Specifity of Enzymes Quiz PDF: Questions and Answers - 155

MCQ 771: Salivary and pancreatic amylase help digest

1. proteins
2. starch
3. fats
4. minerals

MCQ 772: More and more water (H₂O) is pulled by xylem when

1. cubicula transpiration increases
2. rate of photosynthesis increases
3. cell sap becomes concentrated after water loss
4. plant has a rich supply of water

MCQ 773: Which is the most common way of pollination in grass

1. insect pollinated
2. wind pollinated
3. cross pollinated
4. self pollinated

MCQ 774: All are the mechanisms to prevent heat loss in small mammals, but,

1. low metabolic rate
2. high food intake
3. avoid temperature extremes
4. living in burrows

MCQ 775: If the temperature of penguins rises above 38 °C, they

1. cuddle together
2. pant
3. increase metabolic rate
4. respire on stored fat