A mature ovary of a flower that protects and disperses dormant seeds refers to a ______________. Question 19 options: stamen flower petals fruit stigma

After fertilization occurs in an angiosperm, the wall of the ovary develops into the ______, which helps protect and disperse the seeds.Multiple choice question.fruitpollenembryoanther

A ______ is a dormant plant embryo and a food supply inside of a tough outer coat.Multiple choice question.flowergametophyteseedpollen grain

Ovules are produced in the _______ of flowering plants. A. stamens B. anthers C. ovaries D. filaments

You observed that the ovary of a wilted flower has become big. What does this show?Group of answer choicesThe ovary is going to break.More ovules are being produced in the ovary.A seed is developing inside the ovary.The ovary is going to drop. Flag question: Question 14Question 141 ptsWhat part of the female reproductive system releases the egg cell and hormones like estrogen?Group of answer choicesvaginafallopian tubecervixovary Flag question: Question 15Question 151 ptsWhich is true about pollination? Group of answer choicesIt occurs when pollen from the filament falls into the stigma of a plant.It is the transfer of pistil from the anther to the stigma of a flower.It is the transfer of pollen grains from the anther to the stigma of a flower.It is the transfer of pollen from the petals of a flower to the sepals of another. Flag question: Question 16Question 161 ptsChicks are hatched from eggs. A goat is born alive and looks like its parents. a frog undergoes many changes as it grows. What do these observations prove?Group of answer choicesDifferent animals reproduce in different ways.Different animals move in different ways.All animals are hatched from eggs.All animals are born alive. Flag question: Question 17Question 171 ptsWhich part of the flower are needed in reproduction?Group of answer choicespollen and antherpistil and stamenreceptacle and pollenpistil and sepals Flag question: Question 18Question 181 ptsIt is the stage which is characterized by rapid developmental changes. Group of answer choicespregnancymenstruationpubertyfertilization Flag question: Question 19Question 191 ptsIn which of the following stages of the menstrual cycle are the progesterone levels at their highest? Group of answer choicesmenstruation phaseovulation phaseluteal phasefollicular phase Flag question: Question 20Question 201 ptsIn the phases of the menstrual cycle, when does the uterine lining grow due to the estrogen hormone? Group of answer choicesovulation phaseluteal phasefollicular phasemenstruation phase Flag question: Question 21Question 211 ptsHow old is a boy when he experiences body changes? Group of answer choicesbetween 10 to 17 yrs. Oldbetween 9 to 10 yrs. Oldbetween 5 to 10 yrs. Oldbetween 7 to 17 yrs. Old Flag question: Question 22Question 221 ptsWhich of the following plants can cross-pollinate? Group of answer choicesPotatoesSquashRiceTomatoes Flag question: Question 23Question 231 ptsWhich is NOT TRUE about reproduction in animals? Group of answer choicesFertilization occurs inside the body for some female animals.All animals reproduce with the same mode of reproduction.Some animals reproduce sexually.Fertilization can happen outside female animal's body. Flag question: Question 24Question 241 ptsWhy do fishes/frogs produce thousands of offspring?Group of answer choicesTo produce food for predators.To maintain the population of each species.To make sure that there are lots of brothers and sistersTo increase the chance of some surviving. Flag question: Question 25Question 251 ptsWhy do frogs engage in a mating posture called amplexus?Group of answer choicesTo release more sperms for the male frogs.To release more eggs in water.To have a better hatching of eggs into tadpoles.To make sure that the sperms reach the eggs. Flag question: Question 26Question 261 ptsWhy are estuaries important to our environment?Group of answer choicesAll of the above.Estuaries provide nurseries for marine life.Estuaries act as home for many types of wildlife.Estuaries filter pollutants and prevent erosion. Flag question: Question 27Question 271 ptsWhich is NOT an example of abiotic factor in the environment?Group of answer choicestemperature of watersalinity of watertype of soilnumber of predators Flag question: Question 28Question 281 ptsAs a grade 5 pupil, in what way can you protect estuaries and intertidal zones?Group of answer choicesJoin organizations that promotes conversion of estuaries and intertidal zones to commercial areas.Dispose oil and other household waste on waterways.Practice actions that could put estuaries at risk.Take part in coastal clean-up drives and disseminate information on the proper care of estuaries. Flag question: Question 29Question 291 ptsWhat is the term used to describe when an organism's body part detaches and develops into a new organism?Group of answer choicesParthenogenesisFragmentationRegenerationBudding

A plant embryo enclosed in a protective covering isa/anA) pollen.B) egg.C) seed.D) spore