Biology Classification Quiz

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Questions and Answers

Which part of the brain is primarily responsible for balance and coordination?

  • Frontal Lobe
  • Cerebellum (correct)
  • Brain Stem
  • Cerebrum

What is the largest internal organ in the human body?

  • Liver (correct)
  • Heart
  • Lungs
  • Kidney

What term describes organisms that can obtain food from other organisms?

  • Producers
  • Heterotrophs (correct)
  • Scavengers
  • Autotrophs

In which type of symbiotic relationship does one organism benefit while the other is harmed?

<p>Parasitism (B)</p> Signup and view all the answers

What is the condition called when a cell swells due to an influx of water?

<p>Hypotonic (A)</p> Signup and view all the answers

Which of the following organisms is classified under PROTISTA?

<p>Entamoeba histolytica (D)</p> Signup and view all the answers

Which of the following describes a function of the large intestines?

<p>Passageway in defecation (C)</p> Signup and view all the answers

What is a function of vitamin K?

<p>Blood clotting (A)</p> Signup and view all the answers

Which group of animals has spiny bodies?

<p>Echinodermata (D)</p> Signup and view all the answers

Which type of worm is classified as a segmented worm?

<p>Annelida (A)</p> Signup and view all the answers

What is the purpose of the pharynx?

<p>Passageway for both air and food (D)</p> Signup and view all the answers

Which of the following is NOT a characteristic of mollusks?

<p>Jointed legs (D)</p> Signup and view all the answers

Which of the following best describes chyme?

<p>Mixed food and gastric juices (D)</p> Signup and view all the answers

Flashcards

Esophagus Function

The tube connecting the throat to the stomach, carrying food.

Chyme

A mixture of food and gastric juices in the stomach.

Small Intestines

The primary site of nutrient absorption in the digestive system.

Anus

The opening through which solid waste leaves the body.

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Large Intestines

Part of the digestive tract responsible for water absorption and forming feces.

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Liver

The largest internal organ in the human body, playing a role in various functions, including blood detoxification and producing bile.

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Vein

Blood vessels that carry blood back to the heart.

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Cerebellum Function

The cerebellum controls balance, coordination, and movement. It helps you walk smoothly and pick things up without dropping them.

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Vitamin K

Vitamin important for blood clotting.

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Brain Stem Role

The brain stem controls essential involuntary functions like breathing and heart rate. It keeps you alive without you even thinking about it.

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Types of Muscles

There are three types of muscles: skeletal, smooth, and cardiac. Skeletal muscles are voluntary, like your arm muscles. Smooth muscles are involuntary, like your digestive system. Cardiac muscle is the muscle of the heart.

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Cell in Hypotonic Solution

When a cell is placed in a hypotonic solution, the water concentration outside the cell is higher. Water rushes into the cell, causing it to swell.

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Cell in Hypertonic Solution

When a cell is placed in a hypertonic solution, the water concentration outside the cell is lower. Water moves out of the cell, causing it to shrink.

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Study Notes

Kingdom Classification

  • Algae are classified as PROTISTA
  • Molds are classified as FUNGI
  • Microsporidia are classified as FUNGI
  • Mushrooms are classified as FUNGI
  • Entamoeba histolytica is classified as PROTISTA
  • Plasmodium is classified as PROTISTA
  • Diatoms are classified as PROTISTA
  • Yeast is classified as FUNGI

Animal Classification

  • Stinging cells are CNIDARA
  • Roundworms are NEMATODA
  • Flatworms are PLATYHELMINTHES
  • Segmented worms are ANNELIDA
  • Jointed legs are ARTHROPODA
  • Spiny bodies are ECHINODERMATA
  • Soft bodies are MOLLUSCA
  • Notochord is CHORDATA

Animal Phyla

  • Shark is FISH
  • Dolphin is MAMMAL
  • Snake is REPTILE
  • Human is MAMMAL
  • Turtle is REPTILE
  • Salamander is AMPHIBIAN
  • Ostrich is BIRD
  • Your seatmate is MAMMAL

Digestive System

  • Throat to stomach is ESOPHAGUS
  • Mixed food and gastric juices is CHYME
  • Final place of digestion is SMALL INTESTINES
  • Colon is LARGE INTESTINES
  • Passageway in defecation is ANUS
  • Largest internal organ is LIVER
  • Brings blood back to the heart is VEIN
  • Vitamin for blood clotting is VITAMIN K

Body Systems and Processes

  • Passageway for both air and food is PHARYNX
  • Internal balance is HOMEOSTASIS
  • Union of sperm and ovum is FERTILIZATION
  • Fertilization through test tube is IN VITRO
  • Basic unit of nervous system is NEURON
  • Intelligence, learning is CEREBRUM
  • Balance and coordination is CEREBELLUM
  • Breathing and heart rate is BRAIN STEM

Anatomy & Physiology

  • Bones in adult is 206
  • Muscle in the heart is CARDIAC
  • Voluntary muscles is SKELETAL
  • Cell shrinks is HYPERTONIC
  • Cell swells is HYPOTONIC
  • Main excretory organ is KIDNEY
  • Largest organ is SKIN
  • Largest internal organ is LIVER

Ecology

  • Study of ecosystem is ECOLOGY
  • Can make their own food is AUTOTROPHS
  • Obtain food from other organisms is HETEROTROPHS
  • Feeds on necrotic matter is SCAVENGERS
  • Breaks down dead organisms is SAPROPHYTES
  • Harmed, benefits other is PARASITISM
  • Benefits, benefits other is MUTUALISM
  • Organisms live closely together is SYMBIOSIS

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