Biology

Which of the following occurs when a person looks at a distant, dim object and then looks?

at a much closer, bright object? In each eye, the pupil becomes A. larger, while the lens becomes thicker B.…

6 years ago

Which of the following groups contains only macro-nutrients?

A. phosphorus, nitrogen and molybdenum B. manganese, copper and zinc C. boron, sulphur and iron D. calcium, magnesium and potassium…

6 years ago

The following insects undergo incomplete metamorphosis except?

A. termite B. cockroach C. butterfly D. locust Correct Answer: Option C C. butterfly

6 years ago

The process by which fruits develop without fertilization is called?

A. parthenocarpy B. pathology C. hermaphroditism D. layering Correct Answer: Option A A. parthenocarpy

6 years ago

Green plants lose water to the atmosphere through the process of?

A. respiration B. photosynthesis C. transpiration D. translocation Correct Answer: Option C C. transpiration

6 years ago

The products of respiration are?

A. nitrogen and water B. nitrogen and carbon dioxide C. water and oxygen D. carbon dioxide and water Correct Answer:…

6 years ago

The hepatic portal vein is often heavily loaded with food-nutrients because it carries blood?

A. directly from the heart B. from the liver to the heart C. from the small intestine to the liver…

6 years ago

Excessive bleeding from an injury may be due to lack of vitamin?

A. A B. B C. C D. K Correct Answer: Option D D. K

6 years ago

The xylem elements perform the function of transport but they also help to support plants because they?

A. are internally located B. are tubular C. have rigid thick walls D. constantly absorb water Correct Answer: Option C…

6 years ago

The axial skeleton is made up of the following?

A. skull, vertebral column, rib cage and sternum B. limbs and limb girdles C. lumbar and thoracic vertebrae D. vertebral…

6 years ago