential vitamins or nutrients are termed deficiency diseases (heenata-janya rog).
Must knowThe term "vitamin" and its discovery are credited to Casimir Funk in 1911.
Consuming polished rice causes a deficiency of vitamin B1 (thiamine), leading to the disease beriberi.
Must knowVitamins B and C are soluble in water, whereas vitamins A, D, E, and K are soluble in fat.
Scurvy is caused by vitamin C deficiency and is characterized by bleeding gums and poor wound healing.
Severe protein malnutrition in children leads to conditions known as marasmus and kwashiorkor.

Solubility Type	Vitamins
Water-soluble	Vitamin B, Vitamin C
Fat-soluble	Vitamin A, Vitamin D, Vitamin E, Vitamin K

Circulatory, Skeletal and Muscular Systems

Must knowBlood pressure is measured using an instrument called a sphygmomanometer.
Blood group O (specifically O negative) is the universal donor, while blood group AB is the universal recipient.
The human adult rib cage contains 12 pairs of ribs (24 total ribs) that protect vital organs like the heart and lungs.
Must knowThe femur (thigh bone) is the longest and largest bone in the human body, which contains 206 bones in adults.
Ligaments are connective tissues that attach bones to other bones.
Muscle contraction and relaxation are powered by contractile proteins called actin and myosin.
Muscle types in the human body include striated (voluntary), unstriated (involuntary), and cardiac muscles.

Nervous and Gastrointestinal Systems

Must knowThe structural and functional unit of the nervous system is the neuron (nerve cell).
The corpus callosum is a bundle of nerve fibers in the brain that connects the two cerebral hemispheres.
Acetylcholine acts as a major chemical messenger or neurotransmitter transmitting signals in the nervous system.
The pyloric valve regulates passage between the lower part of the stomach and the duodenum of the small intestine.
Peyer's patches located in the small intestine contain lymphoid tissue and produce lymphocytes for immunity.
The shift of chloride ions during the transport of respiratory gases in blood is known as the Hamburger phenomenon (chloride shift).
Lymph is a colorless fluid lacking red blood cells but rich in white blood cells (WBCs).
Blood groups (A, B, O) were discovered by Austrian scientist Karl Landsteiner in the year 1900.
The heart is surrounded and protected by a double-layered membrane called the pericardium.

Ecology and Environmental Pollution

The primary and largest source of energy for the Earth and its ecosystems is the Sun.
Matter exists predominantly in three states: solid, liquid, and gas, with solid state having fixed volume and shape due to high intermolecular attraction.
Must knowMinamata disease is a severe neurological disorder caused by water polluted with mercury.
Excessive nitrate in drinking water causes blue baby syndrome (methemoglobinemia) in infants.
Must knowBiological Oxygen Demand (BOD) measures organic waste and the level of water pollution.
DDT is a widely known synthetic insecticide that causes severe environmental pollution.
Global warming refers to the rising average temperature of the Earth driven by greenhouse gases.
Lead (Pb) is a toxic heavy metal that causes lead poisoning in humans.
Automobile emissions from vehicles are the predominant source of air pollution in major urban cities.
Radioactive pollution caused by nuclear weapons destroys DNA and creates persistent multi-generational genetic damage.
The depletion of the ozone layer is driven primarily by chlorofluorocarbons (CFCs).
Sound intensity and noise levels are measured in decibels (dB).

Key terms

Cellulose: Complex carbohydrate forming the plant cell wall providing structural rigidity
Sphygmomanometer: Medical device utilized to measure human arterial blood pressure
Corpus Callosum: Dense nerve tract linking the left and right cerebral hemispheres
Acetylcholine: Neurotransmitter transmitting signals across synapses in the nervous system
Hamburger Phenomenon: The chloride shift occurring during gas transport in human red blood cells
BOD: Biological Oxygen Demand, an analytical indicator used to estimate organic pollution in water bodies

Quick revision

Read these the night before the exam.

Plant cell walls are made primarily of cellulose.
The stem emerges from the plumule and the root emerges from the radicle.
Xylem transports water while phloem transports nutrients and food in plants.
Desert-adapted plants are termed xerophytes.
Insulin is secreted by beta cells of the islets of Langerhans in the pancreas.
The liver is the largest gland in the body and produces bile juice.
Enamel is the hardest biological substance in the human body.
The term vitamin was introduced by Casimir Funk in 1911.
Vitamins B and C are water-soluble; A, D, E, and K are fat-soluble.
Blood group O is the universal donor and AB is the universal recipient.
Minamata disease is caused by toxic mercury contamination in water.
Blue baby syndrome is triggered by excess nitrate in drinking water.

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दैनिक जीवन में विज्ञान (Super TET सम्पूर्ण अल्टीमेट मास्टर नोट्स)
यह वीडियो प्राथमिक शिक्षक भर्ती (Super TET) के विज्ञान विषय के पहले टॉपिक 'दैनिक जीवन में विज्ञान' का सैद्धांतिक अध्ययन कराता है। इसमें ताप-मापन, ऊन निर्माण प्रक्रिया, प्रमुख मापक यंत्र, मात्रक एवं भौतिक राशियां विस्तार से समझाई गई हैं। साथ ही NCERT और SCERT पर आधारित महत्वपूर्ण रसायन, अम्ल, सूचक, मिश्रधातुएं और प्लास्टिक से संबंधित तथ्य प्रस्तुत किए गए हैं।
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