Structural Organisation in Animals

What is the name of the tissue that performs a specific function in the body?

How many basic types of tissues are there in complex animals?

What type of epithelial tissue is found in the walls of blood vessels and air sacs of lungs and is involved in functions like forming a diffusion boundary?

Which of these types of epithelial tissue is commonly found in ducts of glands and tubular parts of nephrons in kidneys?

Which of the following epithelial tissues is composed of tall and slender cells, with their nuclei located at the base?

What type of epithelial tissue has cilia on their free surface?

Which of these is not a type of cell junction found in epithelial and other tissues?

Connective tissues are less abundant and less widely distributed in the body of complex animals than other types of tissue.

What are the three main types of connective tissue?

Which type of connective tissue is found beneath the skin and serves as a support framework for epithelium?

Which type of connective tissue is specialised to store fats?

What type of connective tissue has fibres and fibroblasts that are compactly packed, and show a regular or irregular pattern?

Which of the following are examples of dense regular connective tissue?

Which of the following is an example of dense irregular connective tissue?

Cartilage is a solid and pliable type of connective tissue which resists compression.

Where is cartilage present in adults?

Bones provide structural frame to the body and support and protect softer tissues and organs.

What is the function of bone marrow?

What are the three main components of blood?

What is the function of muscle tissue?

Which type of muscle tissue is closely attached to skeletal bones?

Which type of muscle tissue is found in the walls of internal organs?

Which type of muscle tissue is found only in the heart?

What is the basic unit of the nervous system?

Neuroglia protect and support neurons.

What happens when a neuron is suitably stimulated?

What is the primary function of organs?

Organ systems work together to coordinate the activities of millions of cells in the body.

What is the common name for earthworms based on their beneficial impact on soil fertility?

What is the name of the process of increasing soil fertility by earthworms?

Cockroaches are typically found in cold, dry environments.

What is the name of the hard, chitinous exoskeleton that covers the body of a cockroach?

What are the three main body regions of a cockroach?

What is the name of the flexible membrane that joins the sclerites of a cockroach's exoskeleton?

Cockroaches have compound eyes, which are sensitive to light intensity.

What is the name of the mouthpart that acts as the upper lip in a cockroach?

The thorax of a cockroach consists of three parts: prothorax, mesothorax, and metathorax.

Which pair of wings in a cockroach is used for flight?

What is the name of the pouch that contains the female gonopore, spermathecal pores, and collateral glands in female cockroaches?

Male cockroaches have a pair of short, thread-like anal styles that are absent in females.

The alimentary canal of a cockroach is a straight tube that runs between the first and last segment of the body.

The gizzard of a cockroach helps in grinding food particles.

What is the function of the hepatic or gastric caeca in cockroaches?

The Malpighian tubules in cockroaches help in the removal of excretory products.

The blood vascular system in cockroaches is a closed type.

The haemolymph in cockroaches is composed of colourless plasma and haemocytes.

What is the name of the structure that pumps blood through the sinuses in cockroaches?

What are the three main respiratory organs in a cockroach on land?

The respiratory system in a cockroach is a closed system.

Cockroaches are uricotelic, meaning they excrete uric acid as their primary nitrogenous waste product.

The nervous system of a cockroach consists of a series of fused, segmentally arranged ganglia joined by paired longitudinal connectives on the ventral side.

Cockroaches are dioecious, meaning they have separate sexes.

The male reproductive system of a cockroach consists of a pair of testes, a pair of vas deferens, a pair of seminal vesicles, and a pair of accessory glands.

The female reproductive system of a cockroach consists of a pair of ovaries, a pair of oviducts, and a pair of spermathecae.

The development of cockroaches is holometabolous, meaning they undergo a complete metamorphosis with a larval stage.

Frogs are ectothermic, meaning they have a constant body temperature.

Frogs can change their colour to camouflage themselves from predators.

Aestivation is a period of dormancy that frogs undergo during the winter to avoid cold temperatures.

The skin of frogs is dry and scaly.

Frogs do not have a neck or a tail.

Frogs have webbed feet that help them swim.

Male frogs have sound-producing vocal sacs that are absent in female frogs.

The digestive system of a frog is relatively short because frogs are carnivores.

What is the name of the chamber that receives both digestive and excretory wastes as well as reproductive products in a frog?

Frogs respire using both lungs and skin.

The circulatory system in a frog is an open system.

The heart of a frog has four chambers.

What are the three main types of blood cells in a frog?

What is the primary function of the excretory system in a frog?

The excretory system in a frog consists of a pair of kidneys, a pair of ureters, a urinary bladder, and a cloaca.

What is the primary nitrogenous waste product excreted by frogs?

The nervous system in a frog is organised into a central nervous system, a peripheral nervous system, and an autonomic nervous system.

The brain of a frog is divided into three parts: forebrain, midbrain, and hindbrain.

The sense organs in a frog include organs of touch, taste, smell, vision, and hearing.

The male reproductive system of a frog consists of a pair of testes, a pair of vasa efferentia, and a pair of kidneys.

The female reproductive system of a frog consists of a pair of ovaries, a pair of oviducts, and a pair of kidneys.

Fertilization in frogs is internal.

The larval stage of a frog is called a tadpole.