Biology 1st Year Chapter 10

Kingdom Animalia includes multicellular, eukaryotic organisms that are primarily heterotrophic, diverse in form and behavior, and capable of movement at some life stage.

1st year Biology Notes Chapter 10

​Which of the following is not included in grade Bilateria: Coelenterates

Animals that have their body cavity filled with parenchyma are called: Acoelomates

Which of the following is a motile coclenterate: Jelly fish

The skeleton of Athropds is made of: Chitin

The body of animals which can be divided into two equal halves only in one plan is termed as: Bilaterally symmetrical

Vertebrates that develop embryonic membranes around their embryo called: Amniotes

Which of the following is a feature of series deuterostomia: Mesoderm is derived from wall of developing gut

Trypanosoma causes the disease known as: Sleeping sickness

The vertebrates in which placenta is formed during the development of foetus are known as: Mammals

The food of porifera consists of microscopic organisms and organic particles in a percentage ratio of: 20% & 80% respectively

In mollusca the foot is used for: Locomotion

Which of the following are called as sponges: Porifera

Protandrous means: Male sex cells develop first

In arthropods the body cavity is known as: Haemocoel

In annelids the organs for excretion are: Nephridia

Important : Review all previous years’ 11 Class Past Papers for comprehensive practice and better exam preparation.

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