Q: How many continents do birds breed on? Read this paragraph and choose the correct option from the provided answers: Birds live and breed in most terrestrial habitats on all seven continents. They occupy a wide range of ecological positions. Choices: - 4 - 2 - 3 - 7 A:
7

(Question)
Q: What carbohydrate from fruit juices is a gel-forming substance important in jelly making? Read this paragraph and choose the correct option from the provided answers: Pectin, a carbohydrate from fruit juices, is a gel-forming substance important in jelly making. Silica gel, a colloidal dispersion of hydrated silicon dioxide, is formed when dilute hydrochloric acid is added to a dilute solution of sodium silicate. Canned Heat is a gel made by mixing alcohol and a saturated aqueous solution of calcium acetate. Choices: - potassium - gelatin - cellulose - pectin A:
(Answer)
pectin

Ques: Q: What contains carbon, hydrogen, and oxygen in a ratio of 1:2:1? Read this paragraph and choose the correct option from the provided answers: The term carbohydrate comes from the fact that the majority contain carbon, hydrogen, and oxygen in a ratio of 1:2:1, making for an empirical formula of CH 2 O. This is somewhat misleading because the molecules are not actually hydrates of carbon at all. Carbohydrates are monomers and polymers of aldehydes and ketones that have multiple hydroxyl groups attached. Choices: - helium - sodium - magnesium - carbohydrate A:
Ans: carbohydrate

(Q).
Q: What type of input is not required during passive transport? Read this paragraph and choose the correct option from the provided answers: Passive transport does not require energy input. Choices: - pressure - cooling - heating - energy A:
(A).
energy

Ques:Q: Most reptile eggs can be laid on land, not in water and they are called what? Read this paragraph and choose the correct option from the provided answers: Most reptiles reproduce sexually and have internal fertilization. Their eggs are amniotic, so they can be laid on land instead of in water. Reptiles do not have a larval stage, and their hatchlings are relatively mature. Reptile parents provide little if any care to their young. Choices: - aqueous - umbilical - Transitional - amniotic A:

Ans:amniotic

Q: What does antifreeze do to the freezing temperature of the water in car radiators? Read this paragraph and choose the correct option from the provided answers: Flickr:EvelynGiggles. Antifreeze lowers the freezing temperature of the water in car radiators . CC BY 2.0. Choices: - raises it - keeps it constant - foresees it - lowers it A:
lowers it