Biology

Urea formation occurs in the?

A. heart B. liver C. lung D. kidney Correct Answer: Option B - liver

4 years ago

The center for learning and memory in the human brain is the?

A. medulla oblongata B. cerebellum C. cerebrum D. olfactory lobe Correct Answer: Option C - cerebrum

4 years ago

Which of the following organisms does not exist as a single free living cell?

A. Paramecium B. Volvox C. Amoeba D. Chlamydomonas Correct Answer: Option B - Volvox

4 years ago

The mode of feeding in Amoeba and Hydra is?

A. heterotrophic B. holophytic C. autotrophic D. symbiotic Correct Answer: Option A - heterotrophic

4 years ago

Water fleas, wood lice and barnacles belong to the group?

A. arachnida B. crustacea C. insecta D. chilopoda Correct Answer: Option B - crustacea

4 years ago

Most monocots are easily recognized by their?

A. short leaves with petioles B. long and sword-like leaves C. long and palm like leaves D. short with veinlets…

4 years ago

Which of following groups is the most advanced?

A. Pteridophytes B. Bryophytes C. Thallophytes D. Gymnosperm Correct Answer: Option D - Gymnosperm

4 years ago

The jointed structure in insects that bears organs which are sensitive to touch, smell and vibration is the?

A. maxilla B. labium C. antenna D. abdomen Correct Answer: Option C - antenna

4 years ago

Viviparity occurs mainly in the?

A. mammals B. reptiles C. aves D. amphibians Correct Answer: Option A - mammals Explanation Among animals, viviparity is development…

4 years ago

Amphibian are normally found?

A. on dry land and water B. in water and on moist land C. on moist land D. in water…

4 years ago