Biology

The direction wind is determined by?

A. an anemometer B. a Secchi disc C. a wind vane D. a barometer Correct Answer: Option C C. a…

6 years ago

In ecology, a community refers to?

A. a number of individuals of a given species B. groups of different organisms living in a habitat C. existing…

6 years ago

Which of the following structures is not an organ of the digestive system?

A. Oesophagus B. Pancreas C. Stomach D. Kidney Correct Answer: Option D D. Kidney

6 years ago

The function of the villi in the alimentary canal is to?

A. secrete gastric juice B. Curdle milk C. emulsify fat D. increase the surface area for absorption Correct Answer: Option…

6 years ago

The association between two organisms in which one of the organisms gains and the other loses is referred to as?

A. saprophytism B. commensalism C. mutualism D. parasitism Correct Answer: Option D D. parasitism

6 years ago

In which of the plant tissues are guard cells located?

A. Epidermis B. MesophyII C. Vascular bundles D. Meristems Correct Answer: Option A A. Epidermis

6 years ago

The best time to pluck the leaf for the experiment is?

A. after being exposed to sunlight B. three hours after sunset C. before sunrise D. six hours after sunset Correct…

6 years ago

Which of the following parts of the ear does NOT contain endolymph?

A. Semi-circular canals B. Utriculus C. Tympanum D. Sacculus Correct Answer: Option A A. Semi-circular canals

6 years ago

Which of the following actions is NOT a voluntary action?

A. Stealing B. Sneezing C. Fighting D. Cheating Correct Answer: Option B B. Sneezing

6 years ago

Which of the following organs is responsible for the production of insulin?

A. Spleen B. Adrenal gland C. Thyroid gland D. Pancreas Correct Answer: Option D D. Pancreas Explanation The most important…

6 years ago