Review Quiz: Science 4A. Directions: Arrange the process of digestion. Write numbers 1-10.

____ a. While the teeth are working, saliva in the mouth helps make the food soft and wet.____b. The muscles of the stomach tighten around the food. They push, squeeze, and roll the food from side to side, mixing it with gastric juices.____c. The teeth bite and chew the food.____d. Finally, the large intestine removes water from the mixture. What remains is solid waste called feces which the body discharges.____e. When food enters the stomach, it mixes with juices that help digest the food.____f. After being swallowed, food is pushed down by the muscles in the esophagus.____g. The liquid that does not pass through the wall of the small intestine goes into the large intestine.____h. The intestinal juices in the small intestine break down the food to even smaller pieces. Tiny particles of food are absorbed through the walls of the small intestine into the blood.____i. The softened food is pushed to the back of the mouth by the tongue. The food is swallowed.____j. Food leaves the stomach as a thick liquid and moves into the small intestine.

B. Identify what is being asked in each statement below.

1. The body system that breaks down food into very tiny pieces that your cells can use.2. A liquid that moistens food in the mouth.3. Liquids that help break up food in the stomach.4. Digestive juice produced in the liver.5. A long tube that absorbs the nutrients from food.6. The contraction and the relaxation of muscles in the esophagus.7. Finger-like structure along the walls of the small intestine. That absorbs digested food into the blood stream. 8. The tube between the mouth and the stomach.9. A kind of juice or enzyme that changes starch into sugar.10. The breaking down of food into smaller particles.11. The breaking down of food into simpler substances

C. Write T if the statement is true and F if it is false.

1. Your body makes chemicals that digest food.2. Saliva has no enzyme.3. Digestion breaks down big molecules of food into absorbable molecules of food.4. Liver and pancreas are major organs of digestion.5. Incisors are for tearing meat.6. Peristalsis is a process of digestion.

D. Write the letter of the correct answer.

1. What should be done to food before it can be used by the body cells?a. It should be digested. B. should be washedc. It should be cooked. D. It should be mixed with water2. In which part of the alimentary canal is food changed into chime?a. small intestine b. stomachc. large intestine d. esophagus

3. Where does food go after digestion is completed in the small intestine?a. pancreas b. liver c. large intestine d. body cells

Review Quiz: Science 4A. Directions: Arrange the process of digestion. Write numbers 1-10.

____ a. While the teeth are working, saliva in the mouth helps make the food soft and wet.____b. The muscles of the stomach tighten around the food. They push, squeeze, and roll the food from side to side, mixing it with gastric juices.____c. The teeth bite and chew the food.____d. Finally, the large intestine removes water from the mixture. What remains is solid waste called feces which the body discharges.____e. When food enters the stomach, it mixes with juices that help digest the food.____f. After being swallowed, food is pushed down by the muscles in the esophagus.____g. The liquid that does not pass through the wall of the small intestine goes into the large intestine.____h. The intestinal juices in the small intestine break down the food to even smaller pieces. Tiny particles of food are absorbed through the walls of the small intestine into the blood.____i. The softened food is pushed to the back of the mouth by the tongue. The food is swallowed.____j. Food leaves the stomach as a thick liquid and moves into the small intestine.

B. Identify what is being asked in each statement below.

1. The body system that breaks down food into very tiny pieces that your cells can use.2. A liquid that moistens food in the mouth.3. Liquids that help break up food in the stomach.4. Digestive juice produced in the liver.5. A long tube that absorbs the nutrients from food.6. The contraction and the relaxation of muscles in the esophagus.7. Finger-like structure along the walls of the small intestine. That absorbs digested food into the blood stream. 8. The tube between the mouth and the stomach.9. A kind of juice or enzyme that changes starch into sugar.10. The breaking down of food into smaller particles.11. The breaking down of food into simpler substances

C. Write T if the statement is true and F if it is false.

1. Your body makes chemicals that digest food.2. Saliva has no enzyme.3. Digestion breaks down big molecules of food into absorbable molecules of food.4. Liver and pancreas are major organs of digestion.5. Incisors are for tearing meat.6. Peristalsis is a process of digestion.

D. Write the letter of the correct answer.

1. What should be done to food before it can be used by the body cells?a. It should be digested. B. should be washedc. It should be cooked. D. It should be mixed with water2. In which part of the alimentary canal is food changed into chime?a. small intestine b. stomachc. large intestine d. esophagus

3. Where does food go after digestion is completed in the small intestine?a. pancreas b. liver c. large intestine d. body cells

Review quiz: Science 3A. write true if the statement is correct. If it is wrong, change the underlined word of phrase to make it right.

1. Animals have special body parts that help them adapt to their environment.2. Horns, fangs, and antennae are used by animals for food-getting.3. Animals with wings and tails can swim under water.4. Animals produce sounds to make noise in their surroundings.5. An animal tail is used to sense food sources and possible harm.6. Bees have hundred of eyes on their heads.7. Frogs and lizards use their legs in catching insects.8. A crab eats coconut meat using its pincers.9. Animals with small wing can fly high.10. Animals with fins and tails can swim underwater.

B. identify whether each of the animals below is viviparous or oviparous.1. whale 6. Fish2. duck 7. Cat3. platypus 8. Turtle4. butterfly 9. Frog5. dolphin 10. Kangaroo

C. Identify the following animals according to their habitat. Write Aquatic, terrestrial or both aquatic and terrestrial

1. duck 6. Fox2. rooster 7. Cow3. fish 8. Beaver4. crocodile 9. Dolphin5. frog 10. Goldfish

D. Write vertebrate of invertebrate

1. cow 6. Mosquito2. mollusks 7. Crab3. horse 8. Pig4. snake 9. Fox5. kangaroo 10. Cockroach

E. Identify the following statement.

1. Animals that lay eggs.2. animals that are born alive.3. Animals with backbone.4. Animals with no backbone.5-7. The three main parts of the animals8-10. The basic needs of animals are _____, ______, _____ shelter, clean surroundings and care.11. The doctor of animals.

Review quiz: Science 3A. write true if the statement is correct. If it is wrong, change the underlined word of phrase to make it right.

1. Animals have special body parts that help them adapt to their environment.2. Horns, fangs, and antennae are used by animals for food-getting.3. Animals with wings and tails can swim under water.4. Animals produce sounds to make noise in their surroundings.5. An animal tail is used to sense food sources and possible harm.6. Bees have hundred of eyes on their heads.7. Frogs and lizards use their legs in catching insects.8. A crab eats coconut meat using its pincers.9. Animals with small wing can fly high.10. Animals with fins and tails can swim underwater.

B. identify whether each of the animals below is viviparous or oviparous.1. whale 6. Fish2. duck 7. Cat3. platypus 8. Turtle4. butterfly 9. Frog5. dolphin 10. Kangaroo

C. Identify the following animals according to their habitat. Write Aquatic, terrestrial or both aquatic and terrestrial

1. duck 6. Fox2. rooster 7. Cow3. fish 8. Beaver4. crocodile 9. Dolphin5. frog 10. Goldfish

D. Write vertebrate of invertebrate

1. cow 6. Mosquito2. mollusks 7. Crab3. horse 8. Pig4. snake 9. Fox5. kangaroo 10. Cockroach

E. Identify the following statement.

1. Animals that lay eggs.2. animals that are born alive.3. Animals with backbone.4. Animals with no backbone.5-7. The three main parts of the animals8-10. The basic needs of animals are _____, ______, _____ shelter, clean surroundings and care.11. The doctor of animals.