List of top Questions asked in AP EAPCET

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Correct sequence of electrical impulse transmission in the human heart is
A) Purkinje fibres
B) Atrio ventricular node
C) Sino Atrial node
D) Bundle branches
E) Bundle of His

Statement I : Ammonia is highly toxic and needs more water for elimination and therefore excretion of ammonia is more common in aquatic animals.
Statement II : Urea is synthesised in kidneys.
Identify the correct option from the following

Match the following

Study the following regarding circulatory system of cockroach and identify the correct option
Statement I : The cockroach heart is a tubular structure with 13 chambers.
Statement II : Haemolymph in cockroach plays a role in oxygen transportation.

Study the following statements and pick up the incorrect statements.
I. Oriented locomotor movement of an organism towards or away from the direction of light is called photokinesis.
II. The influence of light on non-directional movement of organisms is called phototaxis.
III. UV-B and UV-C rays are more harmful than UV-A rays.
IV. Photoperiod influences the migration of birds.

Identify the schizocoelomate phyla from the following.
I. Platyhelminthes
II. Nematoda
III. Annelida
IV. Chordata
V. Arthropoda
VI. Echinodermata
VII. Mollusca

Match the following

Study the following and identify the correct combinations

Study the following regarding types of flagellae and identify the correct statements
Statements:
I. Stichonematic flagellae possess a single row of lateral appendages.
II. Pantonematic flagellae are completely devoid of mastigonemes.
III. Acronematic flagellae have a naked terminal part of the axoneme.
IV. Pantacronematic flagellae are completely devoid of terminal naked filament.

Select the correct statements among the following
I. The use of biofertilizers reduce the use of chemical fertilizers.
II. Mycorrhizae enhances phosphorous content in the soil.
III. An important biofertilizer in legume crops is Rhizobium.
IV. Glomus forms mycorrhizal association with plants.

Pickup the correctly matched pairs from the following.

Match the following:

Choose the incorrect statements among the following I. Hairy leaves in plants are associated with resistance to insect pest.
II. Solid stem of wheat rejects stem saw fly.
III. Smooth leaves and nector less cotton attracts bollworms.
IV. Resistance to maize stem borer is by low aspartic acid and high nitrogen and sugar.

Match the following:

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