TAMANG SAGUT LNG PO PLS
_____6. The digestive enzyme pepsin secreted by gastric glands begins the digestion of
a. carbohydrates b. protein c. fat d. none of the above
_____7. What propulsive function occurs in the esophagus?
a. segmentation b. ingestion c. peristalsis d. defecation
_____8. Which of the following is the correct order of gastro intestinal tract?
a. esophagus, stomach, large intestine, small intestine, anus
b. stomach, large intestine, small intestine, esophagus, mouth
c. mouth, esophagus, stomach, small intestine, large intestine
d. mouth, stomach, esophagus, large intestine, small intestine
_____9. Chewing food with teeth and tongue is an example of ___.
a. Mechanical Digestion c. Peristalsis
b. Chemical Digestion d. Enzymatic Reaction
____10. Villi present in the small intestine are important because they create more _____ so that
more digested food can be absorbed into the blood stream?
a. feces b. enzymes c. lipids d. surface area
B. Meiosis and water cycle
_____1. What is the type of cell division that produces gametes and prepares the organism for
fertilization during sexual reproduction?
a. cytokinesis b. meiosis c. mitosis d. synapsis
_____2. Which of the following is FALSE about oogenesis?
a. Oogenesis begins during fetal development
b. Oogenesis produce haploid cell unidentical to the parent cell
c. Puberty in the female triggers primary oocytes to continue their development
d. Oogenesis produce one primary oocyte, two secondary oocytes and four ova from one
oogonium
_____3. If there are two oogonia. How many ova or egg cell will be produced after meiosis?
a. 1 egg cell b. 2 egg cells c. 3 egg cells d. 4 egg cells
_____4. _____ is a condition known as trisomy 21.
a. Patau’s syndrome b. Down syndrome c. Jacob’s syndrome d. Klinefelter syndrome
_____5. These are thread like structures inside the nucleus of plant and animal cells
a. egg cells b. sperm cells c. somatic cells d. chromosomes
_____6. The water cycle is the Earth’s way of _____.
a. getting rid of water c. using up all of our water
b. recycling water d. cleaning our water
_____7. There are _____ stages in water cycle.
a. 2 b. 3 c. 4 d. 5
_____8. The water cycle begins with _____.
a. condensation b. evaporation c. precipitation d. none of the above
_____9. When the Sun heats up the puddle of water in your backyard it turns it into water vapor,
this process is known as _____.
a. condensation b. evaporation c. precipitation d. collection
____10. When you look outside and it is raining, the water falling down is in what stage of the
water cycle?
a. evaporation b. collection c. condensation d. precipitation