Biology

Which of the following statements is true about the movement of the forearm? In

A. bending the arm, the biceps relax and the triceps contract B. bending the arm, the biceps contract and the…

6 years ago

The role of ATP include all the following activities excerpt?

A. provision of energy to do work in living organisms B. transmission of nerve impulse C. keeping the body warm…

6 years ago

Which of the following statements defines plasmolysis?

A. Shrinking of a plant cell in a solution B. Shrinking away of cytoplasm from an animal cell membrane C.…

6 years ago

Which of the following Best explains why It is difficult to see clearly in dim light?

A. Initially, the eyes cannot operate when the light is dim B. The choroid reflect all the light that enters…

6 years ago

Which of the following pairs of organisms exist as colonies?

A. Obelia and Euglena B. Pandorina and Volvox C. Chlamydomonas and Amoeba D. Hydra and Spirogyra Correct Answer: Option B…

6 years ago

Which of the following pairs of organisms are photosynthetic?

A. Amoeba and Paramecium B. Volvox and Rhizopus C. Chlamydomonas and Euglena D. Nostoc and Plasmodium Correct Answer: Option C…

6 years ago

Which of these organs can be considered vestigial in humans but functional in other mammals? The

A. liver B. appendix C. rectum D. stomach Correct Answer: Option B B. appendix

6 years ago

A serious disadvantage of complexity in higher organisms is?

A. a high demand for food and energy B. ability to function in many specialized roles C. little amount of…

6 years ago

One important characteristic of green plants is that they?

A. possess specialized sense organs B. are usually motile C. are autotrophic D. respond slowly to stimuli Correct Answer: Option…

6 years ago

The main similarity between unicellular and multicellular organisms is that both?

A. perform all life activities B. exist as filaments C. are plants D. exist as colonies Correct Answer: Option A…

6 years ago