Science Practice Quiz 192

Q1.Which vascular tissue in plants is responsible for transporting nutrients along with water to the entire plant?

A. Phloem B. Stomata C. Xylem D. Root hairs

Q2.What is the name of the vascular tissue responsible for the transport of food to the various parts of a plant?

A. Xylem B. Stomata C. Phloem D. Root hairs

Q3.Through which structures do plants primarily lose water in the form of vapour during transpiration?

A. Xylem B. Phloem C. Root hairs D. Stomata

Q4.What process generates a force which pulls up water absorbed by the roots from the soil to reach the stem and leaves?

A. Photosynthesis B. Respiration C. Transpiration D. Absorption

Q5.What is the main function of root hairs in plants?

A. Transport of food B. Transpiration C. Absorption of water D. Synthesis of carbohydrates

Q6.Sweat in humans contains water and which other substances?

A. Ammonia and urea B. Salts and urea C. Uric acid and salts D. Glucose and salts

Q7.In plants, through which tissue is water primarily transported?

A. xylem B. phloem C. stomata D. root hair

Q8.Which of the following conditions can increase water absorption through roots in plants?

A. keeping the plants in the shade B. keeping the plants in dim light C. keeping the plants under the fan D. covering the plants with a polythene bag

Q9.What medical procedure is immediately performed by a doctor when a person suffers from chest pain, according to the provided text?

A. Blood test B. X-ray C. ECG D. MRI scan

Q10.As per the provided information, what is true regarding blood?

A. It can be artificially synthesized B. There is no substitute for it C. It is easily replaceable D. Its substitutes are under development